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Emissions Control

If the last 6 of your VIN are 317246 or lower

Triumph Bonneville · Fuel & Exhaust Systems · 19 parts · 1 on the shelf in Brea

Exploded parts diagram — Emissions Control, 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
T1250070
Valve assembly
Qty 1
"PART NO LONGER AVAILABLE"
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
2
T1250151
Reed Valve
Qty 2
Low stock at Triumph
$55.43
Order-in Ask the parts desk
3
T1250030
Cover, Reed Valve, LH
Qty 1
LH
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$15.42
On backorder Ask the parts desk
4
T1250035
Cover, Reed Valve, RH
Qty 1
RH
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$15.42
On backorder Ask the parts desk
5
T1252500
RESTRICTOR,VACUUM LINE,SAI
Qty 1
Triumph has stock
$10.49
Order-in Ask the parts desk
6
T1250040
Screw, M5, Sai
Qty 4
Triumph has stock
$3.08
Order-in Ask the parts desk
7
T1250050
Pipe assembly
Qty 2
If your engine number is 142159 or lower
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
7
T1250045
Pipe assembly
Qty 2
If your engine number is 142160 or higher
No longer supplied by Triumph
$16.08
Not on our shelf Ask the parts desk
8
T1252550
Hose, Corrugated, ID 4.2 x 440
Qty 1
Triumph has stock
$25.75
Order-in Ask the parts desk
9
T3700083
Clip, Hose, Oetiker, Stepless
Qty 2
Triumph has stock
$6.68
Order-in Ask the parts desk
10
T1250100
Pipe assembly
Qty 2
If your engine number is 142159 or lower
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
10
T1250065
Pipe, ID 8mm, M12
Qty 2
If your engine number is 142160 or higher
No date from Triumph yet
$22.27
On backorder Ask the parts desk
11
T1251001
PIPE,FEED, SAI
Qty 1
** Part No Longer Available **
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
12
T1250060
Pipe, Air, ID 9.5mm
Qty 2
No date from Triumph yet
$10.71
On backorder Ask the parts desk
13
T3205063
Bolt, HHF, Lghtd, M6 x 16, Slv
Qty 2
Triumph has stock
$3.24
Order-in Ask the parts desk
14
T1250055
Seal
Qty 2
$14.38
In stock in Brea Ask the parts desk
15
T3700051
Hose Clip, Dia 18.1-20 x 8mm
Qty 4
No date from Triumph yet
$2.09
On backorder Ask the parts desk
16
T1250001
Washer
Qty 2
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
17
T2040811
Twin Clip, Brake Hose
Qty 1
Triumph has stock
$2.43
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.