Gearbox Main Bearing for High Gear 4-speed models.
All pre-units, all 650 unit 4 speed, some Nortons, BSA, Matchless gearboxes: OEM:57-0448, 57-3556, A2-316, 68-0023, 04-0098.
Ø1=2½" (63,5mm)
Ø2=1 1/4" (31,8mm)
T=5/8" (16mm)
57-0405 Footchange plunger spring
42-3075 NEEDLE BEARING - BSA
70-3586 650/750 010
57-1919 Tr6/120/150 4 gaer 20t
70-6061 650 dublexT120,TR6,6T,T110
57-3931
