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Transmission

Triumph Thunderbird 1600 & 1700 · Clutch & Transmission incl. Gearchange Mechanism · 48 parts · 1 on the shelf in Brea

Exploded parts diagram — Transmission, Triumph Thunderbird 1600 & 1700

Open this diagram in the interactive viewer → Click any callout on the drawing to jump to the part.

Motorcycles this catalogue covers

Thunderbird 1600 & 1700
Choose your year

Our parts team checks fitment against your motorcycle before any order ships.

Every part on this diagram

1
T3802035
Bearing, D, Row, A, Cont. 5207
Qty 1
Triumph has stock
$73.03
Order-in Ask the parts desk
2
T3802030
Bearing, D, Row, A, Cont. 5205
Qty 1
Triumph has stock
$73.03
Order-in Ask the parts desk
3
T1180155
Sleeve Assembly, Input & Output
Qty 1
Triumph has stock
$109.14
Order-in Ask the parts desk
4
T3800006
Bearing, Needle, K25x32x16
Qty 1
Triumph has stock
$15.93
Order-in Ask the parts desk
5
T1183164
Shaft, Input, Gearbox, Assy
Qty 1
Triumph has stock
$501.70
Order-in Ask the parts desk
6
T1183100
Shaft, Input, Gearbox, 16t
Qty 1
No date from Triumph yet
$323.89
On backorder Ask the parts desk
7
T1183165
Gear, Pinion, 33T, Helical, Free
Qty 1
No date from Triumph yet
$183.07
On backorder Ask the parts desk
8
T1183095
Spacer, Splined, Bush
Qty 3
No date from Triumph yet
$64.23
On backorder Ask the parts desk
9
T1183101
Gear, Pinion, 32t Helical, Fixed
Qty 1
No date from Triumph yet
$183.07
On backorder Ask the parts desk
10
T1183015
Spacer, Splined, Gearbox
Qty 1
No date from Triumph yet
$65.14
On backorder Ask the parts desk
11
T1183173
Ring, Shift, 5th/6th Gear
Qty 1
No date from Triumph yet
$396.11
On backorder Ask the parts desk
12
T1183166
Gear, Pinion, 34T, Helical, Free
Qty 1
No date from Triumph yet
$183.07
On backorder Ask the parts desk
13
T1183035
Gear, Pinion, 28t, Helical
Qty 1
Triumph’s Aug 7, 2026 date has passed, we’ll confirm
$163.71
On backorder Ask the parts desk
14
T1183040
Gear, Pinion, 24t, Helical
Qty 1
No date from Triumph yet
$135.51
On backorder Ask the parts desk
15
T1182135
Plate, Retainer, Bearing
Qty 1
Triumph has stock
$8.21
Order-in Ask the parts desk
16
T3331044
Screw, Pan/Hd, Tx, M6 x 16, Slv
Qty 3
$0.90
In stock in Brea Ask the parts desk
17
T1183152
Washer, Thrust, 25 x 38 x 16
Qty 1
No date from Triumph yet
$4.49
On backorder Ask the parts desk
18
T1183175
Shaft, Output, Gearbox, Assy.
Qty 1
Triumph has stock
$466.48
Order-in Ask the parts desk
19
T1183110
Shaft, Output, Splined
Qty 1
Triumph has stock
$404.89
Order-in Ask the parts desk
20
T1183111
Ring, Shift, 1st/6th Gear
Qty 1
No date from Triumph yet
$396.11
On backorder Ask the parts desk
21
T1182032
Bush, 30.0 x 35.0 x 15.0
Qty 1
No date from Triumph yet
$42.41
On backorder Ask the parts desk
22
T1183105
Gear, Output, 46t, Spur
Qty 1
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$165.48
On backorder Ask the parts desk
23
T1182033
Washer, Thrust, 30 x 46 x 1.60
Qty 1
No date from Triumph yet
$3.49
On backorder Ask the parts desk
