{"title":"Belt Tensioner","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThe belt tensioner is a spring-loaded pulley assembly that keeps constant tension on the engine's drive belt. As the belt stretches or wears over time, the tensioner automatically adjusts to maintain proper tension, ensuring the belt stays firmly engaged with all pulleys and delivers consistent power to the alternator, water pump, power steering pump, A\/C compressor, and other accessories.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","products":[{"product_id":"6393304-idler-pulley","title":"6393304 Idler Pulley","description":"\u003cp\u003ePart Number:6393304\u003cbr\u003ePart Name:Idler Pulley\u003cbr\u003eOrigin:China\u003cbr\u003eCondition:OEM\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179281105175,"sku":"6393304","price":1335.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/78fc26589abee7ea341dcb8a11f82d69.png?v=1790046829"},{"product_id":"5398362-belt-tensioner","title":"5398362 Belt Tensioner","description":"\u003cp\u003eThe 5398362 Belt Tensioner Pulley is engineered for optimal performance with Cummins ISF 2.8 diesel engines, ensuring precise belt alignment and reliable operation. Crafted for durability, it delivers efficient tension control and extends engine component life.\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179498127639,"sku":"5398362","price":55.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1066916084751269888_ab17040a-de08-4bf4-aaf9-e53ec19820e8.jpg?v=1790071596"},{"product_id":"5333477-belt-tensioner","title":"5333477 Belt Tensioner","description":"\u003cp\u003eThe 5333477 Belt Tensioner is designed for Cummins Engines 4B, 6BT, and 6CT, compatible with part numbers 3937553, 3936201, 3934818, 3922900, 3978022, and 3914086, ensuring reliable and optimal engine performance.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:3937553 3936201 3934818 3922900 3978022 3914086\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179511988503,"sku":"5333477","price":78.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1132437901678874624_3f9500f4-951c-4e47-b317-35da79bf62b9.jpg?v=1790071662"},{"product_id":"5302528-belt-tensioner","title":"5302528 Belt Tensioner","description":"\u003cp\u003eThe 5302528 Belt Tensioner is engineered for Cummins Engine F2.8, ISF, and QSF models. Designed for precise fit and reliable performance, this component ensures optimal belt tension and longevity for heavy-duty applications.\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179517624599,"sku":"5302528","price":99.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1169060840746389504_f5222ab0-21f1-4340-a265-fbd339b89721.jpg?v=1790071695"},{"product_id":"5287020-belt-tensioner","title":"5287020 Belt Tensioner","description":"\u003cp\u003eThe 5287020 belt tensioner suits Cummins 6B5.9, B4.5, D4.5, F4.5, ISF3.8 and X15 engines. It automatically maintains proper belt tension to reduce slipping, abnormal noise and excessive belt wear. Heavy-duty internal spring and bearing assembly withstand frequent cyclic vibration. This component keeps auxiliary systems running reliably for trucks and construction equipment power units.\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179522703639,"sku":"5287020","price":109.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1234917198682652672.jpg?v=1790071730"},{"product_id":"5265369-idler-pulley","title":"5265369 Idler Pulley","description":"\u003cp\u003eEnhance engine performance with the 5265369 Idler Pulley, engineered for Cummins B4.5, ISF, ISB, and QSF engines. Designed to meet OEM specifications, it ensures reliable operation and long-lasting durability. Replaces part number 4983816.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:4983816\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179531026711,"sku":"5265369","price":84.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1152757867225419776_2b7647c9-35cf-4c47-86f6-67e73c77aee4.jpg?v=1790071771"},{"product_id":"5256546-belt-tensioner","title":"5256546 Belt Tensioner","description":"\u003cp\u003eEnsure optimal performance with the 5256546 Belt Tensioner, designed for Cummins Diesel Engine 6BT 5.9, ISB, QSB 6.7, and ISD models. Precision-engineered for reliability and durability, this component keeps your engine’s belt system running smoothly.\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179542036759,"sku":"5256546","price":92.