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Full Gasket Kit

Triumph Speed Twin 1200 · Service Tools, Literature & Touch-Up Paint · 44 parts · 18 on the shelf in Brea

Exploded parts diagram — Full Gasket Kit, Triumph Speed Twin 1200

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

Motorcycles this catalogue covers

Speed Twin 1200

Speed Twin 1200 RS

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

Every part on this diagram

1

Gasket Kit, Full

Qty 1

SECTION:

Triumph has stock

$580.02

Order-in Ask the parts desk

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Gasket, Cylinder Head, 97.6

Qty 1

Cylinder Head

Triumph has stock

$123.65

Order-in Ask the parts desk

—

Oil Seal, Valve Stem, 5mm

Qty 8

Cylinder Head

$9.87

In stock in Brea Ask the parts desk

—

O Ring, ID 23.7 x 2.9

Qty 1

Camshaft & Cam Drive

$2.76

In stock in Brea Ask the parts desk

—

O Ring, 18.8 x Dia 1.9

Qty 1

Camshaft & Cam Drive

$1.36

In stock in Brea Ask the parts desk

—

O Ring, ID 19 x 3

Qty 2

Balancer

Triumph has stock

$11.68

Order-in Ask the parts desk

—

Qty 2

Balancer

$3.49

In stock in Brea Ask the parts desk

—

O Ring, ID 9.8 x 3

Qty 4

Balancer

Triumph has stock

$2.49

Order-in Ask the parts desk

—

Washer, C, Clutch

Qty 1

Clutch

$10.84

In stock in Brea Ask the parts desk

—

Tab Washer, Sprocket

Qty 1

Transmission

Triumph has stock

$25.81

Order-in Ask the parts desk

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Seal, Oil 35 x 62 x 5

Qty 1

Transmission

Triumph has stock

$22.78

Order-in Ask the parts desk

—

Qty 1

Crankcase

Triumph’s Sep 4, 2026 date has passed, we’ll confirm

$27.37

On backorder Ask the parts desk

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O Ring, 7.6 x 2.4

Qty 2

Crankcase

Triumph has stock

$1.86

Order-in Ask the parts desk

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O Ring, ID 7, 52 x 3, 53

Qty 1

Crankcase

Triumph has stock

$5.02

Order-in Ask the parts desk

—

Gasket, Breather

Qty 1

Crankcase

Low stock at Triumph

$4.21

Order-in Ask the parts desk

—

O Ring, Filler Cap

Qty 1

Crankcase

Triumph has stock

$1.30

Order-in Ask the parts desk

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Washer, CU, OD16.0, ID8.4, 1.0

Qty 1

Crankcase

Triumph has stock

$2.20

Order-in Ask the parts desk

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O Ring, 23.47 x 2.62

Qty 1

Crankcase

No date from Triumph yet

$3.00

On backorder Ask the parts desk

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Seal, Cam Cover, Screw, Twin Lip

Qty 4

Cam Cover

$5.39

In stock in Brea Ask the parts desk

—

Seal, Cam Cover, SAI

Qty 1

Cam Cover

$27.60

In stock in Brea Ask the parts desk

—

Gasket, Alternator Cover

Qty 1

Engine Covers

$12.71

In stock in Brea Ask the parts desk

—

Gasket, Clutch Cover

Qty 1

Engine Covers

$15.21

In stock in Brea Ask the parts desk

—

Seal, Oil, 14 x 22 x 4.5

Qty 1

Engine Covers

$5.92

In stock in Brea Ask the parts desk

—

Qty 1

Engine Covers

$2.09

In stock in Brea Ask the parts desk

—

Qty 1

Sump

Triumph has stock

$11.69

Order-in Ask the parts desk

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Washer, Sealing, 14.4 x 23 x 3

Qty 1

Sump - Part only available as multipack, T3551092

$1.86

In stock in Brea Ask the parts desk

—

Seal, Oil, Strainer

Qty 1

Lubrication

Triumph has stock

$7.14

Order-in Ask the parts desk

—

O Ring, ID 5.6 x 2.3

Qty 4

Lubrication

$4.91

In stock in Brea Ask the parts desk

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O Ring, 6.1 x 1.6

Qty 2

Lubrication

Triumph has stock

$2.73

Order-in Ask the parts desk

—

Qty 2

Lubrication

Triumph has stock

$6.61

Order-in Ask the parts desk

—

Washer, Cu, OD 16 x ID 10.2/

Qty 1

Lubrication

Triumph has stock

$0.83

Order-in Ask the parts desk

—

O Ring, 23.7 x 2

Qty 1

Lubrication

Triumph has stock

$1.30

Order-in Ask the parts desk

—

O Ring, 12.6 ID x 2.4

Qty 1

Lubrication

Triumph has stock

$3.14

Order-in Ask the parts desk

—

O Ring, Injector, Lower

Qty 2

Throttle Bodies

Triumph has stock

$5.02

Order-in Ask the parts desk

—

Gasket, Exhaust Header

Qty 2

Exhaust

$14.75

In stock in Brea Ask the parts desk

—

Gasket, Exhaust

Qty 4

Exhaust

$12.71

In stock in Brea Ask the parts desk

—

Gasket, Exhaust, ID25.3, OD31.8

Qty 2

Exhaust

Triumph has stock

$21.89

Order-in Ask the parts desk

—

Seal, Thermostat

Qty 1

Cooling

$6.61

In stock in Brea Ask the parts desk

—

Sealing Ring, Coolant Manifold

Qty 1

Cooling

Triumph has stock

$13.58

Order-in Ask the parts desk

—

O Ring, ID 21.5 x 3

Qty 4

Cooling

$3.14

In stock in Brea Ask the parts desk

—

Grommet, 13 x 3 x 10

Qty 3

Cooling

Triumph has stock

$1.77

Order-in Ask the parts desk

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Washer, Cu, OD 16 x ID 12.5

Qty 1

Ignition System

Low stock at Triumph

$4.70

Order-in Ask the parts desk

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O Ring, ID 26.65 x Dia 2.62

Qty 2

Ignition System

$1.40

In stock in Brea Ask the parts desk

—

Qty 1

Starter Motor

Triumph’s Sep 4, 2026 date has passed, we’ll confirm

$3.14

On backorder 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.