Headstock Bearings: BMW K100 RS (8 Valve) (1983-1989) Yamaha YBR125 This coil has been specifically

This coil has been specifically designed to create more power and be more efficient with a better spark

This coil should also fit any PY50 Chinese copies

BMW R90/S (1973-1976)

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Headstock Bearings: BMW K100 RS (8 Valve) (1983-1989) Yamaha YBR125 This coil has been specificallyBrand new set of head stock steering stem bearings to fit: BMW K100 RS (8 Valve) (1983 1989). This set of steering stem bearings is designed to replace 07119985070 on a K 100 RS, 8 valve model. Top and bottom headstock bearings are included. Top bearing: 28mm x 52mm x 16mm. Bottom bearing: 28mm x 52mm x 16mm. Sizes are ID x OD x Depth. If you require different sizes please click here to see our full list of sizes.