BSA WM20 Used Gearbox Spares

This is a special page, solely listing spares for BSA WM20 Gearbox parts.

Parts are genuine unless stated reproduction.

Spares for other WW2 Military motorcycles can be found here.

N.O.S gearchange pawl springs

N.O.S gearchange pawl springs

If your gearchange is sloppy these springs will help

N.O.S gearbox oil filler plug

N.O.S gearbox oil filler plug

Replace the chewed head!

Gearbox Shell

Gearbox Shell

Good condition

Kickstarter Quadrant

Kickstarter Quadrant

Good condition

18 Tooth Gearbox Sprocket

18 Tooth Gearbox Sprocket

Genuine. Good condition

Pinion Sleeve

Pinion Sleeve

Complete

Gearbox Mainshaft

Gearbox Mainshaft

Good keyway