Menu
Products
Cart
AccountGEARBOX LAYSHAFT 1ST GEAR, 27T, TRIUMPH, UNIT 350, 500, GENUINE NOS, 57-3999
$181.80
RRP $229.90
SAVE $48.10 (21%)
Sold Out
Maximum Order Quantity 2
Calculate Shipping
Notify me when back in stock
GEARBOX LAYSHAFT 1ST GEAR, 27T, TRIUMPH, UNIT 350, 500, GENUINE NOS, 57-3999
Replaces OEM Part No: 57-3999 (also replaces part numbers: T3999)
1 piece. Gearbox layshaft 1st gear, 27 tooth to suit various Triumph unit construction 350, 500 models. 3TA, 5TA, T100 etc
This is a genuine part, never used, signs of shelf wear may be evident but item is perfectly serviceable. Parts might be covered in protective coating layer from factory.
Please use the part numbers to verify specifics for your application.
Top quality, genuine spare part.
Made In England.
(57-3999)
GEARBOX LAYSHAFT 1ST GEAR, 27T, TRIUMPH, UNIT 350, 500, GENUINE NOS, 57-3999 has a rating of
0/5 based on 0 reviews.
Be The First To Review This Product!
Help other Trojan Classic Motorcycles Pty. Ltd. users shop smarter by writing reviews for products you have purchased.
More From This Category
BUSH, GEARCHANGE SPINDLE, RH OUTER, TRIUMPH, GENUINE, 57-0057
$22.70
RRP $28.70
21% OFF
In Stock
21% OFF
RRP $28.70
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 COTTER PIN ASSY, TRIUMPH, BSA, GENUINE, 57-4356
$8.00
RRP $10.20
22% OFF
In Stock
22% OFF
RRP $10.20
KICKSTART PINION SLEEVE WASHER, TRIUMPH, 650, 750, GENUINE, 57-1962
$1.40
RRP $1.80
22% OFF
In Stock
22% OFF
RRP $1.80
BEARING, HIGH GEAR, TRIUMPH, 5 SPEED, GENUINE, 60-4100
$109.00
RRP $137.90
21% OFF
In Stock
21% OFF
RRP $137.90
GEAR CHANGE LEVER, TRIUMPH, BSA, T120, T140, T160, X75, A75, 57-3757, T3757
$45.40
RRP $57.40
21% OFF
In Stock
21% OFF
RRP $57.40
KICKSTART QUADRANT, TRIUMPH 500, 650, 750, GENUINE, 57-4117, T25A
$63.60
RRP $80.40
21% OFF
In Stock
21% OFF
RRP $80.40
SPROCKET, GEARBOX, TRIUMPH, 19T, PRE-UNIT, 1946-63, 57-1715, T1715
$40.90
RRP $51.70
21% OFF
In Stock
21% OFF
RRP $51.70
Latest Products
CLUTCH SPRING BOLT, 4 PLATE TYPE, TRIUMPH, BSA, GENUINE, 57-0423
$8.10
RRP $10.30
21% OFF
In Stock
21% OFF
RRP $10.30
DYNAMO GENERATOR BRUSH SET, GENUINE LUCAS, E3L E3LM E3N, TRIUMPH, BSA, NORTON, AJS, 200737
$27.20
RRP $34.40
21% OFF
In Stock
21% OFF
RRP $34.40
GENUINE LUCAS LONG STEM INDICATORS, 5", 54057567, 06-2059, 60-4104, L847, 99-1190
$72.70
RRP $91.90
21% OFF
In Stock
21% OFF
RRP $91.90
MAGNETO DRIVE GEAR, BSA A7, A10, K2F, GENUINE LUCAS, 20 TPI, ALLOY, 67-0540
$81.80
RRP $103.40
21% OFF
In Stock
21% OFF
RRP $103.40
MASTER CYLINDER DIAPHRAGM, TRIUMPH T140 TR7 T160 1973 ON, NORTON, 72-75, GIRLING 60-4366
$10.90
RRP $15.90
31% OFF
In Stock
31% OFF
RRP $15.90
REAR MASTER CYLINDER RESERVOIR ASSEMBLY, TRIUMPH 1976 ON, GIRLING, 83-5465 G
$90.90
RRP $119.90
24% OFF
In Stock
24% OFF
RRP $119.90
Top Sellers
KICKSTART COTTER PIN ASSY, TRIUMPH, BSA, GENUINE, 57-4356
$8.00
RRP $10.20
22% OFF
In Stock
22% OFF
RRP $10.20
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
GEARCHANGE QUADRANT RETURN SPRING, TRIUMPH, 650, 750, GENUINE, 57-7051, 57-0404
$7.20
RRP $9.10
21% OFF
In Stock
21% OFF
RRP $9.10
KICKSTART PINION LOCK TAB WASHER, TRIUMPH, 650, 750, GENUINE, 57-2240
$3.60
RRP $4.50
20% OFF
In Stock
20% OFF
RRP $4.50
CLUTCH PUSHROD, TRIUMPH, PRE UNIT 500, 650, GENUINE, 57-1552, 57-0455
$24.50
RRP $31.00
21% OFF
In Stock
21% OFF
RRP $31.00
KICKSTART RUBBER, TRIUMPH, SCRIPTED, PRE-UNIT, 82-1814
$9.00
RRP $11.40
21% OFF
In Stock
21% OFF
RRP $11.40
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
BUSH, GEARCHANGE SPINDLE, RH OUTER, TRIUMPH, GENUINE, 57-0057
$22.70
RRP $28.70
21% OFF
In Stock
21% OFF
RRP $28.70
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 COTTER PIN ASSY, TRIUMPH, BSA, GENUINE, 57-4356
$8.00
RRP $10.20
22% OFF
In Stock
22% OFF
RRP $10.20
KICKSTART PINION SLEEVE WASHER, TRIUMPH, 650, 750, GENUINE, 57-1962
$1.40
RRP $1.80
22% OFF
In Stock
22% OFF
RRP $1.80
BEARING, HIGH GEAR, TRIUMPH, 5 SPEED, GENUINE, 60-4100
$109.00
RRP $137.90
21% OFF
In Stock
21% OFF
RRP $137.90
GEAR CHANGE LEVER, TRIUMPH, BSA, T120, T140, T160, X75, A75, 57-3757, T3757
$45.40
RRP $57.40
21% OFF
In Stock
21% OFF
RRP $57.40
KICKSTART QUADRANT, TRIUMPH 500, 650, 750, GENUINE, 57-4117, T25A
$63.60
RRP $80.40
21% OFF
In Stock
21% OFF
RRP $80.40
SPROCKET, GEARBOX, TRIUMPH, 19T, PRE-UNIT, 1946-63, 57-1715, T1715
$40.90
RRP $51.70
21% OFF
In Stock
21% OFF
RRP $51.70