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Headlight Assembly

Triumph Bonneville · Electrical System · 29 parts

Exploded parts diagram — Headlight Assembly, Triumph Bonneville

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

Motorcycles this catalogue covers

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

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

Every part on this diagram

1
2700080-T0301
Screw csk head
Qty 1
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
2
T2700081
Screw, C'sunk, Phil, M5 x .08 x 16
Qty 2
Triumph has stock
$1.18
Order-in Ask the parts desk
3
T2701182
Bolt, Pan/Hd, Shld, M5 x 12, Slv
Qty 2
Triumph has stock
$5.92
Order-in Ask the parts desk
4
T2700493
Nut & Washer Assy, M5, Slv
Qty 2
Triumph has stock
$1.66
Order-in Ask the parts desk
5
T2700084
Nut, Square, M4
Qty 1
Triumph has stock
$3.49
Order-in Ask the parts desk
6
2700085-T0301
Washer
Qty 2
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$3.49
On backorder Ask the parts desk
7
T2700004
Rim, Headlight
Qty 1
Low stock at Triumph
$78.32
Order-in Ask the parts desk
8
T2701186
Screw, Pan/HD, M3 x 12
Qty 2
Triumph has stock
$1.05
Order-in Ask the parts desk
9
T2700418
Rim, Headlight Retainer
Qty 1
Triumph has stock
$78.32
Order-in Ask the parts desk
10
T2700722
Spring
Qty 1
Triumph has stock
$3.88
Order-in Ask the parts desk
11
T3551088
Washer, 4.25 x 8 x 0.8
Qty 1
Triumph has stock
$0.90
Order-in Ask the parts desk
12
2700012-T0301
Mounting ring
Qty 1
Triumph has stock
$75.69
Order-in Ask the parts desk
13
T2701458
Bracket, Headlight, LH
Qty 1
Low stock at Triumph
$75.69
Order-in Ask the parts desk
14
T2701459
Bracket, Headlight, RH
Qty 1
Triumph expects Sep 18, 2026
$75.69
On backorder Ask the parts desk
15
T3020351
Grommet, 56 x 0.75 x 52
Qty 1
Triumph has stock
$2.93
Order-in Ask the parts desk
16
T2700915
Bowl, Headlight, Chromed
Qty 1
N/A to Newchurch
Low stock at Triumph
$132.02
Order-in Ask the parts desk
16
T2702416
Bowl, Headlight, Pntd, Black
Qty 1
Newchurch Only
Triumph has stock
$132.02
Order-in Ask the parts desk
17
T2700461
Rubber insert
Qty 4
Low stock at Triumph
$6.24
Order-in Ask the parts desk
18
T3555033
Washer, 8.4 x 24 x 2
Qty 2
> 465269
Triumph has stock
$2.53
Order-in Ask the parts desk
18
T3555033
Washer, 8.4 x 24 x 2
Qty 1
If the last 6 of your VIN are 465270 or higher
Triumph has stock
$2.53
Order-in Ask the parts desk
19
T3205781
Bolt, HHF, Lghtd, M8 x 1.25 x 25, Slv
Qty 2
Triumph has stock
$1.50
Order-in Ask the parts desk
20
T2701011
Headlight Assy, RH
Qty 1
DE, SE, BR, IT, ES, PT, GR, FR, CH, NL, NO & TW
Triumph has stock
$268.77
Order-in Ask the parts desk
20
T2701009
Headlight Assy, Sym
Qty 1
US, CA & AR
Triumph has stock
$279.90
Order-in Ask the parts desk
21
T2700001
Bulb, H4 60/55W, 12V, Type 1, Clear
Qty 1
Triumph has stock
$16.38
Order-in Ask the parts desk
22
T2700938
Bulb, W5W, 5W, 12V, Clear
Qty 1
Triumph has stock
$3.98
Order-in Ask the parts desk
23
T2701017
Subharness, Headlight
Qty 1
Low stock at Triumph
$24.59
Order-in Ask the parts desk
24
T2700332
Reflector, Amber, Oval
Qty 2
Triumph has stock
$5.92
Order-in Ask the parts desk
25
T2701072
Spacer, OD 25, ID 8.5 x 5.5
Qty 1
Triumph has stock
$10.71
Order-in Ask the parts desk
26
T2700478
Protective Boot
Qty 1
Triumph has stock
$3.08
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.