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Front Forks & Lower Yoke

Triumph Bonneville · Front Suspension & Steering incl. Clutch Controls · 44 parts · 2 on the shelf in Brea

Exploded parts diagram — Front Forks & Lower Yoke, Triumph Bonneville

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

Triumph lists this drawing for the Bonneville T120, Bonneville T120 Diamond, Bonneville T120 Bud Ekins, Bonneville T120 Black, Bonneville T120 Ace, Bonneville T100, Bonneville T100 Bud Ekins, Bonneville T100 BLACK, Bonneville T120 Black DGR LE, Bonneville T120 Elvis Edition. Triumph builds more than one machine in this book and they do not all take the same parts. Tell us which one you ride →

Motorcycles this catalogue covers

Bonneville T100
2008–2026
Bonneville T120
2016–2026
Bonneville T120 Black
2020–2026
Bonneville T100 Black
2017–2020

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

Every part on this diagram

1
T2041320
Stanchion Assy, LH
Qty 1
If the last 6 of your VIN are 917021 or lower
$1153.04
Available
1
T2041801
Stanchion Assy, LH
Qty 1
If the last 6 of your VIN are 917022 or higher
$1153.04
Available
2
T2041321
Stanchion Assy, RH
Qty 1
If the last 6 of your VIN are 917021 or lower
$1188.28
Available
2
T2041802
Stanchion Assy, RH
Qty 1
If the last 6 of your VIN are 917022 or higher
$1153.04
Available
3
T2041701
Casting, Fork, LH
Qty 1
$536.92
Available
4
T2041707
Casting, Fork, RH
Qty 1
Backordered at Triumph · we’ll confirm the ship date after you order
$536.92
On backorder
5
T2047106
Guide, Bushing
Qty 2
$12.51
Available
6
T2047107
Ring, Back Up
Qty 2
$4.04
Available
7
T2044161
Oil Seal
Qty 2
$22.26
In stock in Brea
8
T2040248
Snap Ring
Qty 2
$6.24
Available
9
T2047109
Dust Seal, Fork
Qty 2
$16.95
Available
10
T2045311
Oil Lock
Qty 2
$36.52
Available
11
T2044069
Fork Gaiter
Qty 2
Availability unconfirmed
$37.07
Not on our shelf Availability to confirmAsk the parts desk
12
T2045157
Clip, Gaiter, Front Forks
Qty 2
$3.32
Available
13
T2040399
Screw, Fork Gaiter Clip, M4
Qty 2
$3.32
Available
14
T2046532
Fork Tube, Inner
Qty 2
If the last 6 of your VIN are 917021 or lower
$580.92
Available
14
T2046536
Fork Tube, Inner
Qty 2
If the last 6 of your VIN are 917022 or higher
Backordered at Triumph · we’ll confirm the ship date after you order
$580.92
On backorder
15
T2046071
Piston, Damper
Qty 2
If the last 6 of your VIN are 917021 or lower
Backordered at Triumph · no date yet
$121.46
On backorder Ask the parts desk
15
T2046061
Piston, Damper
Qty 2
If the last 6 of your VIN are 917022 or higher
Backordered at Triumph · no date yet
$121.46
On backorder Ask the parts desk
16
T2042633
Spring, Front Fork, Main
Qty 2
If the last 6 of your VIN are 917021 or lower
$95.04
Available
16
T2042623
Spring, Front Fork, Main
Qty 2
If the last 6 of your VIN are 917022 or higher
Backordered at Triumph · no date yet
$95.04
On backorder Ask the parts desk
17
T2047141
Washer
Qty 2
If the last 6 of your VIN are 917021 or lower
$1.99
Available
17
T2047151
Washer
Qty 2
If the last 6 of your VIN are 917022 or higher
$1.99
Available
18
T2041673
Spacer
Qty 2
$10.84
Available
19
T2047113
O Ring, Fork Seal
Qty 2
$2.53
Available
20
T2041156
Fork Cap
Qty 2
$75.69
Available
21
T2045046
Capscrew, Oil Lock
Qty 2
$9.85
Available
22
T2045045
Washer, Sealing B
Qty 2
$1.99
Available
23
T3050133
Capscrew
Qty 1
$4.21
Available
24
T2042309
Kit, Lower Yoke Assy
Qty 1
If the last 6 of your VIN are 837466 or lower
$501.70
Available
24
T2041488
Lower Yoke Assembly
Qty 1
If the last 6 of your VIN are 837467 or higher
$473.26
Available
25
T3600063
Seal, Dust, Dia 55
Qty 1
Low stock at Triumph
$7.72
Limited availability
26
T3800052
Bearing, Sac, 55 x 30 x 17
Qty 1
Backordered at Triumph · we’ll confirm the ship date after you order
$31.43
On backorder
27
T2048899
Capscrew, M10 x 30, SS, Enc
Qty 2
$7.49
Available
28
T3800091
Bearing, Sac
Qty 1
$31.43
In stock in Brea
29
T3600234
Dust Seal, Dia 55
Qty 1
Low stock at Triumph
$7.72
Limited availability
30
T2042138
Cover, Headstock Bearing
Qty 1
$10.10
Available
31
T2040301
Adjuster Nut, M30, Lower
Qty 1
Low stock at Triumph
$26.39
Limited availability
32
T2044183
Washer, Headstock
Qty 1
$7.68
Available
33
T2040304
Locknut, M30
Qty 1
$19.08
Available
34
T3450060
Cap
Qty 1
Low stock at Triumph
$1.99
Limited availability
35
T2700332
Reflector, Amber, Oval
Qty 2
All Mkts Excpt BR & TH
$5.92
Available
36
T3450675
Bung, Hole Dia 12, Black
Qty 2
If the last 6 of your VIN are 973470 or higher
Low stock at Triumph
$7.14
Limited availability
36
T3450134
Blanking Plug
Qty 2
If the last 6 of your VIN are 973469 or lower
$4.56
Available

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 Oct 15, 2026.