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Sealing Washer, M10

3550020-T0301 · Genuine Triumph

No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk

Listed for these motorcycles

Legend TT
Choose your year
Trident 750/900
Choose your year
Trophy
1997–1999
Thunderbird & Thunderbird Sport
1999
Tiger 1050 & Tiger Sport 1050
2001–2021
Adventurer
Choose your year
Sprint
1996–2011
Daytona 955i / T595
1998–2006
Speed Triple 955i & 1050
Choose your year

Listed in Triumph’s parts catalogue for these motorcycles. Fitment is Triumph’s data, not a guarantee from us — add your motorcycle above and we check it against your frame number where Triumph splits the part.

Where it sits on the bike

Gear Selector Drum
Legend TT · Clutch & Transmission incl. Gearchange Mechanism · callout 24
View diagram →
Cooling System
Legend TT · Cooling System · callout 65
View diagram →
Gear Selector Drum
Trident 750/900 · Clutch & Transmission incl. Gearchange Mechanism · callout 24
View diagram →
Cooling System
Trident 750/900 · Cooling System · callout 18
View diagram →
Gear Selector Drum
Trophy · Clutch & Transmission incl. Gearchange Mechanism · callout 24
View diagram →
Gear Selector Drum
Trophy · Clutch & Transmission incl. Gearchange Mechanism · callout 25
View diagram →
Cooling System 4 Cylinder
Trophy · Cooling System · callout 18
View diagram →
Cooling System 4 Cylinder Engines
Trophy · Cooling System · callout 18
View diagram →
Cooling System 3 Cylinder
Trophy · Cooling System · callout 18
View diagram →
Cooling System 3 Cylinder Engines
Trophy · Cooling System · callout 18
View diagram →
Gear Selector Drum
Thunderbird & Thunderbird Sport · Clutch & Transmission incl. Gearchange Mechanism · callout 24
View diagram →
Gear Selector Drum
Thunderbird & Thunderbird Sport · Clutch & Transmission incl. Gearchange Mechanism · callout 24
View diagram →
Cooling System
Thunderbird & Thunderbird Sport · Cooling System · callout 63
View diagram →
Cooling System
Thunderbird & Thunderbird Sport · Cooling System · callout 63
View diagram →
Gear Selector Drum
Tiger · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum - Eng No 563847 >
Tiger · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum - Eng No 340170 > Eng No 563846
Tiger · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum
Tiger · Clutch & Transmission incl. Gearchange Mechanism · callout 20
View diagram →
Gear Selector Drum > Eng No 340169
Tiger · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum
Tiger · Clutch & Transmission incl. Gearchange Mechanism · callout 20
View diagram →
Gear Selector Drum
Tiger · Clutch & Transmission incl. Gearchange Mechanism · callout 24
View diagram →
Gear Selector Drum
Tiger · Clutch & Transmission incl. Gearchange Mechanism · callout 25
View diagram →
Cooling System
Tiger · Cooling System · callout 18
View diagram →
Gear Selector Drum
Adventurer · Clutch & Transmission incl. Gearchange Mechanism · callout 24
View diagram →
Gear Selector Drum
Adventurer · Clutch & Transmission incl. Gearchange Mechanism · callout 24
View diagram →
Cooling System
Adventurer · Cooling System · callout 63
View diagram →
Cooling System
Adventurer · Cooling System · callout 63
View diagram →
Gear Selector Drum
Sprint · Clutch & Transmission incl. Gearchange Mechanism · callout 24
View diagram →
Gear Selector Drum
Sprint · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum > Eng No 340169
Sprint · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum - Eng No 340170 >
Sprint · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum
Sprint · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum
Sprint · Clutch & Transmission incl. Gearchange Mechanism · callout 25
View diagram →
Gear Selector Drum
Sprint · Clutch & Transmission incl. Gearchange Mechanism · callout 25
View diagram →
Gear Selector Drum > Eng No 563846
Sprint · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum Eng No 563847 >
Sprint · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Indicators
Sprint · Electrical System · callout 12 · qty 2
View diagram →
Cooling System
Sprint · Cooling System · callout 18
View diagram →
Gear Change Mechanism 87317 »
Daytona · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum
Daytona · Clutch & Transmission incl. Gearchange Mechanism · callout 24
View diagram →
Gear Selector Drum
Daytona · Clutch & Transmission incl. Gearchange Mechanism · callout 24
View diagram →
Gear Selector Drum
Daytona · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Cooling System 4 Cylinder
Daytona · Cooling System · callout 18
View diagram →
Cooling System 4 Cylinder
Daytona · Cooling System · callout 18
View diagram →
Cooling System 3 Cylinder
Daytona · Cooling System · callout 18
View diagram →
Cooling System 3 Cylinder
Daytona · Cooling System · callout 18
View diagram →
Gear Selector Drum
Speed Triple · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum > Eng No 340169
Speed Triple · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Change Mechanism 87317 »
Speed Triple · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum
Speed Triple · Clutch & Transmission incl. Gearchange Mechanism · callout 25
View diagram →
Gear Selector Drum - Eng No 340170 >
Speed Triple · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum
Speed Triple · Clutch & Transmission incl. Gearchange Mechanism · callout 24
View diagram →
Gear Selector Drum > Eng 563846
Speed Triple · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum > Eng 563846
Speed Triple · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum - Eng No 563847 >
Speed Triple · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Gear Selector Drum - Eng No 563847 >
Speed Triple · Clutch & Transmission incl. Gearchange Mechanism · callout 12
View diagram →
Indicators
Speed Triple · Electrical System · callout 9 · qty 2
View diagram →
Cooling System
Speed Triple · Cooling System · callout 18
View diagram →

Prices and availability are a dated snapshot, not a reservation — Triumph supply is read from Triumph’s catalogue and our shelf count is read from our own system. Both move. Triumph supply checked Aug 5, 2026 · Brea shelf Aug 18, 2026. Shipping and tax are calculated at checkout.

Genuine Triumph parts from Southern California Motorcycles, 515 W Lambert Rd, Brea, CA 92821 · 714-256-6700