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Front Forks & Lower Yoke 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 · 42 parts · 3 on the shelf in Brea

Exploded parts diagram — Front Forks & Lower Yoke 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

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

Every part on this diagram

2

Stanchion Assembly, LH

Qty 1

If the last 6 of your VIN are 916368 or lower

Triumph has stock

$1140.98

Order-in Ask the parts desk

2

Stanchion Assembly, LH

Qty 1

If the last 6 of your VIN are 916369 or higher

No date from Triumph yet

$1188.28

On backorder Ask the parts desk

3

Stanchion Assembly, RH

Qty 1

If the last 6 of your VIN are 916368 or lower

Triumph has stock

$1140.98

Order-in Ask the parts desk

3

Stanchion Assembly, RH

Qty 1

If the last 6 of your VIN are 916369 or higher

Triumph’s Aug 14, 2026 date has passed, we’ll confirm

$1188.28

On backorder Ask the parts desk

4

Qty 2

Triumph has stock

$75.69

Order-in Ask the parts desk

5

O Ring, Fork Seal

Qty 2

Low stock at Triumph

$2.53

Order-in Ask the parts desk

6

Qty 2

Triumph has stock

$10.84

Order-in Ask the parts desk

7

Qty 2

If the last 6 of your VIN are 916368 or lower

Triumph has stock

$1.18

Order-in Ask the parts desk

7

Qty 2

If the last 6 of your VIN are 916369 or higher

Triumph has stock

$1.18

Order-in Ask the parts desk

8

Spring, Front Fork, Main

Qty 2

If the last 6 of your VIN are 916368 or lower

Triumph has stock

$89.79

Order-in Ask the parts desk

8

Spring, Front Fork, Main

Qty 2

If the last 6 of your VIN are 916369 or higher

Triumph has stock

$95.04

Order-in Ask the parts desk

10

Qty 2

If the last 6 of your VIN are 916368 or lower

No date from Triumph yet

$121.46

On backorder Ask the parts desk

10

Qty 2

If the last 6 of your VIN are 916369 or higher

No date from Triumph yet

$121.46

On backorder Ask the parts desk

11

Screw, Fork Gaiter Clip, M4

Qty 2

Triumph has stock

$3.32

Order-in Ask the parts desk

12

Fork Tube Inner

Qty 2

If the last 6 of your VIN are 916368 or lower

No date from Triumph yet

$299.25

On backorder Ask the parts desk

12

Fork Tube Inner

Qty 2

If the last 6 of your VIN are 916369 or higher

No date from Triumph yet

$299.25

On backorder Ask the parts desk

13

Clip, Gaiter, Front Forks

Qty 2

Triumph has stock

$3.32

Order-in Ask the parts desk

14

Qty 2

Availability unconfirmed

$37.07

Not on our shelf Ask the parts desk

15

Qty 2

Triumph has stock

$36.52

Order-in Ask the parts desk

16

Dust Seal, Fork

Qty 2

$16.95

In stock in Brea Ask the parts desk

17

Qty 2

Triumph has stock

$6.24

Order-in Ask the parts desk

18

Qty 2

$22.26

In stock in Brea Ask the parts desk

19

Qty 2

Low stock at Triumph

$12.51

Order-in Ask the parts desk

20

Qty 2

Triumph’s Aug 14, 2026 date has passed, we’ll confirm

$4.04

On backorder Ask the parts desk

21

Casting, Fork, RH

Qty 1

Triumph has stock

$545.70

Order-in Ask the parts desk

22

Washer, Sealing B

Qty 2

Triumph has stock

$1.05

Order-in Ask the parts desk

23

Capscrew, Oil Lock

Qty 2

Triumph has stock

$9.85

Order-in Ask the parts desk

24

Screw, Cap/Hd, M8 x 1.25 x 35, Slv

Qty 1

$4.39

In stock in Brea Ask the parts desk

25

Casting, Fork, LH

Qty 1

Triumph has stock

$545.70

Order-in Ask the parts desk

26

Kit, Lower Yoke Assy

Qty 1

If the last 6 of your VIN are 837466 or lower

Triumph has stock

$501.70

Order-in Ask the parts desk

26

Lower Yoke Assembly

Qty 1

If the last 6 of your VIN are 837467 or higher

No date from Triumph yet

$473.26

On backorder Ask the parts desk

27

Seal, Dust, Dia 55

Qty 1

Triumph has stock

$7.72

Order-in Ask the parts desk

28

Bearing, Sac, 55 x 30 x 17

Qty 1

Triumph has stock

$31.43

Order-in Ask the parts desk

29

Capscrew, M10 x 30, S/S

Qty 2

Triumph has stock

$7.49

Order-in Ask the parts desk

30

Qty 1

Triumph has stock

$31.43

Order-in Ask the parts desk

31

Dust Seal, Dia 55

Qty 1

Triumph has stock

$7.72

Order-in Ask the parts desk

32

Cover, Headstock Bearing

Qty 1

No date from Triumph yet

$10.10

On backorder Ask the parts desk

33

Adjuster Nut, M30, Lower

Qty 1

Triumph has stock

$26.39

Order-in Ask the parts desk

34

Washer, Headstock

Qty 1

Triumph has stock

$7.68

Order-in Ask the parts desk

35

Qty 1

Triumph has stock

$19.08

Order-in Ask the parts desk

36

Qty 1

Triumph has stock

$1.30

Order-in Ask the parts desk

37

Reflector, Amber, Oval

Qty 2

All Markets Except BR & TH

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.