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The Gates idler pulley for 2004–2007 Peterbilt 379 with Caterpillar C15 Diesel engines is a grooved belt-drive pulley for the accessory drive. Intended for this heavy‑duty application, it helps guide and support the accessory belt in the engine accessory drive, matching the pulley requirements for the listed model years and engine family.
Gates 04-07 Peterbilt 379 Caterpillar C15 Diesel Grooved Belt Drive Pulley
