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USD 16.2
Part #: DOR419-623

Dorman 419-623 Idler Pulley

2001-2016 GM 6.6L Duramax
Part #: DOR419-623
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The Dorman 419-623 Idler Pulley for your 2001-2016 GM 6.6L Duramax is engineered to route the serpentine belt for proper alignment with the accessory drive belt, thereby keeping the alternator charging, the water pump running, and the power steering pump and A/C compressor operating properly. Dorman Idler Pulleys feature a high-quality double-sealed bearing to resist damage from contaminants.

  • Direct Fit
  • Stops Squeaks & Other Noises 
  • Replaces GM Part# 98072072


  • MFG. Number 419-623
  • Manufacturer Name Dorman
  • Shipping Weight 1.00 lb.
  • Shipping Length 5 in.
  • Shipping Width 1 in.
  • Shipping Height 5 in.
  • Fuel Type Diesel
  • UPC 019495282716
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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