GATES part description

Product Description

FleetRunner Heavy-Duty Automatic Belt Drive Tensioner

Application Summary

2003-1998 GMC, T7500, Caterpillar 3126 Diesel, Tensioner Assy.

Features & Benefits

  • Optimized components engineered for maximum strength and durability
  • Patented design provides superior belt alignment and tension for improved drive efficiency and life
  • Patented labyrinth seal prevents contamination of internal parts for maximum durability and service life
  • Long-lasting steel pulleys with dust shields to protect internal bearings from contamination
  • Double row bearings carry more load and last up to 3X longer than two individual bearings
  • Chrome-silicone round torsion spring for less ?ex-fatigue than ?at-spring designs
  • Patented damping mechanism provides maximum stability, reducing vibration and increasing the life of the belt, tensioner and other accessory drive components

Product Attributes

Pulley Quantity 1
Groove Quantity 0
Material Steel
9836 Smooth/Backside
Pulley 1 Flanged No
Outside Diameter 2.95 IN
191 1.18 IN
Width 1.57 IN
Belt Type V-Ribbed
Mounting Hole Quantity 1
Contents Tensioner Assy., Bolt

Additional Information

Country of Origin (Primary) CA
Harmonized Tariff Code (Schedule B) 8708998180
UPC 00770075250296
VMRS Code 042003076
UNSPSC 26111805

Part Interchanges

GATES 38578 Cross Reference

We have 1 alternatives for the 38578 by GATES:

Fits Vehicles

  • Chevrolet T7500 (1997-2002)
  • Chevrolet T6500 (1997-2002)
  • GMC T6500 (1997-2002)
  • GMC T7500 (1997-2002)

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