BMW Timing Chain Tensioner - Genuine BMW 11311405081

The Genuine BMW Timing Chain Tensioner (Part Number: 11311405081) is a critical component for maintaining precise timing chain tension in your BMW engine. This specific tensioner is widely renowned as a popular and beneficial upgrade across various BMW models and engine types.

It significantly enhances performance and reliability for the iconic E30 M3 (S14 engine) and E34 M5 (S38 engine), outperforming their original specified tensioners. Additionally, it serves as a recommended upgrade for E34 525i and E36 325i/325is models featuring M50 and M50TU engines, replacing the stock mechanical tensioner with a more consistent and robust hydraulic design.

By ensuring optimal chain tension, this genuine BMW part minimizes timing chain noise, reduces wear, and maintains accurate engine timing for improved longevity and consistent engine operation. Trust in this OE quality component for a reliable and effective upgrade to your BMW's timing system.