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1074394069364510720.jpg?v=1790071811"},{"product_id":"5256103-idler-pulley","title":"5256103 Idler Pulley","description":"\u003cp\u003eThe 5256103 Idler Pulley is designed for Cummins Engine ISB4.5 and 6.7 ISD models, ensuring optimal belt alignment and reliable performance. Manufactured for durability, this component helps maintain engine efficiency in demanding conditions.\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179542429975,"sku":"5256103","price":65.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1148407254568013824_5f7e113f-3a74-4324-aa32-1b630c0e223f.jpg?v=1790071814"},{"product_id":"5254599-idler-pulley","title":"5254599 Idler Pulley","description":"\u003cp\u003eEnsure optimal performance with the 5254599 Idler Pulley, designed for Cummins Diesel Engine ISF2.8 and ISF3.8. This durable component offers reliable tension and smooth operation, catering to the demanding needs of commercial and industrial applications.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179543937303,"sku":"5254599","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1194050081326628864.jpg?v=1790071819"},{"product_id":"4994573-belt-tensioner","title":"4994573 Belt Tensioner","description":"\u003cp\u003eEnsure reliable engine performance with the 4994573 Belt Tensioner, designed specifically for Cummins Engine 4BT3.9 and 6BT5.9 models. Precision-engineered for durability, this essential component helps maintain optimal belt tension and longevity.\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179573788951,"sku":"4994573","price":89.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1169796113159557120.jpg?v=1790071873"},{"product_id":"4994009-belt-tensioner-bracket","title":"4994009 Belt Tensioner Bracket","description":"\u003cp\u003eUpgrade your engine’s performance with the 4994009 Belt Tensioner Bracket, engineered for Cummins 4B 3.9, 6B, B5.9, ISB 6.7L, and 4.5L engines. Precision-made for durability and a secure fit, it ensures optimal belt tension and reliable operation.\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179574214935,"sku":"4994009","price":59.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1165677698438270976_b259ae2b-4c8f-4f13-b058-b56c30651856.jpg?v=1790071875"},{"product_id":"4991240-idler-pulley","title":"4991240 Idler Pulley","description":"\u003cp\u003eThis idler pulley with OE\/OEM part number 4991240 is a perfect fit for DCEC Cummins Engine ISDe and ISBe. It is manufactured in China by a well-known brand and is designed to provide optimal performance. The pulley is made of high-quality materials that ensure durability and longevity. The idler pulley is an essential component of any engine and plays a crucial role in the smooth operation of the vehicle. It helps in maintaining the correct tension of the accessory belt, which is critical for the proper functioning of other components. With this idler pulley, you can be assured of a reliable and efficient engine system.\u003c\/p\u003e\n\u003cdiv class=\"t\"\u003eSupersedes:3920570 3922982\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179576344855,"sku":"4991240","price":54.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1049843662093160448.jpg?v=1790071889"},{"product_id":"4981116-belt-tensioner","title":"4981116 Belt Tensioner","description":"\u003cp\u003eThe 4981116 Belt Tensioner is designed for Cummins Engine models ISL9, QSB5.9, QSB6.7, and QSB7. Engineered for reliable performance, it ensures optimal belt alignment and durability, meeting OEM specifications for superior engine efficiency and longevity.\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179593646359,"sku":"4981116","price":109.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1231069840811229184.jpg?v=1790071950"},{"product_id":"4936440-belt-tensioner","title":"4936440 Belt Tensioner","description":"\u003cp\u003eThis belt tensioner pulley with part number 4936440 is designed to fit perfectly for Cummins engines. It is a high-quality replacement part that ensures your engine runs smoothly and efficiently. The pulley is made in China and comes with OE\/OEM and manufacturer part numbers. This tensioner pulley is an essential component of your engine's accessory belt system. It helps to maintain the proper tension of the belt, which ensures that all accessories are running smoothly. This pulley fits perfectly for Cummins engines and is compatible with multiple models. Get this high-quality replacement part now and keep your engine running like new.\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179660460311,"sku":"4936440","price":88.