APPLICATIONS OF THIS PRODUCT: According to the data provided by the manufacturer, this article is compatible with the following brands, models and years: K 100 RS (0503) 1988-1989 K 100 RS (0523) 1989-1990 R 45 (0351) 1978-1980 R 45 (0354) 1980-1985 R 65 (0358) 1981-1985 R 65 (0451) 1985-1993 R 80 ST (0347) 1982-1985