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Cooling System

Triumph Bonneville · Cooling System · 16 parts

Exploded parts diagram — Cooling System, 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
T1210228
Oil Cooler, 13 Row
Qty 1
Triumph has stock
$730.56
Order-in Ask the parts desk
2
T2101352
Pipe feed
Qty 1
If your engine number is 134325 or lower
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
2
T2101685
Kit, Oil Feed/Return
Qty 1
If your engine number is 134326 or higher
Triumph has stock
$234.10
Order-in Ask the parts desk
3
T2101353
Pipe return
Qty 1
If your engine number is 131622 or lower
Triumph has stock
$103.83
Order-in Ask the parts desk
3
T2101480
Pipe return
Qty 1
If your engine number is 131623 or higher
Triumph’s Aug 7, 2026 date has passed, we’ll confirm
$94.76
On backorder Ask the parts desk
4
T3330231
Screw, Lge Skt Hd, M6 X 1 X 25
Qty 3
If the last 6 of your VIN are 146080 or lower
Triumph has stock
$12.51
Order-in Ask the parts desk
4
T3203025
Bolt, RHHF, Domed, M6 x 25, S/S
Qty 3
If the last 6 of your VIN are 146081 or higher
Triumph has stock
$1.95
Order-in Ask the parts desk
5
T3010702
Flanged Sleeve, 6.4 x 10 x 8.5
Qty 3
Triumph has stock
$5.35
Order-in Ask the parts desk
6
T3021100
Grommet, Dia 13 x 1.8
Qty 3
Triumph has stock
$2.64
Order-in Ask the parts desk
7
T3550905
Washer, M18 x 21.9 OD, Copper
Qty 6
Triumph has stock
$2.29
Order-in Ask the parts desk
8
T2100227
Banjo Bolt, M18 x 31
Qty 3
If your engine number is 131622 or lower
Triumph has stock
$12.34
Order-in Ask the parts desk
8
T2100227
Banjo Bolt, M18 x 31
Qty 2
If your engine number is 131623 or higher
Triumph has stock
$12.34
Order-in Ask the parts desk
9
T3550547
Washer, Cu, OD19 x ID14.2
Qty 4
Triumph has stock
$4.00
Order-in Ask the parts desk
10
T1210241
Banjo Bolt, M14 x 28
Qty 2
Triumph has stock
$12.20
Order-in Ask the parts desk
11
T2101600
Adaptor, Male
Qty 1
If your engine number is 131623 or higher
Triumph has stock
$11.69
Order-in Ask the parts desk
12
T2101380
O Ring
Qty 1
If your engine number is 131623 or higher
Triumph has stock
$3.81
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.