Headstock Bearings & Seals: Yamaha IT500 IT 500 (1980-1981) Suzuki DR750 This unit is a direct

This unit is a direct replacement for the Yamaha SZR660 4SU1 and 4SU3 engine models for the years shown above

with a 12mm top pin and 10mm bottom pin which you can change if required

This set of head stock bearings are taper roller style bearings that have been manufactured to replace the original set of steering bearings 93399-99931 and 93399-99932 on a Yamaha XJ 6 Diversion for the years and models shown above

BMW  R 80/7 (1977-1984)

If the readings are below the readings in the manual then you most likely have an alternator issue

Headstock Bearings & Seals: Yamaha IT500 IT 500 (1980-1981) Suzuki DR750 This unit is a directBrand new set of headstock steering bearings with seals to fit: Yamaha IT 500 (1980 1981). This set of head stock bearings are taper roller style and have been manufactured to replace the original set of steering bearings on a Yamaha IT500 for the years and models shown above. Top and bottom headstock bearings with seals are included. We also stock without seals, please see our other listings for these. Top sized ID25 x OD47 x WTH15. Bottom sized ID30