GMB 420-3275 Engine Timing Belt Tensioner

Engine Timing Belt Tensioner for Chrysler and Jeep

The GMB 420-3275 engine timing belt tensioner is built for applications that require a precise OE-style replacement with the correct pulley design and mounting configuration. It is manufactured to meet or exceed OEM specifications for dependable timing belt control in Chrysler, Dodge, Jeep, and Plymouth applications.

Use this timing belt tensioner when servicing the timing system on vehicles such as the Chrysler PT Cruiser, Dodge Caravan, and Jeep Wrangler. The GMB 420-3275 is a direct-fit option for the 2nd design with mounting bracket applications listed below.

Key Features

• Engine timing belt tensioner for valve train service
• Manufactured to meet or exceed OEM specifications
• Metal pulley construction for durability
• Single-groove pulley design
• Works with serpentine and V-belt pulley/belt types
• Direct-fit application coverage for multiple Chrysler, Dodge, Jeep, and Plymouth models
• Part number: 420-3275

Detailed Description

The GMB 420-3275 is an engine timing belt tensioner designed for vehicles that use the 2nd design with mounting bracket configuration. Its metal pulley and OE-style dimensions support proper belt tracking in timing belt service, helping maintain consistent tension across the engine’s valve train system. This part cross-references Gates T43131 for the same application. The 420-3275 also cross-references 85550 and 4781570AB.

Compatible With: Fits 2001-2010 Chrysler PT Cruiser, N/A; Fits 1997-2007 Dodge Caravan, N/A; Fits 2001-2006 Chrysler Sebring, N/A; Fits 1997-1998 Chrysler Sebring, N/A; Fits 1997-2006 Dodge Stratus, N/A; Fits 2005-2006 Jeep TJ, N/A; Fits 2003 Jeep TJ, N/A; Fits 2003-2006 Jeep Wrangler, N/A; Fits 2003-2005 Dodge Neon, N/A; Fits 2003-2005 Jeep Liberty, N/A; Fits 2000-2003 Chrysler Voyager, N/A; Fits 1999-2000 Chrysler Cirrus, N/A; Fits 1997 Chrysler Cirrus, N/A; Fits 1997-2000 Plymouth Breeze, N/A; Fits 1997-2000 Plymouth Voyager, N/A; Fits 1997 Dodge Grand Caravan, N/A; Fits 1997 Plymouth Grand Voyager, N/A.

What It Helps Address

• Timing belt slack or inconsistent belt tension
• Noise from a worn or failing tensioner pulley
• Improper belt tracking in the timing system
• Service replacement for a worn OE tensioner assembly
• Fitment needs for 2nd design applications with mounting bracket

Installation Notes and Tips

Verify the engine uses the 2nd design with mounting bracket before ordering. Match the pulley style, groove count, and belt system requirements to the original part. Inspect the timing belt, related pulleys, and mounting surfaces during service so the new tensioner can operate correctly after installation.

Quality Assurance

GMB manufactures this tensioner to meet or exceed OEM specifications, supporting consistent fit and function for timing belt service. The 420-3275 is built as an OE-style replacement for the listed Chrysler, Dodge, Jeep, and Plymouth applications.