Double-click here to change image
M20 GEARBOX
!

KICKSTART SHAFT AND RATCHET M20
15-4121
!
British made.

PAWL, TOP M20 GEARBOX
15-4141
!

RATCHET LEVER
15-4206
!
B31, M20 rigid frame gearbox

GEARBOX ADJUSTER NUT
15-5664
!

M20/21, B31/33 rigid and plunger frame,
B31/33 rigid, plunger and swinging frame
A7/10 plunger and swinging arm frame

BALL BEARING SLEEVE PINION

24-4065
!
Sleeve pinion, high gear or fourth gear on most 350-650 BSA's with separate gearbox.
Bearing type 6207 or LJ35
35 x 72 x 17mm

DOG CLUTCH HIGH AND LOW
24-4393
!
New Old Stock.

SCREW INSPECTION COVER GEARBOX
27-4258
!

GEARBOX ADJUSTER WD MODELS
27-5710
!

LONG GEAR LEVER BSA
42-3010
!
Fits all separate BSA gearboxes, 13cm
Alt numbers: 67-3171, 65-3417, 65-3380

GEARBOX SPROCKET M20 19T
65-3506E
!
Fits also B31/33 plunger frame models.
Gearbox sprocket for oil seal.
BSA part number 65-3506
Economy replacement.

KICKSTART SPRING M20/21, B PLUNGER MODELS
66-3058
!

CLUTCH PUSH ROD M20 LATE
66-3067
!
Length 32,3cm x 1/4"
Old number 15-4261 (shorter)