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1066920705808924672_bcd310c1-f278-49b8-b344-072709aec589.jpg?v=1790072300"},{"product_id":"4930839-belt-tensioner-support","title":"4930839 Belt Tensioner Support","description":"\u003cp\u003eThe 4930839 Belt Tensioner Support ensures reliable performance for Cummins Engine models 4B3.9, B5.9, 6B5.9, B4.5, ISB 6.7, and B129B. Designed for durability, it provides optimal belt alignment and engine efficiency.\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179669799191,"sku":"4930839","price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1101327369936830464.jpg?v=1790072346"},{"product_id":"4914636-idler-pulley","title":"4914636 Idler Pulley","description":"\u003cp\u003e\u003c\/p\u003e\u003cp\u003eThis idler pulley is designed to fit Cummins engines with precision and accuracy. Its durable construction ensures reliable performance in mechanical power transmission and industrial automation applications. The pulley is made to last and withstand heavy loads, providing optimal results for your business and industrial equipment.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179706269975,"sku":"4914636","price":85.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1050114202007502850.jpg?v=1790072537"},{"product_id":"4914591-idler-pulley-bracket","title":"4914591 Idler Pulley Bracket","description":"\u003cp\u003ePart Number:4914591\u003cbr\u003ePart Name:Idler Pulley Bracket\u003cbr\u003eOrigin:China\u003cbr\u003eCondition:OEM\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179707678999,"sku":"4914591","price":272.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/78fc26589abee7ea341dcb8a11f82d69.png?v=1790046829"},{"product_id":"4913700-belt-tensioner-bracket","title":"4913700 Belt Tensioner Bracket","description":"\u003cp\u003ePart Number:4913700\u003cbr\u003ePart Name:Belt Tensioner Bracket\u003cbr\u003eOrigin:China\u003cbr\u003eCondition:OEM\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179732615447,"sku":"4913700","price":101.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/78fc26589abee7ea341dcb8a11f82d69.png?v=1790046829"},{"product_id":"4319418-idler-pulley","title":"4319418 Idler Pulley","description":"\u003cp\u003eThis idler pulley is a perfect fit for Cummins diesel engines M11 QSM ISM. It is a high-quality replacement part that ensures reliable and efficient performance. The manufacturer part number of this pulley is 4319418, and it is made in China. The OE\/OEM part number of this idler pulley is also 4319418X.  Buy with confidence and enjoy trouble-free operation with this top-quality idler pulley.\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179775803671,"sku":"4319418","price":96.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1101555758207598592.jpg?v=1790072930"},{"product_id":"4316726-belt-tensioner","title":"4316726 Belt Tensioner","description":"\u003cp\u003eThis belt tensioner is designed to fit Cummins diesel engines with ISZ QSZ models. It is a high-quality replacement part with OE\/OEM part number 4316726 and manufacturer part number 4316726. Made in China, it is suitable for use in timing components and kits for engines and engine parts. The tensioner is specifically designed for belts and pulleys, ensuring a perfect fit for your vehicle. It is compatible with a wide range of car and truck parts and accessories, making it an ideal replacement for your old or worn-out tensioner. Buy now and get your engine running smoothly again!\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179778228503,"sku":"4316726","price":147.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1169436045150916608_98528686-54ee-43ae-b606-3267f5f564aa.jpg?v=1790072942"},{"product_id":"4059202-belt-tensioner","title":"4059202 Belt Tensioner","description":"\u003cp\u003eEnsure your engine's belt runs smoothly with this high-quality 4059202 Belt Tensioner, a crucial component for maintaining proper belt tension and preventing premature wear. Designed to fit a range of Cummins engines, including models M11, K19, NT855, X15, QSX, and ISX, it's an ideal replacement or upgrade for your existing setup. With the OE\/OEM part number 4059202 and superseded part number 3681240, you can trust in its compatibility and durability. Manufactured in China, this belt tensioner is built to meet stringent standards, providing a reliable solution for your engine maintenance needs.\u003c\/p\u003e\n\u003cdiv class=\"t\"\u003eSupersedes:3681240\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179854643479,"sku":"4059202","price":82.