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Transmission

Triumph Speed Triple · Clutch & Transmission incl. Gearchange Mechanism · 33 parts

Exploded parts diagram — Transmission, Triumph Speed Triple

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

Motorcycles this catalogue covers

Speed Triple 955i & 1050
Choose your year

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

Every part on this diagram

1
T1180155
Sleeve Assembly, Input & Output
Qty 2
Triumph has stock
$109.14
Order-in Ask the parts desk
2
T3800800
Bearing, Needle, K25 x 32 x 16
Qty 2
Triumph has stock
$15.93
Order-in Ask the parts desk
3
T1180384
Washer, Thrust, 38 x 2.5
Qty 1
Triumph has stock
$3.49
Order-in Ask the parts desk
4
T1186602
Gear, Input, Second
Qty 1
No longer supplied by Triumph → replaced by T1185078
No longer available
Not on our shelf Ask the parts desk
5
T1186607
Bush, Input, Sixth, 27T
Qty 1
No longer supplied by Triumph → replaced by T1185078
No longer available
Not on our shelf Ask the parts desk
6
T1181547
Bush, Input, Sixth
Qty 1
No date from Triumph yet
$51.04
On backorder Ask the parts desk
7
T1180281
Washer, Thrust, Input
Qty 2
Triumph has stock
$3.42
Order-in Ask the parts desk
8
T3500003
Circlip, 32mm Shaft
Qty 2
Triumph has stock
$6.50
Order-in Ask the parts desk
9
T1186634
Gear, Input, Third/Fourth
Qty 1
No longer supplied by Triumph → replaced by T1185078
No longer available
Not on our shelf Ask the parts desk
10
T1186605
Gear, Input, Fifth
Qty 1
Triumph has stock
$103.00
Order-in Ask the parts desk
11
T1186600
Input Shaft
Qty 1
Triumph’s Aug 7, 2026 date has passed, we’ll confirm
$329.18
On backorder Ask the parts desk
12
3800002-T0301
Bearing, Ball, DG2868 GN1C3
Qty 1
Triumph has stock
$40.29
Order-in Ask the parts desk
13
T1180051
Washer,Thrust, 41 OD x 1.5
Qty 1
Triumph has stock
$4.39
Order-in Ask the parts desk
14
T1181551
Gear, Output, First
Qty 1
Triumph has stock
$142.58
Order-in Ask the parts desk
15
T1187705
Output, Gear, Fifth
Qty 1
Triumph expects Sep 25, 2026
$117.94
On backorder Ask the parts desk
16
T3500270
Circlip, 32mm Shaft
Qty 3
Triumph has stock
$6.50
Order-in Ask the parts desk
17
T1180292
Washer, Thrust, Output
Qty 2
Triumph has stock
$4.49
Order-in Ask the parts desk
18
T1187704
Gear, Output, Fourth
Qty 1
No date from Triumph yet
$102.11
On backorder Ask the parts desk
19
T1181557
Bush, 3rd/4th, Output
Qty 1
No date from Triumph yet
$41.11
On backorder Ask the parts desk
20
T1181562
Gear, Output, Third
Qty 1
Triumph has stock
$117.94
Order-in Ask the parts desk
21
T1186777
Kit, Gears, Output, Second & Sixth
Qty 1
If the last 6 of your VIN are 596797 or lower
No date from Triumph yet
$228.86
On backorder Ask the parts desk
21
T1187817
Gear, Output, Sixth, 27/28
Qty 1
If the last 6 of your VIN are 596798 or higher
Triumph has stock
$119.69
Order-in Ask the parts desk
22
T1187812
Gear Assy, Output, Second
Qty 1
If the last 6 of your VIN are 596798 or higher
Triumph has stock
$116.17
Order-in Ask the parts desk
23
T1187700
Output Shaft
Qty 1
No date from Triumph yet
$387.29
On backorder Ask the parts desk
24
T3800132
Bearing, 30 x 62 x 16, DGB
Qty 1
No date from Triumph yet
$110.89
On backorder Ask the parts desk
25
T3800300
Snap Ring, Ext, 62 x 1.7
Qty 1
Triumph has stock
$3.32
Order-in Ask the parts desk
26
T3600112
Oil seal
Qty 1
Triumph has stock
$10.49
Order-in Ask the parts desk
27
T1181191
Distance Sleeve
Qty 1
Low stock at Triumph
$3.81
Order-in Ask the parts desk
28
T1180177
Sprocket Gearbox, 18 T
Qty 1
Triumph has stock
$34.05
Order-in Ask the parts desk
29
T1180181
Washer, Gearbox Sprocket
Qty 1
Triumph has stock
$7.00
Order-in Ask the parts desk
30
T1180175
Nut, Gearbox Sprocket
Qty 1
Triumph has stock
$5.15
Order-in Ask the parts desk
31
T3800101
Bearing, Needle
Qty 1
Triumph has stock
$17.45
Order-in Ask the parts desk
32
T3555016
Thrust Washer, 25 x 35 x 1.0
Qty 1
Triumph has stock
$4.56
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.