Nut, Flanged Domed, M8
T3350700 · Genuine Triumph
Triumph has stock
Listed for these motorcycles
America
2002–2016
Speedmaster 865
Choose your year
Thunderbird 1600 & 1700
Choose your year
Rocket III
2005–2018
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
Auxillary Lamps Kit
America · LIGHTING · callout 11 · qty 2
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Auxillary Lamps Kit
Speedmaster · LIGHTING · callout 10 · qty 2
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Fog Lamps
Thunderbird 1600 & 1700 · LIGHTING · callout 11 · qty 2
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Auxiliary Lamps (US)
Thunderbird 1600 & 1700 · LIGHTING · callout 11 · qty 2
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Auxiliary Lamps (US)
Thunderbird 1600 & 1700 · LIGHTING · callout 11 · qty 2
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Auxiliary Lamps Kit
Rocket III · CHROME & CARBON · callout 12 · qty 2
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Fog Lamps Kit
Rocket III · CHROME & CARBON · callout 12 · qty 2
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Short Passenger Backrest & Luggage Rack
Rocket III · LUGGAGE · callout 13 · qty 4
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Passenger Backrest, Q/R, Passenger, Kit
Rocket III · SEATS · callout 11 · qty 4
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Tall Passenger Backrest & Luggage Rack
Rocket III · LUGGAGE · callout 13 · qty 4
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Front End Fixing Kit
Rocket III · SCREENS · callout 8 · qty 4
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Exhaust System - Rocket III Roadster only
Rocket III · Fuel Tank, Eng. Management & Exhaust Systems. · callout 7 · qty 6
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Exhaust System - Rocket III only
Rocket III · Fuel Tank, Eng. Management & Exhaust Systems. · callout 2 · qty 6
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Exhaust System - Rocket III Classic only (inc. Special Edition)
Rocket III · Fuel Tank, Eng. Management & Exhaust Systems. · callout 2 · qty 6
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Exhaust System
Rocket III · Fuel & Exhaust Systems · callout 8 · qty 6
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Rear Mudguard 574821 >
Rocket III · Frame, Footrests, Mudguards & Stands · callout 21 · qty 4
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Fog Lamps - 574821 > US, CA & BR Only
Rocket III · Electrical System · callout 5 · qty 2
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Flyscreen - Rocket X Only
Rocket III · Bodywork, Bodywork Fixings & Decals · callout 7 · qty 4
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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