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1040052920286056448.jpg?v=1790073323"},{"product_id":"4059201-belt-tensioner","title":"4059201 Belt Tensioner","description":"\u003cp\u003eThis belt tensioner is designed to fit Cummins engines with models ISX CM570, ISX CM870, and ISX CM871. It has the part numbers 4059201 and 3680194. Made in China, this tensioner is a reliable replacement part for your heavy equipment. With its sturdy construction and quality materials, this belt tensioner is built to last. It has been tested to ensure it meets or exceeds OEM standards. Trust this product to keep your engine running smoothly and efficiently.\u003c\/p\u003e\n\u003cdiv class=\"t\"\u003eSupersedes:3680194\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179854840087,"sku":"4059201","price":92.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1034668405879345152_032e7632-e231-4e47-b87c-42b5f5f8f458.jpg?v=1790073324"},{"product_id":"4057646-belt-tensioner-bracket","title":"4057646 Belt Tensioner Bracket","description":"\u003cp\u003eThis belt tensioner bracket is designed to fit Cummins engines K19, K38, K50, QSK NT14, and NT855. It is manufactured in China and is an essential part for the proper functioning of the engine. The bracket is compatible with other heavy equipment parts and accessories, making it a versatile component for business and industrial use.\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179855954199,"sku":"4057646","price":130.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1064709865454309377.jpg?v=1790073339"},{"product_id":"3978324-idler-pulley","title":"3978324 Idler Pulley","description":"\u003cp\u003eThis idler pulley is designed to perfectly fit DCEC Cummins Engine models ISDe and ISBe. It is a reliable and durable replacement part with the OE\/OEM part number 3978324. The brand of this idler pulley is DCEC and it is manufactured in China. It is a vital component in the engine's accessory belt system, ensuring smooth and efficient operation. This idler pulley is suitable for a range of vehicles and will help to maintain the proper tension and alignment of the accessory belt. Trust in the quality of this replacement part to keep your engine running smoothly.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:4990020 3933395\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179876991255,"sku":"3978324","price":89.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1137895504936570880_71851ef9-75ce-47d3-b633-01b2e280f13e.jpg?v=1790073475"},{"product_id":"3976834-belt-tensioner-pulley","title":"3976834 Belt Tensioner","description":"\u003cp\u003eEnhance engine performance with the 3976834 Belt Tensioner Pulley, designed for Cummins ISF3.8, QSB7, and QSB6.7 models. This durable component ensures reliable belt tension, promoting efficient operation and reduced maintenance.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:3957434\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179879448855,"sku":"3976834","price":119.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1132472694751625216.jpg?v=1790073490"},{"product_id":"3976832-belt-tensioner","title":"3976832 Belt Tensioner","description":"\u003cp\u003eThe 3976832 Belt Tensioner ensures optimal performance for Dodge Cummins 4B3.9, 6B5.9, C8.3, ISB, QSB engines. Compatible with part numbers 3911621, 3922901, 3928748, 3934823, 3934824, 3936207, 3936208, 3937556, and 3973825. Reliable and durable for heavy-duty applications.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:3911621 3922901 3928748 3934823 3934824 3936207 3936208 3937556 3973825\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179879579927,"sku":"3976832","price":97.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1170560953717231616.jpg?v=1790073491"},{"product_id":"3976831-belt-tensioner","title":"3976831 Belt Tensioner Fit Cummins 6CT ISLe","description":"\u003cp style=\"color: #333333; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 14px; text-wrap: wrap; background-color: #ffffff;\"\u003e\u003cspan style=\"background-color: transparent;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 24px; color: #a7502d;\"\u003eSupersedes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e \u003cstrong style=\"background-color: transparent;\"\u003e\u003cspan style=\"font-size: 24px; color: #a7502d;\"\u003e:3281583,3969564,4063948,5259022,3936213,3945527,3934821 \u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"color: #333333; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 14px; text-wrap: wrap; background-color: #ffffff;\"\u003e\u003cspan style=\"background-color: transparent;\"\u003eThis belt tensioner is a high-quality replacement part for your Dodge Cummins Diesel Engine ISLe. It is designed to ensure proper and reliable belt tension, keeping your engine running smoothly. Made by a trusted brand, this tensioner is built to last. The OE\/OEM part number for this tensioner is 3976831. It is manufactured in China and meets all necessary quality standards. \u003c\/span\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179879743767,"sku":"3976831","price":82.