INA ZG-9-5640 Engine Timing Chain Tensioner

INA Timing Chain Tensioner Arm

INA ZG-9-5640 is an engine timing chain tensioner arm for select Chrysler, Dodge, Jeep, Ram, and Mitsubishi applications. It is built to OE-quality standards and uses plastic material matched to OEM PA66 and PA46 grade requirements for hardness and durability.

• Engine timing chain tensioner arm for valve train service
• OE-quality replacement from INA
• Plastic construction matched to OEM PA66 and PA46 material and hardness targets
• Fits select 2006-2013 Ram, Dodge, Chrysler, Jeep, and Mitsubishi vehicles
• Part number: ZG-9-5640

Detailed Product Overview

This INA timing chain guide arm is designed for engines that require precise chain control to maintain valve timing stability. It is a direct-fit service part for applications including 2011-2013 Ram 1500, 2007-2010 Dodge Ram 1500, 2007-2010 Dodge Dakota, 2007-2009 Chrysler Aspen, 2007-2009 Dodge Durango, 2007-2009 Jeep Commander, 2007-2009 Jeep Grand Cherokee, 2011 Ram Dakota, and 2006-2007 Mitsubishi Raider. The ZG-9-5640 part number is also referenced as INA Global Number 555 0150 100.

This part cross-references 5550150100 for the same application.

Common Repair Applications

• Broken or worn timing chain guide arm
• Excessive timing chain noise at startup or idle
• Chain slack that affects valve timing control
• Service replacement during timing chain repair
• Wear from high-mileage engine operation

Installation Notes

Verify engine code and timing system configuration before installation. Inspect the timing chain, tensioner, and related guides for wear at the same time, since chain system components often service together. Confirm fitment by year, make, and model before ordering, especially on Ram 1500, Dodge Dakota, and Jeep Grand Cherokee applications.

Quality Assurance

INA timing chain guides are manufactured to meet or exceed OE quality and performance expectations. The guide material is engineered to match OEM PA66 and PA46 hardness requirements for consistent chain control in the valve train.