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Front Forks & Lower Yoke Assy

Triumph Trident 660cc · Front Suspension & Steering incl. Clutch Controls · 32 parts

Exploded parts diagram — Front Forks & Lower Yoke Assy, Triumph Trident 660cc

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

Triumph lists this drawing for the Trident 660, Trident 660 Triple Tribute, VIN CB1389 and lower. 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

Trident 660
2021–2026

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

Every part on this diagram

1
T2042543
Fork Leg Assembly, RH
Qty 1
$822.81
Available
2
T2042542
Fork Leg Assembly, LH
Qty 1
Backordered at Triumph · no date yet
$822.81
On backorder Ask the parts desk
3
T2043815
RH Slide Pipe, P/Comp
Qty 1
$553.37
Available
4
T2043811
LH Slide Pipe, P/Comp
Qty 1
$553.37
Available
5
T2043813
Spring
Qty 2
$89.92
Available
6
T2043816
Damper Comp
Qty 1
Backordered at Triumph · no date yet
$565.02
On backorder Ask the parts desk
7
T2049866
Dust Seal
Qty 2
$19.44
Available
8
T2046248
Stop Ring
Qty 2
Low stock at Triumph
$6.33
Limited availability
9
T2049868
Oil Seal
Qty 2
$19.93
Available
10
T2049869
Seal Spacer
Qty 2
Backordered at Triumph · we’ll confirm the ship date after you order
$5.54
On backorder
11
T2049870
Guide Bush
Qty 2
Low stock at Triumph
$13.79
Limited availability
12
T2049884
Spg Joint
Qty 1
$3.71
Available
13
T2043817
Spg Collar
Qty 1
Backordered at Triumph · no date yet
$34.25
On backorder Ask the parts desk
14
T2049872
Slide Bush
Qty 2
$14.64
Available
15
T2043812
Outer Tube
Qty 2
Backordered at Triumph · expected Dec 25
$496.05
On backorder
16
T2048139
Spg Seat Stopper
Qty 1
* Part No Longer Available *
No longer supplied by Triumph
No longer available
Not on our shelf No longer availableAsk the parts desk
17
T2049894
Hexagon Nut
Qty 1
Backordered at Triumph · no date yet
$12.45
On backorder Ask the parts desk
18
T2049875
Fork Bolt P/Comp
Qty 2
Backordered at Triumph · we’ll confirm the ship date after you order
$53.69
On backorder
19
T2049874
O Ring
Qty 2
$3.81
Available
20
T2043814
Joint, Rod Comp
Qty 1
Backordered at Triumph · no date yet
$83.46
On backorder Ask the parts desk
21
T2046164
Capscrew, Oil Lock
Qty 1
$8.43
Available Order through the parts desk
22
T2042907
Sealing washer
Qty 1
$1.99
Available
23
T2046146
Hex Socket Bolt
Qty 2
$5.02
Available
24
T2048754
Label
Qty 2
Not Illustrated
$2.06
Available
25
T2046199
Spares Kit, Lower Yoke Assy
Qty 1
Backordered at Triumph · expected Jan 8
$312.44
On backorder
26
T3050312
Screw, Skt, Cap, M8 x 30, S/S
Qty 4
$3.81
Available
27
T2040304
Locknut, M30
Qty 1
$19.08
Available
28
T2044183
Washer, Headstock
Qty 1
$7.68
Available
29
T2040301
Adjuster Nut, M30, Lower
Qty 1
Low stock at Triumph
$26.39
Limited availability
30
T2043869
Cover, Headstock Bearing, Black
Qty 1
Low stock at Triumph
$9.70
Limited availability
31
T3600234
Dust Seal, Dia 55
Qty 2
Low stock at Triumph
$7.72
Limited availability
32
T2700332
Reflector, Amber, Oval
Qty 2
$5.92
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.