w/ 3 Bolt Design (Original Equipment)
Plastic Pulley
Plastic Pulley
For Serpentine Belt
Grooved Pulley
w/ 3 Bolt Design (Original Equipment)
w/ 3 Bolt Design (Original Equipment)
Smooth Pulley
w/ 2 Bolt Design (Engine updated to later Part Number)
w/ 3 Bolt Design (Original Equipment)
Grooved Pulley
Plastic Pulley
w/ 3 Bolt Design (Original Equipment)
Steel Pulley; Improved Design
w/ 3 Bolt Design (Original Equipment)
w/ 2 Bolt Design (Engine updated to later Part Number)
Browse our selection of quality accessory drive belt tensioner assembly parts designed specifically for your Hummer H3. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Adventure · Alpha · Base · Championship Series · Luxury · X
Sport Utility
L5 3.5L · L5 3.7L · V8 5.3L
Automatic · Manual