24
T3800260
Bearing, 6206, 30x62x16, Sealed
Qty 1
Triumph has stock
$73.03
Order-in Ask the parts desk
25
T3500216
Circlip, Ext, 30.0, Din 471
Qty 1
No date from Triumph yet
$2.09
On backorder Ask the parts desk
26
T1183109
Gear, Output, 30t, Helical Fixed
Qty 1
No date from Triumph yet
$165.48
On backorder Ask the parts desk
27
T1183102
Gear, Output, 39t, Helical, Free
Qty 1
No date from Triumph yet
$119.69
On backorder Ask the parts desk
28
T1183075
Spacer, Plain, 31 x 45 x 19.85
Qty 1
No date from Triumph yet
$18.03
On backorder Ask the parts desk
29
T1183104
Gear, Output, 35t, Helical Fixed
Qty 1
No date from Triumph yet
$116.17
On backorder Ask the parts desk
30
T1183060
Gear, Output, 43t, Helical
Qty 1
Triumph has stock
$172.51
Order-in Ask the parts desk
31
T1183015
Spacer, Splined, Gearbox
Qty 1
No date from Triumph yet
$65.14
On backorder Ask the parts desk
32
T1182020
Bush, 28.0 x 36.0 x 14.05
Qty 1
Triumph has stock
$42.41
Order-in Ask the parts desk
33
T1183050
Gear, Output, 47t, Helical
Qty 1
Triumph has stock
$172.51
Order-in Ask the parts desk
34
T1182120
Spacer, 28.0 x 47.0 x 32.95
Qty 1
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$7.41
On backorder Ask the parts desk
35
T1183112
Ring, Shift, 2nd/3rd Gear
Qty 1
No date from Triumph yet
$396.11
On backorder Ask the parts desk
36
T1183080
Bush, 31.0 x 36.0 x 14.3
Qty 1
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$68.63
On backorder Ask the parts desk
37
T1184025
Retainer, M'cd, Bearing
Qty 1
No date from Triumph yet
$22.18
On backorder Ask the parts desk
38
T3600198
O-Ring, Dia. 72 x 2.5
Qty 1
Triumph has stock
$5.98
Order-in Ask the parts desk
39
T3205065
Bolt, HHF, Lghtd, M6 x 20, Enc
Qty 4
Triumph has stock
$5.19
Order-in Ask the parts desk
40
T3600182
Seal, Clockwise, 45 x 55 x 7, Oil
Qty 1
Triumph has stock
$10.91
Order-in Ask the parts desk
41
T1183020
Carrier, Pulley, Front, Splined
Qty 1
Triumph has stock
$248.22
Order-in Ask the parts desk
42
T3600203
O Ring, ID 22.0 x 2.6
Qty 1
Triumph has stock
$3.14
Order-in Ask the parts desk
43
T1182240
Spacer, Tube, Plastic
Qty 1
Triumph has stock
$5.19
Order-in Ask the parts desk
44
T1182127
Nut, M20.0, Flanged
Qty 1
Triumph has stock
$5.13
Order-in Ask the parts desk
45
T1183200
Plate, Locking, Pulley Nut
Qty 1
Triumph has stock
$4.21
Order-in Ask the parts desk
46
T1180199
Output Pulley 28T, 32mm Belt
Qty 1
Triumph has stock
$83.07
Order-in Ask the parts desk
47
T3151009
Bolt, HHF, M12x1.75x30, Slv, Enc
Qty 5
Low stock at Triumph
$6.68
Order-in Ask the parts desk
48
T3551016
Washer, 20.45 x 40 x 2.0, Slv
Qty 1
Triumph has stock
$2.43
Order-in Ask the parts desk

Diagram and part data from Triumph’s own parts catalogue. Prices and availability are a dated snapshot, not a reservation. Fitment is Triumph’s data — send us the last six of your VIN if you want it checked before you order.

Southern California Motorcycles, 515 W Lambert Rd, Brea, CA 92821 · 714-256-6700

Triumph supply checked Aug 5, 2026 · Brea shelf Aug 18, 2026.