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1044431086211301376_dedc2ca8-ab84-4f70-bc72-c6d6ad9f2cce.jpg?v=1790073492"},{"product_id":"3974102-belt-tensioner","title":"3974102 Belt Tensioner","description":"\u003cp\u003eThe 3974102 Belt Tensioner is engineered for optimal performance with Cummins Engine models QSL9, QSC, C8.3, and QSL8.9. This reliable replacement ensures precise belt tension, enhancing engine efficiency and extending component lifespan.\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179884167447,"sku":"3974102","price":101.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1158599864976670721.jpg?v=1790073557"},{"product_id":"3973819-belt-tensioner","title":"3973819 Belt Tensioner","description":"\u003cp\u003eEnsure optimal engine performance with the 3973819 Belt Tensioner, designed for Cummins ISC, ISL, and QSB6.7 engines. Compatible with part number 5683521, it delivers reliable durability and precise fit for efficient belt management.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:5683521\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179884691735,"sku":"3973819","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1132478030522875904.jpg?v=1790073568"},{"product_id":"3960081-idler-pulley-support","title":"3960081 Idler Pulley Support","description":"\u003cp\u003eDiscover the durability and precision crafted into the 3960081 Idler Pulley Support, designed specifically for Cummins engines including the 4BT3.9, 6B B3.9, ISB 6.7L, and more. This component is a testament to the meticulous engineering standards of its China-based manufacturers, ensuring a reliable fit and function for your heavy equipment.\n\nWhether you're maintaining or upgrading your machinery, this idler pulley support is a key piece for ensuring smooth operation. Its compatibility with various Cummins models makes it an essential addition to your maintenance toolkit, promoting efficiency and longevity in your equipment's performance.\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179902648599,"sku":"3960081","price":37.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/7ebb647fb03d45e6bae54aef4b98e98d.jpg?v=1790073689"},{"product_id":"3937555-belt-tensioner","title":"3937555 Belt Tensioner","description":"\u003cp\u003eThis high-quality belt tensioner is an essential component for Dodge Cummins diesel engines. It's designed to ensure smooth operation of the accessory belts and prevent slippage. The tensioner is made in China and fits perfectly with OE\/OEM part number 3937555. With its sturdy construction and reliable performance, this idler pulley is a smart investment for any vehicle owner. It belongs to the idlers and tensioners category and is compatible with a wide range of car and truck parts and accessories. Don't miss the chance to upgrade your engine with this top-notch belt tensioner.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:5333481 3936205 3934819 3917440\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179919229207,"sku":"3937555","price":99.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1177632198518374401_d1969bcd-adb1-4470-a72b-aa82657ca0bd.jpg?v=1790073783"},{"product_id":"3935819-belt-tensioner","title":"3935819 Belt Tensioner","description":"\u003cp\u003eEnsure optimal engine performance with the 3935819 Belt Tensioner, designed for Ram Cummins 6B ISB 5.9L models. Compatible with OE numbers 5333499 and 3912254, this reliable tensioner delivers durability and precise fit.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:5333499 3912254\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179923030295,"sku":"3935819","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1159342207484821504.jpg?v=1790073801"},{"product_id":"3934816-belt-tensioner","title":"3934816 Belt Tensioner","description":"\u003cp\u003eThe 3934816 Belt Tensioner is designed for Cummins Engine 4BT3.9, compatible with part numbers 3934814, 3934816, 3936197, 3978021, and 3976833. Engineered for reliability and performance, it ensures optimal belt tension and extended engine life.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:3934814 3934816 3936197 3978021 3976833 3957433\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179924996375,"sku":"3934816","price":89.