TRIUMPH 4 SPEED GEARBOX

Many Triumph gearbox parts interchange and most parts are in stock, ordering is easy; Triumph gears  often have a stamped part number.

OIL SEAL KIT 650cc 4 SPEED 1966> TRI99-9956 ! All seals for the 650cc unit engine and 4 speed gearbox.

GEARBOX SPROCKET 650 TWINS SPR4SP18T ! Gearbox sprocket for all unit 650 twins 1963-73 Triumph part numbers 18t  57-1917 19t  57-1918

BEARING SLEEVE GEAR 60-3556 ! 4 SPEED BSA, Triumph and Norton, RHP 1LJ31.7 1 1/4 x 2 1/2 x 5/8" Other part numbers: 57-0448, 68-0023, 04-0098

QUADRANT RETURN SPRING 57-7051 ! Old number 57-0404

T140 CLUTCH OPERATING ASSEMBLY 57-7033 ! Can also be used on the earlier bikes; gives a slightly higher lift, which makes life a lot easier. Older number 57-3629

KICKSTART LEVER 650/750 TWINS 57-7018 ! Old number 57-3632 or T3632

KICKSTART SHAFT 57-4756 !

KICKSTART SHAFT/QUADRANT ASSEMBLY 57-4755 ! Fits T120/TR6, T140/TR7 and T150

CAMPLATE PLUNGER SPRING 57-4459 !

1ST ON LAYSHAFT 5 SPEED BOX 57-4392 !

3D ON LAYSHAFT 650CC 1972 57-4387 !

OVERSIZE KICKSTART COTTER PIN 57-4357 ! Replacement for used levers on used shafts.

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