Dayco Lower Idler Pulley 01-16 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML IIS-21D303 Say goodbye to sloppy shifts

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Pointer color

Dayco Lower Idler Pulley 01-16 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML IIS-21D303 Say goodbye to sloppy shiftsKeep your 20012016 GM 6. 6L Duramax running smooth with the Dayco Idler Pulley. Designed with precision machined surfaces and tight tolerances, this pulley helps reduce vibration and extends belt life. Whether it's forged steel, powdered metal, or Daycos ultra durable polymer design, youre getting a component built to last. It comes loaded with premium lubricated ball bearings and high temp double seals to keep performance high and wear low. When it