Menu
Products
Cart
AccountMAINSHAFT ASSEMBLY, TRIUMPH UNIT 750, 5 SPEED, GENUINE, 57-7077
$272.70
RRP $344.90
SAVE $72.20 (21%)
In Stock
Notify me when back in stock
MAINSHAFT ASSEMBLY TRIUMPH UNIT 750, 5 SPEED, GENUINE, 57-7077
Replaces OEM Part No: 57-7077 (also replaces 57-4432, 57-7076, 21-7072, 21-7073, 14-1307)
Complete factory spec. gearbox main shaft assembly.
1 piece. High quality heavy duty gearbox main shaft assembly to suit all Triumph unit 750 twin 5 speed gearboxes.
Comes with kick start ratchet tab washer 57-7076, kick start ratchet nut 21-7072, clutch hub washer 21-7073, clutch locking nut 14-1307.
NOTE: This main shaft replaces the early 5 speed main shaft (57-4432). The thread diameters are larger and stronger hence the larger nuts and washers. Will not suit T150 or T160 triples.
Please use the part numbers to verify specifics for your application.
Top quality, Genuine spare part.
Made In England.
More From This Category
KICK START COTTER PIN ASSEMBLY, TRIUMPH, BSA, GENUINE, 57-4356, T4356, 57-1222
$8.90
RRP $11.30
21% OFF
In Stock
21% OFF
RRP $11.30
GEARCHANGE QUADRANT PLUNGER, 5 SPEED, TRIUMPH TR7, T140, T150, GENUINE, 57-4403
$22.70
RRP $28.70
21% OFF
In Stock
21% OFF
RRP $28.70
GEARCHANGE QUADRANT RETURN SPRING, TRIUMPH, 650, 750, GENUINE, 57-7051, 57-0404, T404
$7.20
RRP $9.10
21% OFF
In Stock
21% OFF
RRP $9.10
BOLT, GEARBOX DRAIN AND LEVEL, TRIUMPH, PRE-UNIT, NOS, S46-15
$6.00
RRP $7.50
20% OFF
In Stock
20% OFF
RRP $7.50
FRAME TO LOWER GEARBOX PIVOT BOLT, FOR TRIUMPH, PRE UNIT, GENUINE, 82-4681 F4681
$21.80
RRP $27.50
21% OFF
In Stock
21% OFF
RRP $27.50
GEARCHANGE RUBBER, TRIUMPH, BSA, OVAL, 57-2450, T2450, 89-3208
$4.60
RRP $5.80
21% OFF
In Stock
21% OFF
RRP $5.80
KICKSTART PINION LOCK TAB WASHER, TRIUMPH, 650, 750, GENUINE, 57-2240, T2240, T732
$3.60
RRP $4.50
20% OFF
In Stock
20% OFF
RRP $4.50
KICKSTART RATCHET PINION GEAR, TRIUMPH 650, 750, GENUINE, 57-0731, T731
$45.40
RRP $57.40
21% OFF
In Stock
21% OFF
RRP $57.40
Latest Products
FRONT BRAKE SHOE RETURN SPRINGS, TRIUMPH, BSA, CONICAL HUB, GENUINE, 37-3714, W3714
$38.10
RRP $48.20
21% OFF
In Stock
21% OFF
RRP $48.20
FRONT REAR BRAKE SHOE RETURN SPRING SET (4), TRIUMPH, BSA, CONICAL HUB, GENUINE, 37-2328, 37-3714
$57.20
RRP $72.40
21% OFF
In Stock
21% OFF
RRP $72.40
REAR BRAKE SHOE RETURN SPRINGS, TRIUMPH, BSA, CONICAL HUB, GENUINE, 37-2328, W2328
$19.90
RRP $25.90
23% OFF
In Stock
23% OFF
RRP $25.90
KICKSTART RUBBER TUBE SLEEVE, TRIUMPH PRE UNIT, 6T, T100, T110, TR6, T120, 57-1512, T1512
$3.40
RRP $7.95
57% OFF
In Stock
57% OFF
RRP $7.95
