Gates 36437 Accessory Drive Belt Idler Pulley - Smooth Pulley

Gates DriveAlign OE Idler Pulley

The Gates DriveAlign Premium OE Pulley 36437 is an accessory drive belt idler pulley built for OE-quality fit and smooth belt routing. It is used on select Mercedes-Benz C250 and Mercedes-Benz SLK250 applications with a smooth pulley position.

Key Features

• OE Exact comparison rating for factory-style fit and function
• Thermoplastic pulley construction
• Smooth/backside contact surface
• 65 mm outside diameter and 26 mm width
• 17 mm bearing bore inside diameter
• Includes pulley, bolt, and dust shield
• Single-pulley design with no grooves

DriveAlign Premium OE Pulley Details

Gates DriveAlign Premium OE Pulley components are engineered for passenger cars and light trucks where accurate belt tracking and consistent accessory drive operation matter. Part number 36437 is an accessory drive belt idler pulley that can serve as a locked center tensioning pulley, an automatic belt tensioner pulley, or an idler pulley depending on the application. This part cross-references Litens 951127A for the same application.

Compatible with 2012-2015 Mercedes-Benz C250, smooth pulley, and 2012-2015 Mercedes-Benz SLK250, smooth pulley. If you are searching for a Mercedes-Benz C250 idler pulley replacement or a Mercedes-Benz SLK250 accessory drive belt pulley, Gates 36437 matches the listed OE-style application details.

Common Problems This Part Can Address

• Noise from a worn accessory drive belt pulley
• Belt tracking issues caused by pulley wear
• Rough pulley rotation from bearing deterioration
• Visible cracking or heat damage in the pulley body
• Accessory drive belt vibration related to pulley condition

Installation Notes and Tips

Verify the smooth pulley position, outside diameter, and bearing bore before installation. Inspect the accessory drive belt, tensioner, and adjacent pulleys for wear at the same time, since a worn belt system can shorten the service life of the replacement pulley. Confirm the vehicle application by year, make, and model before ordering Gates 36437.

Quality Assurance

This Gates DriveAlign Premium OE Pulley is built to OE Exact comparison standards for the listed applications and is intended to match factory-style fit and function on the specified Mercedes-Benz models.