Gates 36315 Accessory Drive Belt Idler Pulley

Gates DriveAlign OE Idler Pulley for Ram and Dodge

The Gates DriveAlign Premium OE Pulley 36315 is an accessory drive belt idler pulley built for OE-style fit and function on select Ram and Dodge heavy-duty trucks. It uses a steel pulley body with an 8-groove V-ribbed contact surface to support proper belt tracking in the accessory drive belt system.

Compatible with 2003-2010 Dodge Ram 2500 and Dodge Ram 3500, as well as 2011-2025 Ram 2500 and Ram 3500, this Gates 36315 pulley is a direct replacement option for vehicles that use a single flanged idler pulley in the accessory drive layout.

Key Features

• OE-quality accessory drive belt idler pulley from Gates DriveAlign Premium OE Pulley line
• Steel construction for durable service in belt drive applications
• 8-groove V-ribbed grooved contact surface for belt engagement
• 123 mm outside diameter and 34 mm width
• 17 mm bearing bore inside diameter
• Flanged pulley design for stable belt alignment
• Single pulley configuration for direct replacement use

Detailed Description

Gates 36315 is an accessory drive belt idler pulley engineered for OE-style replacement in Ram 2500, Ram 3500, Dodge Ram 2500, and Dodge Ram 3500 applications. The DriveAlign Premium OE Pulley line is built to match original equipment fit and function for passenger vehicles and light trucks, and this pulley is specified with steel construction, an 8-groove profile, and a flanged V-ribbed contact surface to help maintain consistent belt routing.

This part cross-references Dayco 89168 and Litens 900365A for the same application. The Gates 36315 part number is also commonly searched by owners servicing the accessory drive belt system on Ram and Dodge diesel and gas truck platforms.

What It Helps Address

• Belt noise caused by a worn idler pulley bearing
• Uneven belt tracking across the accessory drive system
• Visible pulley wear, wobble, or rough rotation
• Accessory drive belt routing issues related to pulley wear
• Service replacement needs on Ram and Dodge truck belt drive systems

Installation Notes and Tips

Verify pulley diameter, groove count, bearing bore, and flange style against the original part before installation. Inspect the accessory drive belt, tensioner, and adjacent pulleys for wear while servicing the system. Confirm fitment by year, make, and model for 2003-2010 Dodge Ram 2500, 2003-2010 Dodge Ram 3500, 2011-2025 Ram 2500, and 2011-2025 Ram 3500. The Gates 36315 should be installed in the same belt path and orientation as the original pulley.

Quality Assurance

Gates is known for OE-focused belt drive components, and the DriveAlign Premium OE Pulley line is positioned for original-equipment-style fit and performance in accessory drive applications. Part number 36315 is built to the listed specifications for direct replacement use.