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Front Forks & Lower Yokes All Expt BR & IN, BR & IN Only

Triumph lists this for more than one model — we will check it against your VIN

Triumph Street Twin & Speed Twin 900 · Front Suspension & Steering incl. Clutch Controls · 41 parts · 2 on the shelf in Brea

Exploded parts diagram — Front Forks & Lower Yokes All Expt BR & IN, BR & IN Only, Triumph Street Twin & Speed Twin 900

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

Motorcycles this catalogue covers

Speed Twin 900
2021–2025
Street Twin
2016–2022

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

Every part on this diagram

1
T2042366
Stanchion Assy, RH
Qty 1
Triumph has stock
$1194.84
Order-in Ask the parts desk
2
T2042367
Stanchion Assy, LH
Qty 1
Triumph has stock
$1194.84
Order-in Ask the parts desk
3
T2042603
Cap
Qty 2
Triumph has stock
$75.69
Order-in Ask the parts desk
4
T2047113
O Ring, Fork Seal
Qty 2
Low stock at Triumph
$2.53
Order-in Ask the parts desk
5
T2040072
Nut, Cap Assy
Qty 1
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$16.26
On backorder Ask the parts desk
6
T2041673
Spacer
Qty 2
Triumph has stock
$10.84
Order-in Ask the parts desk
7
T2047151
Washer
Qty 3
Triumph has stock
$1.18
Order-in Ask the parts desk
8
T2043721
Spring
Qty 2
Triumph has stock
$41.11
Order-in Ask the parts desk
11
T2043736
Cylinder Comp, RH
Qty 1
Triumph has stock
$327.52
Order-in Ask the parts desk
12
T2043726
Cylinder Comp, LH
Qty 1
Triumph has stock
$327.52
Order-in Ask the parts desk
13
T2043735
Tube Comp, Inner, RH
Qty 1
Triumph has stock
$299.25
Order-in Ask the parts desk
14
T2043725
Fork Tube, Inner
Qty 1
Triumph has stock
$299.25
Order-in Ask the parts desk
15
T2045157
Clip, Gaiter, Front Forks
Qty 2
Triumph has stock
$3.32
Order-in Ask the parts desk
16
T2040399
Screw, Fork Gaiter Clip, M4
Qty 2
Triumph has stock
$3.32
Order-in Ask the parts desk
17
T2044069
Fork Gaiter
Qty 2
Availability unconfirmed
$37.07
Not on our shelf Ask the parts desk
18
T2041670
Piece Comp, Oil Lock
Qty 1
Triumph has stock
$9.85
Order-in Ask the parts desk
19
T2045311
Oil Lock
Qty 1
Triumph has stock
$36.52
Order-in Ask the parts desk
20
T2047109
Dust Seal, Fork
Qty 2
$16.95
In stock in Brea Ask the parts desk
21
T2040248
Snap Ring
Qty 2
Triumph has stock
$6.24
Order-in Ask the parts desk
22
T2044161
Oil Seal
Qty 2
$22.26
In stock in Brea Ask the parts desk
23
T2047107
Ring, Back Up
Qty 2
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$4.04
On backorder Ask the parts desk
24
T2047106
Guide, Bushing
Qty 2
Low stock at Triumph
$12.51
Order-in Ask the parts desk
25
T2042718
Tube, Outer, RH
Qty 1
Triumph has stock
$645.89
Order-in Ask the parts desk
26
T2042684
Tube, Outer, LH
Qty 1
Triumph has stock
$645.89
Order-in Ask the parts desk
27
T2045045
Washer, Sealing B
Qty 2
Triumph has stock
$1.05
Order-in Ask the parts desk
28
T2045046
Capscrew, Oil Lock
Qty 2
Triumph has stock
$9.85
Order-in Ask the parts desk
29
T3050133
Capscrew
Qty 1
Triumph expects Sep 25, 2026
$4.21
On backorder Ask the parts desk
30
T2043741
Spacer, Front Fork
Qty 1
No date from Triumph yet
$19.82
On backorder Ask the parts desk
31
T2041488
Lower Yoke Assembly
Qty 1
No date from Triumph yet
$473.26
On backorder Ask the parts desk
32
T3600063
Seal, Dust, Dia 55
Qty 1
Triumph has stock
$7.72
Order-in Ask the parts desk
33
T3800052
Bearing, Sac, 55 x 30 x 17
Qty 1
Triumph has stock
$31.43
Order-in Ask the parts desk
34
T2047044
Capscrew, M10 x 30, S/S
Qty 2
Triumph has stock
$7.49
Order-in Ask the parts desk
35
T3800091
Bearing, Sac
Qty 1
Triumph has stock
$31.43
Order-in Ask the parts desk
36
T3600234
Dust Seal, Dia 55
Qty 1
Triumph has stock
$7.72
Order-in Ask the parts desk
37
T2042138
Cover, Headstock Bearing
Qty 1
No date from Triumph yet
$10.10
On backorder Ask the parts desk
38
T2040301
Adjuster Nut, M30, Lower
Qty 1
Triumph has stock
$26.39
Order-in Ask the parts desk
39
T2044183
Washer, Headstock
Qty 1
Triumph has stock
$7.68
Order-in Ask the parts desk
40
T2040304
Locknut, M30
Qty 1
Triumph has stock
$19.08
Order-in Ask the parts desk
41
T3450060
Cap
Qty 1
Triumph has stock
$1.30
Order-in Ask the parts desk
42
T3451270
Fir Tree, Black, 5 x 12
Qty 2
Triumph has stock
$4.91
Order-in Ask the parts desk
44
T2700332
Reflector, Amber, Oval
Qty 2
Triumph has stock
$5.92
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.