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1169796114245746688_2f0bad33-7e55-465d-aa1e-df98e289f673.jpg?v=1790073810"},{"product_id":"3925196-belt-tensioner-bracket","title":"3925196 Belt Tensioner Bracket","description":"\u003cp\u003eEnhance your engine's performance with the Tensioner Belt Bracket, compatible with Cummins Engine 4B, 6B, and QSB models. Ensure reliable operation and longevity with this quality component.\u003c\/p\u003e\n\u003cp\u003eSupersessions:3903243 3904554 \u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179941216535,"sku":"3925196","price":73.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1050569575831175168.jpg?v=1790073868"},{"product_id":"3922901-belt-tensioner","title":"3922901 Belt Tensioner","description":"\u003cp\u003eThis belt tensioner is designed to fit Cummins engines NT855, 4BT, 6BT, 4BTA, 6BTA, and 5.9L. It is made in China and supersedes part numbers 5333478, 3934823, 3936207, and 3937556. It is a replacement part for heavy equipment and is listed under the category of Other Heavy Equipment Parts \u0026amp; Accessories.\u003c\/p\u003e\n\u003cdiv class=\"t\"\u003eSupersedes:3934823, 3936207, 3937556,5333478\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179944657175,"sku":"3922901","price":92.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1035041287713062912.jpg?v=1790073885"},{"product_id":"3919471-belt-tensioner-bracket","title":"3919471 Belt Tensioner Bracket","description":"\u003cp\u003eThe 3919471 Belt Tensioner Bracket, superseding part 3904950, is designed for Cummins C8.3, 6CT, ISC, and QSC engines. Engineered for durability and precision, this essential component ensures optimal belt tension and reliable performance.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:3904950\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55179950063895,"sku":"3919471","price":59.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1213989689887817728.jpg?v=1790073913"},{"product_id":"3694434-belt-tensioner","title":"3694434 Belt Tensioner","description":"\u003cp\u003e\u003c\/p\u003e\u003cp\u003eThis belt tensioner with OE\/OEM part number 3694434 is designed for Foton Cummins Diesel Engine ISG ISGe. It guarantees great performance and durability for your vehicle. The tensioner is manufactured in China and is perfect for those looking for a reliable and affordable replacement.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55180026806551,"sku":"3694434","price":60.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1044104594373738496.jpg?v=1790074291"},{"product_id":"3694433-belt-tensioner","title":"3694433 Belt Tensioner","description":"\u003cp\u003eThis Belt Tensioner is designed to fit perfectly in Daimler, Foton, and Cummins diesel engines with the ISG and ISGe models. It is made in China and comes with part number 3694433 from the manufacturer. The Tensioner is perfect for those looking for reliable and long-lasting performance for their engines.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:3696364 5582944\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55180026970391,"sku":"3694433","price":89.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1044435370315350016.png?v=1790074292"},{"product_id":"3691282-belt-tensioner","title":"3691282 Belt Tensioner","description":"\u003cp\u003eEnsure optimal performance and reliability with the 3691282 Belt Tensioner, compatible with Cummins ISX, QSX, and X15 engines. Replaces part numbers 4299051, 2871292, and 3682946 for seamless installation and long-lasting durability.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:4299051 2871292 3682946\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55180029657367,"sku":"3691282","price":98.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1158554656297713664.jpg?v=1790074296"},{"product_id":"3691281-belt-tensioner","title":"3691281 Belt Tensioner","description":"\u003cp\u003eUpgrade engine performance with the 3691281 Belt Tensioner, designed for Cummins QSK45, QSK60, and QST30 engines. This reliable replacement matches OE specification 3638012, ensuring optimal belt tension and durability for heavy-duty operation.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:3638012\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55180029886743,"sku":"3691281","price":189.