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Engine Covers

Triumph Thunderbird & Thunderbird Sport · Crankcase, Engine Covers, Lubrication System · 26 parts · 1 on the shelf in Brea

Exploded parts diagram — Engine Covers, Triumph Thunderbird & Thunderbird Sport

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

Motorcycles this catalogue covers

Thunderbird & Thunderbird Sport
1999

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

Every part on this diagram

1
T1260163
Sprocket cover
Qty 1
Painted
No date from Triumph yet
$135.51
On backorder Ask the parts desk
2
T1260759
Gasket, Sprocket Cover
Qty 1
Triumph has stock
$9.32
Order-in Ask the parts desk
3
T3000101
Dowel, Hollow, 8 x 14
Qty 4
Triumph has stock
$3.61
Order-in Ask the parts desk
4
T3203040
Bolt, RHHF Domed, M6 x 40
Qty 6
M6 x 40mm
Triumph has stock
$1.60
Order-in Ask the parts desk
5
T3203050
Bolt, Domed, S/S, M6 x 50
Qty 1
M6 x 50mm
Triumph has stock
$6.24
Order-in Ask the parts desk
6
3800041-T0301
Bearing, Gearbox Lever
Qty 1
Triumph has stock
$12.60
Order-in Ask the parts desk
7
T3600008
Oil Seal
Qty 1
Low stock at Triumph
$11.14
Order-in Ask the parts desk
8
T1260717
Cover lh
Qty 1
Painted
Triumph has stock
$205.97
Order-in Ask the parts desk
9
T1260840
Pad
Qty 1
* PART NO LONGER AVAILABLE *
No longer supplied by Triumph
$5.38
Not on our shelf Ask the parts desk
10
T1260835
Plate
Qty 1
Triumph has stock
$10.57
Order-in Ask the parts desk
11
T3330627
Screw, Pan/HD, TPT, Tx, M5 x 12
Qty 3
No date from Triumph yet
$0.90
On backorder Ask the parts desk
12
T3600240
Seal, oil, 14.5 28.4 6.5
Qty 1
Triumph has stock
$45.75
Order-in Ask the parts desk
13
T1260831
Fitting
Qty 1
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
14
T1260757
Gasket, LH Crank Cover
Qty 1
Triumph has stock
$5.13
Order-in Ask the parts desk
15
T3202030
Bolt, RHHF, Domed, M6 x 20
Qty 8
M6 x 30mm
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
16
T1260779
Clutch cover
Qty 1
Painted
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
17
1260380-T0301
Pad
Qty 1
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
18
1260390-T0301
Plate
Qty 1
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
19
T3331040
Screw, TPT, Pan/Hd, M6 x 12, Slv
Qty 5
Triumph has stock
$2.20
Order-in Ask the parts desk
20
T1260206
Gasket, Clutch Cover
Qty 1
Triumph has stock
$11.84
Order-in Ask the parts desk
21
T3203025
Bolt, RHHF, Domed, M6 x 25, S/S
Qty 12
Triumph has stock
$1.95
Order-in Ask the parts desk
22
T1261488
Oil Filler Plug, Chromed
Qty 1
Chrome
Low stock at Triumph
$28.07
Order-in Ask the parts desk
23
T3600028
O Ring, Filler Cap
Qty 1
Triumph has stock
$1.30
Order-in Ask the parts desk
24
T1260738
Cover rh
Qty 1
Painted
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
25
T1260758
Gasket, RH Crank Cover
Qty 1
Triumph has stock
$11.29
Order-in Ask the parts desk
26
T3205066
Bolt, HHF, Lghtd, M6 x 20, Slv
Qty 8
$4.21
In stock in Brea 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.