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Cylinder Head & Valve Drive

Triumph Tracker 400 · Cylinder Head, Valves, Pistons, Liners, Camshaft & Balancers · 72 parts

Exploded parts diagram — Cylinder Head & Valve Drive, Triumph Tracker 400

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

Motorcycles this catalogue covers

Tracker 400
2026–2027

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

Every part on this diagram

1
TA511009
Cylinder Head with Holder Cam
Qty 1
Low stock at Triumph
$531.20
Order-in Ask the parts desk
3
TA511023
Guide, Chain, Top
Qty 1
Triumph has stock
$5.38
Order-in Ask the parts desk
4
KAEG0645
Bolt, Flanged, M6 x 1
Qty 2
Triumph has stock
$0.53
Order-in Ask the parts desk
5
KAED0635
Bolt, Flanged, M6 x 1
Qty 6
Triumph has stock
$0.32
Order-in Ask the parts desk
6
LAC00267
Bolt Socket M10 x 1.25
Qty 4
No date from Triumph yet
$4.12
On backorder Ask the parts desk
7
LDA00008
Washer, Plain
Qty 4
Low stock at Triumph
$0.62
Order-in Ask the parts desk
8
LAC00138
Bolt, Socket, Step, M6 x 1
Qty 2
Low stock at Triumph
$3.98
Order-in Ask the parts desk
9
LDB00118
Washer, Plain
Qty 2
Low stock at Triumph
$0.43
Order-in Ask the parts desk
10
LBU00199
Screw, Socket, Step, M6 x 1
Qty 1
Triumph has stock
$8.12
Order-in Ask the parts desk
11
JP511073
Washer, Seal
Qty 1
No date from Triumph yet
$3.54
On backorder Ask the parts desk
12
JL601237
Thermostat
Qty 1
No date from Triumph yet
$33.65
On backorder Ask the parts desk
13
JL511029
Cover, Thermostat
Qty 1
Triumph has stock
$8.96
Order-in Ask the parts desk
14
KAEW0620
Bolt, Flanged, M6 x 1
Qty 3
Triumph has stock
$0.32
Order-in Ask the parts desk
15
JG541021
Nozzle Jet, Oil
Qty 4
No date from Triumph yet
$2.73
On backorder Ask the parts desk
16
TA511017
Gasket, Cylinder Head
Qty 1
Triumph has stock
$49.32
Order-in Ask the parts desk
17
39218106
Pin Dowel Dia 14
Qty 4
Triumph has stock
$0.96
Order-in Ask the parts desk
18
TA511051
Breather Outlet
Qty 1
Triumph has stock
$3.78
Order-in Ask the parts desk
20
KJAB1424
O Ring
Qty 1
Triumph has stock
$0.32
Order-in Ask the parts desk
21
DT511270
Valve, Exhaust
Qty 2
Triumph has stock
$30.40
Order-in Ask the parts desk
22
JY511221
Valve, Intake
Qty 2
Triumph has stock
$17.48
Order-in Ask the parts desk
23
JF511257
Seat, Spring, Valve
Qty 4
Triumph has stock
$3.45
Order-in Ask the parts desk
24
CB101009
Seat, Valve, Stem
Qty 4
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$3.88
On backorder Ask the parts desk
25
TA511238
Spring Valve
Qty 4
No date from Triumph yet
$5.58
On backorder Ask the parts desk
26
PD511208
Retainer, Spring Valve
Qty 4
Triumph has stock
$1.79
Order-in Ask the parts desk
27
36JY0029
Kit, Shim, 2.0mm
Qty 1
Triumph has stock
$4.18
Order-in Ask the parts desk
27
36JY0030
Kit, Shim, 2.04mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0031
Kit, Shim, 2.08mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0032
Kit, Shim, 2.12mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0033
Kit, Shim, 2.16mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0034
Kit, Shim, 2.20mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0035
Kit, Shim, 2.24mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0036
Kit, Shim, 2.28mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0056
Kit, Shim, 2.30mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0037
Kit, Shim, 2.32mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0057
Kit, Shim, 2.34mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0038
Kit, Shim, 2.36mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0058
Kit, Shim, 2.38mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0039
Kit, Shim, 2.40mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0059
Kit, Shim, 2.42mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0040
Kit, Shim, 2.44mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0060
Kit, Shim, 2.46mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0041
Kit, Shim, 2.48mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0061
Kit, Shim, 2.50mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0042
Kit, Shim, 2.52mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0062
Kit, Shim, 2.54mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0043
Kit, Shim, 2.56mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0063
Kit, Shim, 2.58mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0044
Kit, Shim, 2.60mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0064
Kit, Shim, 2.62mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0045
Kit, Shim, 2.64mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0046
Kit, Shim, 2.68mm
Qty 1
Low stock at Triumph
$4.26
Order-in Ask the parts desk
27
36JY0047
Kit, Shim, 2.72mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0048
Kit, Shim, 2.76mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0049
Kit, Shim, 2.80mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0050
Kit, Shim, 2.84mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0051
Kit, Shim, 2.88mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0052
Kit, Shim, 2.92mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0053
Kit, Shim, 2.96mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0054
Kit, Shim, 3.00mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
27
36JY0055
Kit, Shim, 3.04mm
Qty 1
Triumph has stock
$4.26
Order-in Ask the parts desk
28
TA581400
Intake Pipe
Qty 1
All except BR
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$34.77
On backorder Ask the parts desk
28
TA581404
Intake Pipe
Qty 1
BR only
Triumph’s Aug 7, 2026 date has passed, we’ll confirm
$30.68
On backorder Ask the parts desk
29
TA511217
Rocker Arm Decompression
Qty 1
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$43.01
On backorder Ask the parts desk
30
TA511236
Rocker Arm
Qty 3
Triumph has stock
$49.18
Order-in Ask the parts desk
31
TA511211
Shaft, Rocker Arm
Qty 2
Triumph has stock
$2.52
Order-in Ask the parts desk
32
LAC00169
Plug
Qty 2
Triumph has stock
$1.57
Order-in Ask the parts desk
33
39102121
O Ring
Qty 2
Triumph has stock
$0.29
Order-in Ask the parts desk
34
LBC00003
Screw, CSK, Cross, M6 x 1
Qty 3
Triumph has stock
$0.41
Order-in Ask the parts desk
35
JG511046
Bolt Stud, M8 x 1.25
Qty 2
Triumph has stock
$0.78
Order-in Ask the parts desk
36
CB101022
Cotter Valve
Qty 4
Triumph has stock
$0.32
Order-in Ask the parts desk
37
JY581404
O Ring, Intake Pipe
Qty 1
Triumph has stock
$3.04
Order-in Ask the parts desk
38
39260607
Pin Dowel Dia 4
Qty 1
Triumph has stock
$0.29
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.