Headstock Bearings: BMW R100 R 100 S (1976-1980) Yamaha PW50 This set of steering stem

This set of steering stem bearings is designed to replace the original set of bearings on a G650 X Challenge for the years and models shown above

This set of taper roller bearings are manufactured to replace the original set of steering stem bearings on a K 1 for the years 1988

This set of headstock bearings are designed to replace the original stem bearings on a BMW G650 GS for the years shown above

This set of steering stem bearings is designed to replace the originals on an R 75 - 5 for the years shown above

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Headstock Bearings: BMW R100 R 100 S (1976-1980) Yamaha PW50 This set of steering stemBrand new set of headstock steering bearings to fit: BMW R100 S (1976 1980). This set of taper roller bearings is designed to replace the original steering stem bearings on a BMW R 100 S for the years 1976, 1977, 1978, 1979 & 1980. 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.