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1184242543177498624.jpg?v=1790074297"},{"product_id":"3691280-belt-tensioner","title":"3691280 Belt Tensioner","description":"\u003cp\u003eThis belt tensioner is designed for use with Cummins engines, specifically the M11 ISM QSM models. It is a high-quality replacement part and is made in China. The unit quantity is one and the manufacturer part number is 3691280 . This tensioner is perfect for those in need of commercial truck parts and is a must-have for anyone looking to maintain their Cummins engine.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:4299053 4920105 2871294\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55180030050583,"sku":"3691280","price":159.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1168747290828083200_64d6242b-3678-418f-ae96-d854d96e65c3.jpg?v=1790074297"},{"product_id":"3691279-belt-tensioner","title":"3691279 Belt Tensioner","description":"\u003cp\u003eThe 3691279 Belt Tensioner is engineered for Cummins K38, K50, and QSK engines, offering reliable performance and optimal belt alignment. Precision-built for durability, it ensures efficient power transmission and extended engine life in demanding applications.\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55180030247191,"sku":"3691279","price":395.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1116205554344267776_5248bca0-62d8-4e95-8a34-e587d33bec38.jpg?v=1790074298"},{"product_id":"3690067-belt-tensioner-pulley","title":"3690067 Belt Tensioner","description":"\u003cp\u003eEnsure optimal engine performance with the 3690067 Belt Tensioner Pulley, compatible with Cummins ISX, QSX, and X15 models. Replaces parts 2891940 and 3104149 for reliable tension and durability in demanding applications.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:2891940 3104149\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55180030640407,"sku":"3690067","price":169.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1132475464452018176_9a04b0df-297a-4db4-a0be-c778767f1a81.jpg?v=1790074299"},{"product_id":"3689465-idler-pulley","title":"3689465 Idler Pulley","description":"\u003cp\u003e3689465 idler pulley, with alternative code 3682229, is designed for Cummins ISX, QSX and X15 series engines. It features a high-precision bearing and a wear-resistant pulley surface, ensuring smooth belt operation and consistent tension, with a robust housing that resists engine vibration and heat for long service life.\u003c\/p\u003e\n\u003cdiv class=\"t\" title=\"Supersedes\"\u003eSupersedes:3682229\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55180031820055,"sku":"3689465","price":59.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1206392108932534272.jpg?v=1790074301"},{"product_id":"3681587-idler-pulley","title":"3681587 Idler Pulley","description":"\u003cp\u003eDiscover the durability and precision of our Idler Pulley, designed to fit seamlessly with Cummins Engine ISX15, QSX15, and X15 series. The OE\/OEM Part Number 3681587 is ensured for accuracy, matching manufacturer part numbers 3896408, 3026269, and 3681587 for a hassle-free installation experience.\n\nCrafted with robust materials, this Idler Pulley is engineered to provide reliable operation and extend the life of your engine's accessory drive system. Whether you're replacing a worn component or upgrading for enhanced performance, this pulley is an indispensable investment for your heavy-duty engine.\u003c\/p\u003e\u003cdiv\u003e\n\u003cbr\u003e\u003cdiv\u003e\n\u003cdiv\u003eIdler Pulley Compatibility with Cummins Engines\u003c\/div\u003e\n\u003cdiv\u003eThe Idler Pulley part number 3681587, manufactured by Cummins, is designed to fit a variety of Cummins engines. This part is integral to the engine¡¯s belt drive system, ensuring the proper tension and alignment of the serpentine belt. Below is a detailed overview of the engines with which this idler pulley is compatible:\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eISX Series Engines\u003c\/div\u003e\n\u003cdiv\u003eISX CM570\u003c\/div\u003e\n\u003cdiv\u003eISX CM871\u003c\/div\u003e\n\u003cdiv\u003eISX15 CM2250\u003c\/div\u003e\n\u003cdiv\u003eISX15 CM2250 SN\u003c\/div\u003e\n\u003cdiv\u003eISX15 CM2350 X101\u003c\/div\u003e\n\u003cdiv\u003eThe ISX series engines, including the ISX CM570, ISX CM871, ISX15 CM2250, ISX15 CM2250 SN, and ISX15 CM2350 X101, are known for their robust performance and reliability. The 3681587 idler pulley is engineered to fit these engines seamlessly, ensuring efficient operation of the engine¡¯s ancillary systems.