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Shop By Brand

The Following brands are available based on your search.

  • Dayco
    Dayco
  • Gates
    Gates

Best Selling Genuine Western Star Belt Idler Pulleys

  • We Stock the following top leading brands, including Gates
  • Constantly Updated Inventory of Western Star Replacement Belt Idler Pulley Parts

We stock Belt Idler Pulley parts for most Western Star models, including 4800, 4900EX, 4900FA, 4900SA, 6900XD.

Gates
Qty:
Gates Drive Belt Idler Pulley  Grooved Pulley
  • DriveAlign® Idler Pulleys
  • DriveAlign Premium OE Pulley
Brand: Gates
Additional Fitment Information:
Vehicle Block CC CID Fuel Type Position
2007 - Western Star 4900EX L 14640 893 DIESEL Grooved Pulley
Gates
Qty:
Gates Drive Belt Idler Pulley  Smooth Pulley
  • DriveAlign® Idler Pulleys
  • DriveAlign Premium OE Pulley
Brand: Gates
Additional Fitment Information:
Vehicle Block CC CID Fuel Type Position
2007 - Western Star 4900SA - - 763 DIESEL Smooth Pulley
Gates
Qty:
Gates Drive Belt Idler Pulley  Smooth Pulley
  • DriveAlign® Idler Pulleys
  • DriveAlign Premium OE Pulley
Brand: Gates
Additional Fitment Information:
Vehicle Block CC CID Fuel Type Position
2007 - Western Star 4900EX L 14640 893 DIESEL Smooth Pulley
Gates
Qty:
Gates Drive Belt Idler Pulley  Alternator (Upper)
  • DriveAlign® Idler Pulleys
  • DriveAlign Premium OE Pulley
Brand: Gates
Additional Fitment Information:
Vehicle Block CC CID Fuel Type Position
2009 - Western Star 4900SA L 14640 893 DIESEL Alternator (Upper)
Gates
Qty:
Gates Drive Belt Idler Pulley  Alternator (Lower)
  • DriveAlign® Idler Pulleys
  • DriveAlign Premium OE Pulley
Brand: Gates
Additional Fitment Information:
Vehicle Block CC CID Fuel Type Position
2009 - Western Star 4900SA L 14640 893 DIESEL Alternator (Lower)
Gates
Qty:
Gates Drive Belt Idler Pulley  Air Conditioning (Lower)
  • DriveAlign® Idler Pulleys
  • DriveAlign Premium OE Pulley
Brand: Gates
Additional Fitment Information:
Vehicle Block CC CID Fuel Type Position
2009 - Western Star 4900SA L 14640 893 DIESEL Air Conditioning (Lower)
Gates
Qty:
Gates Drive Belt Idler Pulley  Alternator and Air Conditioning
  • DriveAlign® Idler Pulleys
  • DriveAlign Premium OE Pulley
Brand: Gates
Additional Fitment Information:
Vehicle Block CC CID Fuel Type Position
2015 - Western Star 4900EX L 15000 915 DIESEL Alternator and Air Conditioning
Gates
1997 Western Star 4800 Drive Belt Idler Pulley 6 Cyl 10.3L Gates

P311-22AAC1F    36091  New

Qty:
Gates Drive Belt Idler Pulley
  • DriveAlign® Idler Pulleys
  • DriveAlign Premium OE Pulley
Brand: Gates
Additional Fitment Information:
Vehicle Block CC CID Fuel Type
1997 - Western Star 4800 L 10309 629 DIESEL
Gates
Qty:
Gates Drive Belt Idler Pulley  Air Conditioning (Upper)
  • DriveAlign® Idler Pulleys
  • DriveAlign Premium OE Pulley
Brand: Gates
Additional Fitment Information:
Vehicle Block CC CID Fuel Type Position
2009 - Western Star 4900FA L 14640 893 DIESEL Air Conditioning (Upper)
Gates
Qty:
Gates Drive Belt Idler Pulley  Air Conditioning (Lower)
  • DriveAlign® Idler Pulleys
  • DriveAlign Premium OE Pulley
Brand: Gates
Additional Fitment Information:
Vehicle Block CC CID Fuel Type Position
2009 - Western Star 4900FA L 14640 893 DIESEL Air Conditioning (Lower)
Gates
Qty:
Gates Drive Belt Idler Pulley  Alternator (Lower)
  • DriveAlign® Idler Pulleys
  • DriveAlign Premium OE Pulley
Brand: Gates
Additional Fitment Information:
Vehicle Block CC CID Fuel Type Position
2009 - Western Star 4900FA L 14640 893 DIESEL Alternator (Lower)
Gates
Qty:
Gates Drive Belt Idler Pulley  Air Conditioning (Upper)
  • DriveAlign® Idler Pulleys
  • DriveAlign Premium OE Pulley
Brand: Gates
Additional Fitment Information:
Vehicle Block CC CID Fuel Type Position
2009 - Western Star 4900SA L 14640 893 DIESEL Air Conditioning (Upper)
Gates
Qty:
Gates Drive Belt Idler Pulley  Accessory Drive
  • DriveAlign® Idler Pulleys
  • Smooth Pulley
  • DriveAlign Premium OE Pulley
Brand: Gates
Additional Fitment Information:
Vehicle Block CC CID Fuel Type Position
2004 - Western Star 4900SA - - 763 DIESEL Accessory Drive
Gates
Qty:
Gates Drive Belt Idler Pulley  Accessory Drive
  • DriveAlign® Idler Pulleys
  • Grooved Pulley
  • DriveAlign Premium OE Pulley
Brand: Gates
Additional Fitment Information:
Vehicle Block CC CID Fuel Type Position
2004 - Western Star 4900SA - - 763 DIESEL Accessory Drive