Brand new set of headstock taper roller bearings to fit:
Yamaha YZ 125 (1977-1986).
This set of steering bearings is a direct replacement for the original bearings on a Yamaha YZ125 for the years shown above.
Top bearing sized ID25 x OD47 x WTH15.
Bottom bearing sized ID30x OD55 x WTH17.
All sizes in mm