Gates T42037 Engine Timing Belt Idler Pulley

Gates Timing Belt Idler Pulley T42037

The Gates T42037 timing belt idler pulley is a steel, smooth-backside pulley used in engine timing belt systems where stable belt routing and consistent tracking are required. It is a direct-fit timing belt pulley for select Toyota applications, including 1988-1995 Toyota 4Runner, 1988-1995 Toyota Pickup, and 1993-1994 Toyota T100.

Key Features

• Steel construction for timing system durability
• Smooth/backside contact surface for belt routing
• 40 mm width and 93 mm outside diameter
• Non-flanged design
• Gates PowerGrip timing belt pulley line
• Direct replacement timing belt idler pulley for select Toyota engines

Product Details

Gates Timing Belt Pulley T42037 is part of the PowerGrip idler pulley line, which includes fixed idlers and replacement pulleys used in timing belt assemblies. This pulley uses a smooth backside contact surface and steel construction to support proper belt path alignment in the engine valve train. It is a fitment-based replacement for Toyota 4Runner, Toyota Pickup, and Toyota T100 models listed below. This part cross-references Cloyes 9-5468 for the same application.

Vehicle Fitment

• Fits 1988-1995 Toyota 4Runner, Timing Belt Pulley
• Fits 1988-1995 Toyota Pickup, Timing Belt Pulley
• Fits 1993-1994 Toyota T100, Timing Belt Pulley

Common Replacement Reasons

• Timing belt noise from a worn idler pulley bearing
• Belt tracking issues caused by pulley wear or surface damage
• Maintenance replacement during timing belt service
• Visible pulley wear, rough rotation, or looseness in the timing system
• Restoring proper belt routing on Toyota 4Runner, Pickup, or T100 engines

Installation Notes

Verify pulley dimensions, contact surface type, and engine application before installation. Inspect the timing belt system for wear, contamination, and alignment issues while servicing the pulley. Confirm the correct fitment for your specific Toyota 4Runner, Toyota Pickup, or Toyota T100 engine configuration using the vehicle’s year and timing belt layout.

Quality Assurance

Gates PowerGrip components are built for timing system service applications and are engineered to match the requirements of the listed vehicle fitments. Use the part number T42037 to confirm application details before ordering.