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Swinging Arm

Triumph Speed Four · Rear Swinging Arm & Rear Suspension · 26 parts

Exploded parts diagram — Swinging Arm, Triumph Speed Four

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

Motorcycles this catalogue covers

Speed Four
Choose your year

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

Every part on this diagram

1
T2054005
Swinging arm assembly
Qty 1
Includes bearings etc - items 2, 4, 5, 12, 14, 18 & 19
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
2
T3600066
Oil Seal, 24 17 5
Qty 2
Triumph has stock
$7.90
Order-in Ask the parts desk
3
T2050019
Sleeve
Qty 1
Triumph has stock
$37.24
Order-in Ask the parts desk
4
T3800152
Needle bearing
Qty 1
Triumph has stock
$34.40
Order-in Ask the parts desk
5
T3350210
Threaded Insert, M6, Open Ended
Qty 2
Triumph has stock
$1.50
Order-in Ask the parts desk
6
T3700191
P Clip, ID 10mm
Qty 2
Triumph has stock
$3.00
Order-in Ask the parts desk
7
T3330334
Screw, Tx, Pan/Hd, M6 x 16, Slv
Qty 2
Low stock at Triumph
$2.43
Order-in Ask the parts desk
8
T3203204
Screw, H/Hd, M8 x 55, Slv
Qty 2
Triumph has stock
$2.17
Order-in Ask the parts desk
9
T3350303
Nut, M8, Silver
Qty 2
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$0.75
On backorder Ask the parts desk
10
T3330727
Screw, But/Hd, M6 x 20, Slv
Qty 2
Triumph has stock
$3.14
Order-in Ask the parts desk
11
T2054050
Spindle
Qty 1
Triumph has stock
$69.55
Order-in Ask the parts desk
12
T3600044
Oil Seal, 35 25 4
Qty 2
Triumph has stock
$9.67
Order-in Ask the parts desk
13
T2053188
Sleeve, Ground, 25 x 17 x 37
Qty 1
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$8.82
On backorder Ask the parts desk
14
T3800014
Roller bearing
Qty 1
Triumph has stock
$13.26
Order-in Ask the parts desk
15
T2058300
Rubbing Strip
Qty 1
No date from Triumph yet
$48.42
On backorder Ask the parts desk
16
T2057380
Grommet
Qty 1
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
17
T2054056
Spacer
Qty 1
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
18
T3800506
Bearing, Ball, 17 x 35 x 10
Qty 2
Triumph has stock
$17.86
Order-in Ask the parts desk
19
T3500204
Circlip, Int, 35 x 1.5
Qty 1
Triumph has stock
$0.90
Order-in Ask the parts desk
20
T2054063
Spacer, 25 x 17 x 8.5
Qty 1
Triumph has stock
$7.41
Order-in Ask the parts desk
21
T2054058
Collar
Qty 1
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
22
T2054059
Lock ring
Qty 1
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
23
T3555032
Washer, 17 x 30 x 3
Qty 1
Low stock at Triumph
$2.93
Order-in Ask the parts desk
24
T3350155
Locknut, Thin, M16
Qty 1
Triumph has stock
$8.71
Order-in Ask the parts desk
25
T2058069
Chainguard
Qty 1
No date from Triumph yet
$66.90
On backorder Ask the parts desk
26
T3900092
Label, Chain & Tyres
Qty 1
Triumph has stock
$5.27
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.