Gates 36939 Accessory Drive Belt Idler Pulley - Smooth Pulley

Overview

The Gates 36939 DriveAlign Premium OE Pulley is an accessory drive belt idler pulley built for OE-quality fit and smooth belt routing. It is a direct replacement style component for Land Rover applications that use a smooth pulley design, including Discovery Sport, Range Rover Evoque, and LR2 models.

Key Features

• Thermoplastic pulley construction for consistent operation in the accessory drive system.
• OE Performance grade for factory-style fit and function.
• Smooth/backside pulley design for belt routing applications that do not use grooves.
• Includes the pulley and bolt as listed in the product data.
• Gates DriveAlign Premium OE Pulley line for accessory drive belt system service.

Detailed Description

This Gates 36939 idler pulley is engineered for accessory drive belt systems where a smooth pulley is required. The 60 mm outside diameter, 26 mm width, and 17 mm bearing bore support proper belt tracking and rotation in the drive path. As part of the DriveAlign Premium OE Pulley line, it is built to match OE-style fit and function for Land Rover Discovery Sport, Range Rover Evoque, and LR2 applications.

This part cross-references URO LR028879 for the same application. The Gates 36939 part number is also useful when verifying the correct accessory drive belt idler pulley for service work on these vehicles.

Common Uses

• Replacing a worn or noisy accessory drive belt idler pulley.
• Restoring proper belt routing on a smooth pulley system.
• Addressing belt vibration caused by pulley wear or bearing deterioration.
• Correcting accessory drive noise related to pulley surface damage.

Installation Notes

Verify pulley style, diameter, width, and bearing bore before installation. Confirm the application uses a smooth pulley configuration and match the vehicle-specific fitment listed for the Discovery Sport, Range Rover Evoque, or LR2. Inspect the belt path and surrounding components during service to ensure proper alignment after replacement.

Quality Assurance

Gates DriveAlign components are built to OE-quality standards for accessory drive service. The 36939 part number identifies the correct pulley for the listed Land Rover fitments and helps confirm application accuracy during parts selection.