MAIN CRANKSHAFT BEARING, BSA 500cc A50, 650cc A65, LEFT D/S, HEPOLITE 68-0625 C3
$90.90
RRP $114.90
21% OFF
In Stock
21% OFF
RRP $114.90
STEERING STEM DAMPER SLEEVE NUT, TRIUMPH, TO 1967, GENUINE, 97-0405, H405
$40.90
RRP $51.70
21% OFF
In Stock
21% OFF
RRP $51.70
CABLE JUNCTION BOX FOR AMAL CARB, 2-WAY, 244/104, 01-9824, 19-7086, 60-0685, 60-1820, 60-7145, 60-71
$18.10
RRP $22.90
21% OFF
In Stock
21% OFF
RRP $22.90
CRANKCASE SUMP FILTER, DRAIN PLUG, CEI, TRIUMPH, 650 6T, TR6, T120, 70-5312, E5312
$42.70
RRP $53.90
21% OFF
In Stock
21% OFF
RRP $53.90
Top Sellers
KICK START COTTER PIN ASSEMBLY, TRIUMPH, BSA, GENUINE, 57-4356, T4356, 57-1222
$8.90
RRP $11.30
21% OFF
In Stock
21% OFF
RRP $11.30
GEARCHANGE RUBBER, TRIUMPH, BSA, OVAL, 57-2450, T2450, 89-3208
$4.60
RRP $5.80
21% OFF
In Stock
21% OFF
RRP $5.80
KICKSTART RUBBER, TRIUMPH, SCRIPTED, OPEN END, 57-2330 A, T2330 A
$8.10
RRP $10.30
21% OFF
In Stock
21% OFF
RRP $10.30
KICKSTART PINION LOCK TAB WASHER, TRIUMPH, 650, 750, GENUINE, 57-2240, T2240, T732
$3.60
RRP $4.50
20% OFF
In Stock
20% OFF
RRP $4.50
KICK START RUBBER, TRIUMPH, SCRIPTED, PRE-UNIT, 82-1814, F1814
$9.00
RRP $11.40
21% OFF
In Stock
21% OFF
RRP $11.40
KICK START RETURN SPRING, TRIUMPH, 500, 650, 750, T150, T160, 57-0031, T31
$17.20
RRP $21.80
21% OFF
In Stock
21% OFF
RRP $21.80
GEARCHANGE QUADRANT RETURN SPRING, TRIUMPH, 650, 750, GENUINE, 57-7051, 57-0404, T404
$7.20
RRP $9.10
21% OFF
In Stock
21% OFF
RRP $9.10
GEARCHANGE RUBBER, TRIUMPH, SCRIPTED, CLOSED END, 57-0449A, 57-0449 A, T449
$7.10
RRP $9.00
21% OFF
In Stock
21% OFF
RRP $9.00
Popular Products
KICK START COTTER PIN ASSEMBLY, TRIUMPH, BSA, GENUINE, 57-4356, T4356, 57-1222
$8.90
RRP $11.30
21% OFF
In Stock
21% OFF
RRP $11.30
GEARCHANGE QUADRANT PLUNGER, 5 SPEED, TRIUMPH TR7, T140, T150, GENUINE, 57-4403
$22.70
RRP $28.70
21% OFF
In Stock
21% OFF
RRP $28.70
GEARCHANGE QUADRANT RETURN SPRING, TRIUMPH, 650, 750, GENUINE, 57-7051, 57-0404, T404
$7.20
RRP $9.10
21% OFF
In Stock
21% OFF
RRP $9.10
BOLT, GEARBOX DRAIN AND LEVEL, TRIUMPH, PRE-UNIT, NOS, S46-15
$6.00
RRP $7.50
20% OFF
In Stock
20% OFF
RRP $7.50
FRAME TO LOWER GEARBOX PIVOT BOLT, FOR TRIUMPH, PRE UNIT, GENUINE, 82-4681 F4681
$21.80
RRP $27.50
21% OFF
In Stock
21% OFF
RRP $27.50
GEARCHANGE RUBBER, TRIUMPH, BSA, OVAL, 57-2450, T2450, 89-3208
$4.60
RRP $5.80
21% OFF
In Stock
21% OFF
RRP $5.80
KICKSTART PINION LOCK TAB WASHER, TRIUMPH, 650, 750, GENUINE, 57-2240, T2240, T732
$3.60
RRP $4.50
20% OFF
In Stock
20% OFF
RRP $4.50
KICKSTART RATCHET PINION GEAR, TRIUMPH 650, 750, GENUINE, 57-0731, T731
$45.40
RRP $57.40
21% OFF
In Stock
21% OFF
RRP $57.40