Gates T42308 Engine Timing Belt Idler Pulley

Gates Timing Belt Idler Pulley for Mitsubishi Outlander

The Gates T42308 is an engine timing belt idler pulley built for precise belt routing and stable operation in timing belt systems. It is an OE Exact replacement with a steel body, smooth backside contact surface, and flanged end for secure alignment in service.

Key Features

• Brand: Gates Timing Belt Pulley line
• Part number: T42308
• Engine timing belt idler pulley for valve train service
• Steel construction for durability in engine applications
• Smooth/backside contact surface
• Flanged end for guided belt tracking
• Inside diameter: 10 mm
• Outside diameter: 70 mm
• Width: 25.5 mm
• OE Exact comparison rating

Product Details

Gates PowerGrip idler pulleys are offered as fixed idlers or as replacements for tensioner bracket applications, with designs that may use metallic or plastic construction and either smooth or grooved contact surfaces. The T42308 follows that OE-style approach with a steel, smooth-surface pulley intended for the timing belt system on 2007-2020 Mitsubishi Outlander models. If you are searching for a Mitsubishi Outlander timing belt idler pulley, Gates T42308 provides the correct style and dimensions for direct replacement service. This part cross-references Genu 1145A026 for the same application.

Common Problems This Part Helps Address

• Timing belt noise from a worn idler pulley
• Belt tracking issues caused by pulley wear or flange damage
• Rough pulley rotation that affects timing belt operation
• Service replacement for a damaged or aging timing belt pulley
• Restoring proper belt routing in the engine valve train system

Installation Notes and Tips

• Verify pulley dimensions and mounting location before installation.
• Inspect the timing belt, tensioner, and adjacent pulleys during service.
• Replace worn belt components together when the timing system is open.
• Confirm smooth pulley rotation and correct belt alignment after installation.

Quality Assurance

The Gates T42308 is an OE Exact timing belt idler pulley built to match the original application requirements for 2007-2020 Mitsubishi Outlander models. Gates PowerGrip components are engineered for timing system service where accurate belt guidance and consistent pulley geometry matter.