Gates 36816 Accessory Drive Belt Idler Pulley - Right or Upper

Gates DriveAlign 36816 Idler Pulley

The Gates DriveAlign Premium OE Pulley 36816 is an accessory drive belt idler pulley built for OE-style fit and smooth belt routing on passenger cars and light trucks. It uses a steel body with a smooth backside contact surface and is specified for applications that call for a 65 mm outside diameter and 17 mm bearing bore.

Key Features

• Steel construction for accessory drive belt system service
• Smooth/backside contact surface for non-grooved belt routing
• 65 mm outside diameter and 25.5 mm width
• 17 mm bearing bore inside diameter
• OE Improved comparison rating for updated fit and function
• Single pulley design with no grooves and no flange

Product Details

Gates DriveAlign Premium OE Pulley 36816 is an accessory drive belt idler pulley used in serpentine belt systems where the belt rides on the backside of the pulley. The DriveAlign pulley line is built for OE-quality fit and is used in locked center tensioning, automatic belt tensioner, and idler pulley positions. This part cross-references Dayco 89161 for the same application. It is a direct-fit service part for Jeep Wrangler and Ram ProMaster applications that require this pulley specification.

Fits 2020-2023 Jeep Wrangler, upper. Fits 2019 Jeep Wrangler, right. Fits 2012-2018 Jeep Wrangler, N/A. Fits 2018 Jeep Wrangler JK, N/A. Fits 2014-2021 Ram ProMaster 1500, right passenger side. Fits 2014-2021 Ram ProMaster 2500, right passenger side. Fits 2014-2021 Ram ProMaster 3500, right passenger side.

Common Repair Uses

• Replacing a noisy or rough idler pulley bearing
• Correcting belt tracking issues in the accessory drive system
• Restoring proper serpentine belt routing on Jeep Wrangler models
• Addressing belt squeal caused by pulley wear or surface damage
• Servicing the passenger-side accessory drive on Ram ProMaster vans

Installation Notes and Tips

Verify pulley diameter, width, and bearing bore before installation. Confirm the pulley position and belt path on the vehicle, especially on Jeep Wrangler upper and right-side applications and Ram ProMaster passenger-side applications. Inspect the belt, tensioner, and adjacent pulleys for wear before returning the vehicle to service.

Quality Assurance

Gates DriveAlign pulleys are engineered for OE-quality fit and function, with an OE Improved comparison rating for updated service replacement performance.