GM GENUINE
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GM GENUINE 12638689  
$34.79
Price
$0.00
Core
+ Sold in packs of 1x1
Pack
$34.79
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GM GENUINE 12638689 Specifications
Belt TypeSerpentine
ColorNatural, Black
MaterialAluminum, Steel
Mount Hole Diameter (IN)0.402in
Mount Hole Diameter (MM)10.2mm
Mount Hole Quantity1
Pulley Outside Diameter (IN)2.756
Pulley Width (IN)0.819in
Pulley Width (MM)20.8mm
Width (IN)6.2
ACDelco GM Original Equipment Drive Belt Tensioner Assemblies are spring-loaded pulleys designed to draw tension on your vehicle's serpentine belt, and are GM-recommended replacements for your vehicle's original components. These original equipment drive belt tensioner assemblies have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Features & Benefits:
  • Helps keep drive belt at correct tension to help maintain proper function
  • GM-recommended replacement part for your GM vehicle's original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
Service Tip: Always replace belts and tensioners together. Old tensioners will reduce a belt's lifespan, and can lead to issues such as overheating, a dead battery, diminished power steering, or poor air conditioning performance.

Warranty Information:
24 Month / Unlimited Mile Warranty