Gates 36831 Engine Water Pump Pulley

OE-Style Water Pump Pulley for Mini

The Gates DriveAlign Premium OE Pulley, part number 36831, is an engine water pump pulley built for OE-style fit and smooth belt contact. It is made from steel and uses a smooth/backside contact surface for applications that rely on a single pulley with no grooves.

Compatible with Mini Cooper, Mini Cooper Countryman, and Mini Cooper Paceman applications from 2010-2015, this pulley is a direct-fit option for drivers searching for a Mini Cooper water pump pulley 36831 or a Gates 36831 replacement pulley.

Key Features

• Steel construction for durable belt system service
• Smooth/backside contact surface
• 130 mm outside diameter
• 25 mm width
• 20 mm bearing bore inside diameter
• OE Performance rating for OE-style fit and function
• Single-pulley design with no grooves

DriveAlign Premium OE Pulley Line

Gates DriveAlign Premium OE Pulley components are built for passenger cars and light trucks where accurate pulley fit and stable belt tracking matter. This line includes pulleys used as idler, automatic belt tensioner, or locked-center tensioning components, depending on the application. Part number 36831 follows that OE-focused approach for Mini Cooper cooling and accessory drive service.

Detailed Description

This Gates 36831 engine water pump pulley is listed for 2010-2015 Mini Cooper, 2011-2015 Mini Cooper Countryman, and 2013-2015 Mini Cooper Paceman applications. It cross-references BMW/Mini OE number 11517545958 for the same application. The steel pulley and smooth backside contact surface support proper belt routing where a grooveless pulley is specified.

For buyers searching for a 2010-2015 Mini Cooper water pump pulley, a 2011-2015 Mini Cooper Countryman pulley, or a 2013-2015 Mini Cooper Paceman pulley, this OE Performance part provides a direct replacement format that matches the listed dimensions and design.

What It Helps Address

• Worn or noisy water pump pulley surfaces
• Belt tracking issues caused by pulley wear
• Incorrect pulley dimensions during cooling system repair
• Vibration or belt noise from a damaged pulley face
• OE replacement needs for Mini Cooper belt drive service

Installation Notes and Tips

Verify pulley diameter, width, and bearing bore before installation. Confirm the belt runs on the smooth/backside contact surface as specified for the vehicle. Inspect the belt, tensioner, and adjacent pulleys at the same time to avoid repeat service. Match the application to the listed Mini Cooper, Mini Cooper Countryman, or Mini Cooper Paceman fitment before ordering.

Quality Assurance

Gates designs DriveAlign Premium OE Pulley components to OE-performance standards for fit and function in passenger car and light truck applications. Part number 36831 is built as an OE-style replacement for the listed Mini applications.