Washer, SS, M8x17
A9910039 · Genuine Triumph
No longer supplied by Triumph
Listed for these motorcycles
Tiger 1050 & Tiger Sport 1050
2001–2021
Street Triple 675
Choose your year
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
Slip - on Silencer, Arrow
Tiger · SILENCERS · callout 17
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Arrow Silencer
Tiger · SILENCERS · callout 17
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Exhaust System, Arrow 3:1
Street Triple up to BF1182 · SILENCERS · callout 14 · qty 2
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Slip On Silencers, Arrow, Pair
Street Triple up to BF1182 · SILENCERS · callout 11 · qty 2
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Exhaust System, Arrow 3:1
Street Triple up to BF1182 · SILENCERS & PERFORMANCE KITS · callout 14 · qty 2
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Slip On Silencers, Arrow, Pair
Street Triple up to BF1182 · SILENCERS & PERFORMANCE KITS · callout 11 · qty 2
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Arrow Slip-on Mufflers
Speed Triple · SILENCERS · callout 11
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Arrow Slip-on Mufflers
Speed Triple · SILENCERS · callout 11
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Grab Rail Kit
Speed Triple · Accessories & Equipment · callout 7 · qty 4
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