Gates 36881 Accessory Drive Belt Idler Pulley - Grooved Pulley

OE-Style Drive Belt Pulley

The Gates DriveAlign Premium OE Pulley 36881 is an accessory drive belt idler pulley built for OE-quality fit and function. It is used in accessory drive belt systems where a grooved pulley is required for proper belt routing and tension control.

• OE Performance grade for a direct-fit replacement approach
• Thermoplastic pulley construction for consistent operation
• 6-groove V-ribbed design for accessory belt engagement
• Flanged pulley design for added belt guidance
• Includes pulley, bolt, dust shield, and spacer

Fitment Details

Compatible with select Land Rover and Ford applications. Fits 2015-2017 Land Rover Discovery Sport, grooved pulley. Fits 2012-2017 Land Rover Range Rover Evoque, grooved pulley. Fits 2012 Ford Explorer, grooved pulley. Fits 2013 Ford Explorer, grooved pulley, Sept. 4, 2012 & older.

This part cross-references Ford BB5Z 8678 B and Land Rover LR028878 for the same application.

The DriveAlign Premium OE Pulley line focuses on OE-quality replacement components for accessory drive belt systems. Gates 36881 is engineered as a grooved pulley option that matches the functional role of a locked center tensioning pulley, automatic belt tensioner pulley, or idler pulley, depending on the application.

What It Helps Address

• Belt tracking issues caused by a worn grooved pulley
• Noise from a rough or failing pulley bearing
• Accessory drive belt vibration or inconsistent routing
• Loss of proper belt tension control in the drive system

Installation Notes

Verify pulley style, groove count, and bearing dimensions before installation. Confirm the vehicle application and notes for the correct Explorer fitment split by build date. Use the listed OE-style replacement references and fitment data to match the correct accessory drive belt system component.

Quality Assurance

Gates DriveAlign components are built to OE-quality fit standards for passenger cars and light trucks. Part number 36881 is part of the DriveAlign Premium OE Pulley line, which is positioned for replacement use in accessory drive belt systems.