YSS shock absorber MZ366-350TRJ-01-GOL gold anodized Edition for BMW K 100 83-92. The YSS suspension MZ366 series is a Nitro gas supported shock absorber. The offered shock is specifically developed for your motorcycle model. Adjustable on spring-preload, rebound and length +10mm. The shocks are approved on safety and use by the German T�V KBA ABE. YSS offers a 2 year full factory warranty. This shock absorber is fully serviceable.