GMB 420-9530 Engine Timing Belt Idler

Engine Timing Belt Idler for Chrysler, Dodge, Jeep

The GMB 420-9530 engine timing belt idler is built for Chrysler, Dodge, Jeep, Plymouth, and related applications that require a metal pulley with a single groove. Manufactured to meet or exceed OEM specifications, it is a direct-fit timing belt idler for service work on vehicles such as the Chrysler PT Cruiser, Dodge Caravan, and Jeep Wrangler.

Key Features

• Engine timing belt idler for valve train service
• Metal pulley construction for durability
• Single-groove pulley design
• Compatible with serpentine and V-belt pulley applications
• Built to meet or exceed OEM specifications
• Part number 420-9530 for easy identification

Detailed Product Overview

GMB 420-9530 is an engine timing belt idler designed for vehicles across the Chrysler, Dodge, Jeep, Plymouth, and Sebring/PT Cruiser platform families. The pulley uses metal construction and a single groove to support proper belt routing in timing belt service. This part number 420-9530 is a practical OE-style replacement for maintenance on high-mileage engines where belt tracking, pulley wear, or noise has become a concern.

This part cross-references Gates T42121 and Dorman - Conduct-Tite 85488 for the same application.

Common Service Reasons

• Replacing a worn or noisy timing belt idler pulley
• Correcting belt tracking issues in the timing drive system
• Addressing pulley surface wear or bearing-related noise
• Restoring proper belt tension path during timing belt service
• Servicing Chrysler PT Cruiser, Dodge Caravan, or Jeep Wrangler timing components

Installation Notes and Tips

Verify belt routing and pulley alignment before installation. Inspect the timing belt, tensioner, and adjacent pulleys at the same time, since wear in one component can affect the rest of the drive system. Confirm vehicle application by year, make, and model before ordering, especially on Chrysler Sebring, Dodge Stratus, Jeep Liberty, and Dodge Neon platforms.

Quality Assurance

GMB manufactures this idler pulley to meet or exceed OEM specifications for fit and function. Confirmed fitment includes 1995-2010 Chrysler, Dodge, Jeep, and Plymouth applications listed for this part number 420-9530.