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Engine Management System

Triumph Street Twin & Speed Twin 900 · Electrical System · 20 parts · 3 on the shelf in Brea

Exploded parts diagram — Engine Management System, Triumph Street Twin & Speed Twin 900

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

Motorcycles this catalogue covers

Speed Twin 900
2021–2025
Street Twin
2016–2022

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

Every part on this diagram

1
T1293275
ECU Base
Qty 1
Triumph’s Aug 21, 2026 date has passed, we’ll confirm
$1068.86
On backorder Ask the parts desk
2
T1290745
Spark Plug, M10 x 26.5, Hex 14
Qty 2
$9.83
In stock in Brea Ask the parts desk
3
T1290755
Hose, Map Sensor
Qty 1
Triumph’s Aug 28, 2026 date has passed, we’ll confirm
$3.81
On backorder Ask the parts desk
4
T1290975
Air Pressure Sensor
Qty 2
Triumph has stock
$133.79
Order-in Ask the parts desk
5
T3331260
Screw, Thread Forming, 5 x 20
Qty 1
Low stock at Triumph
$9.58
Order-in Ask the parts desk
6
T3350129
Nut, Captive, M5
Qty 5
Low stock at Triumph
$3.14
Order-in Ask the parts desk
8
T1294120
Ignition Coil
Qty 1
Triumph’s Aug 7, 2026 date has passed, we’ll confirm
$149.73
On backorder Ask the parts desk
9
T1294135
Ignition Coil, Long
Qty 1
No date from Triumph yet
$180.55
On backorder Ask the parts desk
10
T3330648
Screw, Pan/Hd, Tx, M5 x 20, Slv
Qty 5
Triumph has stock
$2.43
Order-in Ask the parts desk
11
T1290990
Cap, Spark Plug
Qty 2
Includes Seal T1290882
Triumph has stock
$16.19
Order-in Ask the parts desk
12
T1294225
Sensor, Water Temperature
Qty 1
Triumph has stock
$49.44
Order-in Ask the parts desk
13
T3550571
Washer, Cu, OD 16 x ID 12.5
Qty 1
Low stock at Triumph
$4.70
Order-in Ask the parts desk
14
T2204258
Oxygen Sensor, PT, M12, 250mm
Qty 3
x 2 All Markets - x 1 - AR EF,GP,GR,HK,IN,JP,KR,TW,UK,XA,ZA
Triumph has stock
$208.52
Order-in Ask the parts desk
15
T1290088
Sensor, Air Temperature
Qty 1
Triumph has stock
$59.95
Order-in Ask the parts desk
16
T3332464
Screw, S/Tap, Tx, 5 x 25
Qty 1
Triumph has stock
$2.01
Order-in Ask the parts desk
17
T1295678
Gear Position Sensor
Qty 1
Triumph has stock
$110.89
Order-in Ask the parts desk
18
T3205066
Bolt, HHF, Lghtd, M6 x 20, Slv
Qty 2
$4.21
In stock in Brea Ask the parts desk
19
T3600267
O Ring, ID 26.65 x Dia 2.62
Qty 2
$1.40
In stock in Brea Ask the parts desk
20
T1290882
Seal, Spark Plug Cap
Qty 2
Triumph has stock
$6.16
Order-in Ask the parts desk
21
T1241890
Restrictor, Purge, Evap
Qty 1
Triumph has stock
$10.49
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.