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Starter & Alternator

Triumph Bonneville · Electrical System · 23 parts

Exploded parts diagram — Starter & Alternator, 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, Bonneville Black Engine, Bonneville T100, Bonneville T100 EFI, Bonneville T100 A1, Bonneville T100 A2, Bonneville T100 50th Anniv, Bonneville T100 A2 McQueen, Bonneville T100 Black A2, Bonneville T100 1960 A2, Bonneville T100 A2 110th, Bonneville EFI, Bonneville Black Engine EFI, Bonneville SE A1, Bonneville A1, Bonneville SE A2, Bonneville A2, Bonneville SE2 A2, Bonneville A3, Bonneville Newchurch, Bonneville T100 A3, Bonneville T100 Black A3, Bonneville T100 SE, Bonneville T214 SE, Bonneville T100 Spirit. 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
T1305501
Rotor, Alternator
Qty 1
$985.79
Available
2
T1305502
Stator, Alternator
Qty 1
Backordered at Triumph · expected Oct 30
$566.24
On backorder Order through the parts desk
3
T3330831
Bolt, Cap HD, M12x40
Qty 1
$6.68
Available
4
T3555002
Washer 13 x 30 x 6
Qty 1
Backordered at Triumph · we’ll confirm the ship date after you order
$3.88
On backorder Order through the parts desk
5
T1300895
Key, Woodruff
Qty 1
Backordered at Triumph · we’ll confirm the ship date after you order
$7.19
On backorder Order through the parts desk
6
T3051135
Screw, Cap/Hd, M6 x 30, Enc
Qty 3
$1.99
Available
7
T1300889
Kit, Regulator Rectifier
Qty 1
Low stock at Triumph
$422.46
Limited availability
8
T3205067
Bolt, HHF, Lghtd, M6 x 25, Slv
Qty 2
$2.27
Available
9
T1311115
Starter Motor
Qty 1
$1090.29
Available
10
T1310910
O ring
Qty 1
$5.54
Available
11
T3350003
Locknut, Flanged, M6 x 1
Qty 3
$1.99
Available
12
T3205075
Bolt, HHF, Lghtd, M6 x 65, Slv
Qty 2
$3.49
Available
13
T1310008
Starter Solenoid Assy
Qty 1
$67.75
Available
14
T1310024
Holder, Sub Assy, Starter
Qty 1
Low stock at Triumph
$73.93
Limited availability
15
T1310028
Brushing Insulation
Qty 1
$2.43
Available
16
T1310029
O Ring, Starter Motor
Qty 1
Backordered at Triumph · expected Oct 23
$2.09
On backorder
17
T1310030
Brushing Insulation
Qty 1
No longer supplied by Triumph
No longer available
Not on our shelf No longer availableAsk the parts desk
18
T1310031
Nut, Starter Motor
Qty 1
No longer supplied by Triumph
No longer available
Not on our shelf No longer availableAsk the parts desk
19
T1310032
Nut, Starter Motor
Qty 1
No longer supplied by Triumph
No longer available
Not on our shelf No longer availableAsk the parts desk
20
T1310033
Seal, Starter Motor
Qty 1
No longer supplied by Triumph
No longer available
Not on our shelf No longer availableAsk the parts desk
21
T1310035
Bearing, Starter Motor
Qty 1
$6.96
Available
22
T1310036
Bearing, Starter Motor
Qty 1
No longer supplied by Triumph
No longer available
Not on our shelf No longer availableAsk the parts desk
23
T1310037
Circlip, Starter Motor
Qty 1
Backordered at Triumph · we’ll confirm the ship date after you order
$1.99
On backorder Order through 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 Oct 15, 2026.