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eQSX Series Engines\u003c\/div\u003e\n\u003cdiv\u003eQSX15 CM2250\u003c\/div\u003e\n\u003cdiv\u003eQSX15 CM2250 ECF\u003c\/div\u003e\n\u003cdiv\u003eQSX15 CM2350 X105\u003c\/div\u003e\n\u003cdiv\u003eThe QSX15 CM2250, QSX15 CM2250 ECF, and QSX15 CM2350 X105 engines also benefit from the 3681587 idler pulley. This part is specifically designed to maintain the correct tension and alignment of the serpentine belt, which is crucial for the proper functioning of the engine¡¯s accessories such as the alternator, water pump, and air conditioning compressor.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eX15 Series Engines\u003c\/div\u003e\n\u003cdiv\u003eX15 CM2350 X116B\u003c\/div\u003e\n\u003cdiv\u003eX15 CM2350 X123B\u003c\/div\u003e\n\u003cdiv\u003eX15 CM2450 X134B\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cbr\u003e\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55180041191703,"sku":"3681587","price":72.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1041407320979931136.jpg?v=1790074321"},{"product_id":"3400885-belt-tensioner","title":"3400885 Belt Tensioner","description":"\u003cp\u003e\u003c\/p\u003e\u003cp\u003eThis belt tensioner fit Cummins Engine QSM11 ISM M11 is a must-have for any car or truck owner looking to replace their old or worn-out tensioner. It is manufactured in China with high-quality materials to ensure durability and long-lasting performance. The part number for this tensioner is 3400885, and it fits perfectly with Cummins Engine QSM11 ISM M11. It is designed to provide a comfortable fit and easy installation, making it a great choice for anyone looking to upgrade their vehicle's tensioner. Buy now and experience the best performance and reliability.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55180331778327,"sku":"3400885","price":125.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1051604309948497920.jpg?v=1790075105"},{"product_id":"3400884-idler-pulley","title":"3400884 Idler Pulley","description":"\u003cp\u003eThis Idler Pulley with part number 3400884X is a perfect fit for Cummins Diesel Engine M11 QSM ISM QSB. Made in China, this pulley is a great addition to your car or truck as it helps regulate the tension of the accessory belt. Its OEM part number is 3400884X. Get this pulley and maintain the proper functioning of your engine with ease.\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55180332007703,"sku":"3400884","price":69.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1229937085410967552_988d6e73-9ea1-450a-9699-0ca5bcac26e7.jpg?v=1790075106"},{"product_id":"3326154-idler-pulley-bracket","title":"3326154 Idler Pulley Bracket","description":"\u003cp\u003eQuality matters when it comes to Idler Pulley Brackets, and this 3326154 delivers. It's made for Cummins NTC NH N14 NTA855 N106 N855 NT 14L and works seamlessly with your setup. The tough build stands up to high temperatures and vibration, so it won't fail when you need it most. Installs quickly, fits perfectly, and keeps your engine running efficiently,ideal for trucks, generators, or industrial equipment.\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55180359270679,"sku":"3326154","price":192.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1197302803245174784.jpg?v=1790075211"},{"product_id":"3326142-idler-pulley-bracket","title":"3326142 Idler Pulley Bracket","description":"\u003cp\u003eEnhance your engine’s reliability with the 3326142 Idler Pulley Bracket, expertly designed for Cummins NTC, NH, N14, NTA855, N106, N855, and NT 14L engines. Crafted for precision fit and durability in demanding applications.\u003c\/p\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55180359532823,"sku":"3326142","price":392.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1181389117922086912_cd176f00-cbdd-4c8a-9b27-52a4111d5e60.jpg?v=1790075212"},{"product_id":"3285958-belt-tensioner-bracket","title":"3285958 Belt Tensioner Bracket","description":"\u003cp\u003eEnhance your Cummins engine's performance with the 3285958 Belt Tensioner Bracket. Compatible with engine models 3284033 and 3919985, this durable accessory ensures optimal belt tension for smooth operation. Upgrade now for reliable engine maintenance.\u003c\/p\u003e\n\u003cdiv class=\"t\"\u003eSupersedes:3284033 3919985\u003c\/div\u003e\t","brand":"Cummins","offers":[{"title":"Default Title","offer_id":55180366709015,"sku":"3285958","price":72.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/files\/1050575858504437760_24175228-a035-4fc6-ae45-be370fe99619.jpg?v=1790075234"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1648\/1559\/collections\/1170560953717231616.jpg?v=1790133964","url":"https:\/\/www.dieselthump.com\/collections\/belt-tensioner.oembed?page=4","provider":"Diesel Thump","version":"1.0","type":"link"}