11 31 1 738 700 : Upper engine timing chain tensioner for BMW Series 5 E39

This upper engine timing chain tensioner is a replacement part suitable for the BMW Series 5 E39, available in Saloon and Touring body styles. It is compatible with the M52 and M54 engines fitted to the 520i, 523i, 525i, 528i and 530i versions. As part of the restoration or routine maintenance of a classic vehicle, replacing this tensioner is an essential step to ensure proper operation and longevity of the timing chain. A new part guarantees correct maintenance of chain tension and preserves the entire upper engine mechanics.