headstock bearings seals yamaha yz400 yz 400 1977 1979 Honda MBX50 4WM-82310-10 or 5MB-82310-10

4WM-82310-10 or 5MB-82310-10

Please check as some models used 80mm mounting

Honda CRF 250 M (2013)

Suzuki GSX 1100 ES (1983)

headstock bearings seals yamaha yz400 yz 400 1977 1979 Honda MBX50 4WM-82310-10 or 5MB-82310-10Brand new set of headstock steering bearings with seals to fit: Yamaha YZ 400 (1977 1979). 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 YZ400 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