R45 and R65 models up to 09/80 production.
Now available for your BMW motorcycle: the world's first oil-resistant dry clutch with a patented organic coating friction disc. Soft response, controllability and 100 percent torque transfer. Lasts much longer than the standard version. Developed in cooperation with ERB-Motorentechnik. Racing approved.
Equivalent to the BMW part number 21 21 1 357 571