Single Timing Chain Upper Tensioner Arm

The Genuine BMW Tensioner Arm, part number 11317830159, is a critical upper engine component designed to maintain proper timing chain tension in specific BMW vehicles. This part is specifically listed for 3.2L, 6-cylinder engines equipped with a single timing chain, commonly found in 2001-2002 model years. This tensioner arm is also identified by the alternative name Chain Tensioner C113055. Its primary application is for the Z4, M3, Z3, and M coupe/roadster models within the specified year and engine configuration. As a genuine BMW part, it ensures direct fitment and compatibility with your vehicle's original systems. While comprehensive fitment data may need manual verification through your vehicle's specific details, this part is recognized for its role in the engine's timing system. It is essential to ensure this tensioner arm is the correct component for your vehicle's specific engine and year before purchase to maintain optimal engine performance and longevity.