Part numbers 3289157, 3911579, and 5690207 correspond to a V ribbed belt fitting an extensive range of Cummins engines including ISB5.9, 4B3.9, 6B5.9, 6C8.3, ISC, ISL, QSB3.9, QSB4.5, QSB6.7, QSB5.9, and QSL9. One belt serves many engines with reliable accessory drive. OEM-made for lasting durability.

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