Gates 36308 accessory drive belt idler pulley for the 1999-2014 Kenworth T800 6-cylinder 10.8L and other vehicles guides the belt along its route. It is also called an accessory drive belt tensioner pulley and works as a locked center tensioning pulley, an automatic belt tensioner pulley or an idler pulley.
- DriveAlign belt drive idler/tensioner pulley from Gates
- Steel construction built to tight manufacturing tolerances
- Pulley resists dirt, salt, chemicals and other under-hood contaminants
- Bearings made for application-specific speed and load requirements and high under-hood temperatures
- Bearings designed to eliminate bearing noise
Quick facts
- Part: Gates 36308 accessory drive belt idler pulley
- Also called: accessory drive belt tensioner pulley
- Fits: 1999-2014 Kenworth T800 6-cylinder 10.8L and other vehicles
- Position: Alternator, fan
- Material: Steel
- Condition: New
A squeal or rumble from the belt drive, uneven belt wear or a damaged pulley surface can be signs of a worn idler pulley. None of these alone proves the pulley is at fault, because a worn drive belt is another common source of the noise.
Fits
This idler pulley fits the 2002-2009 International 5500i 6-cylinder 10.8L, the 2007 Kenworth T660 and the 2008-2012 T660 6-cylinder 10.8L, along with many other vehicles. If your vehicle is not named here, find its year and engine under the "Vehicles it fits" section.
Specifications
Fit and size
- Position: alternator, fan
- Outside diameter: 83 mm
- Bearing bore inside diameter: 30 mm
- Width: 36 mm
- Grooves: 8
- Flanged: no
Build and materials
- Material: steel
- Contact surface: V-ribbed grooved
- Condition: new
- Country of origin: Canada
In the box
The pulley, a bolt, a dust shield, a retainer and a spacer.
Interchange: 8103 · 3400883 · 3400884 · 89123 · 49176 · 900502A · 900502
This part cross-references / interchanges with the following part numbers:
36308, 8103, 3400883, 3400884, 89123, 49176, 900502A, 900502
Frequently Asked Questions
Is the Gates 36308 idler pulley right for a 1999-2014 Kenworth T800 6-cylinder 10.8L?
Yes, Gates 36308 is listed for the 1999-2014 Kenworth T800 6-cylinder 10.8L, and it fits many other vehicles. For another vehicle, find its year and engine under the "Vehicles it fits" section.
What comes with the Gates 36308 pulley besides the pulley itself?
Gates 36308 comes with a bolt, a dust shield, a retainer and a spacer along with the pulley.
What diameter, width and groove count does this idler pulley have?
The outside diameter is 83 mm and the bearing bore inside diameter is 30 mm. This pulley is 36 mm wide with 8 V-ribbed grooves and no flange.
Could a rumbling belt drive mean the idler pulley bearing is worn?
It can; a squeal or a rumble can be signs of a worn pulley bearing, and a shop can test the belt drive. Have a noisy belt drive looked at promptly instead of driving on it.
Does the Gates 36308 pulley resist dirt and salt under the hood?
Yes, Gates 36308 resists dirt, salt, chemicals and other under-hood contaminants. Its bearings are made for application-specific speed and load requirements and for high under-hood temperatures.
