GATES part description

Product Description

FleetRunner Heavy-Duty Micro-V Serpentine Drive Belt

Application Summary

2009-08 Western Star, 4900SA, Caterpillar C15 Diesel, Fan & A.C.

Features & Benefits

  • Patented material provides peak performance at prolonged extreme operating temperatures
  • Heavy-duty construction resists cracking and wear, even at extreme temperatures
  • Special compound provides unmatched flexibility, stability, load carrying capacity and belt life
  • Problem solver designed for the toughest applications
  • Consistently outperforms other heavy-duty serpentine belts on the market
  • Engineered to save your fleet money and reduce downtime
  • Tensioner Replacement is Recommended (if equipped)

Product Attributes

Type Automotive V-Ribbed Belt (Heavy Duty)
Cross Section Designation K
Rib Quantity 12
Top Width 1.647 in
Outside Circumference 114.5 in
Effective Length 113.99 in
Material EPDM
Cord Material Polyester
Grade Type OE Improved
Top Width 42 mm
Outside Circumference 2909 mm
Effective Length 2895 mm

Additional Information

Harmonized Tariff Code (Schedule B) 4010391000
Country of Origin (Primary) US
UPC 00770075299219
VMRS Code 045002073
UNSPSC 26111801

Part Interchanges

GATES K121139HD Cross Reference

We have 2 alternatives for the K121139HD by GATES:

Fits Vehicles

  • Western Star 4900EX (2008-2009)
  • Western Star 4900SA (2008-2009)
  • Western Star 4900FA (2008-2009)

Don't know your part number?

Take a photo and we'll identify it!

Recommended Products

More from GATES (Browse all)