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Sprocket gearbox 17 teeth

T1180178 · Genuine Triumph

Triumph’s Aug 21, 2026 date has passed, we’ll confirm
$86.15
On backorder 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
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

Transmission » ENG NO 107968
Legend TT · Clutch & Transmission incl. Gearchange Mechanism · callout 30
View diagram →
Transmission ENG NO 107969 »
Legend TT · Clutch & Transmission incl. Gearchange Mechanism · callout 29
View diagram →
Transmission
Trident 750/900 · Clutch & Transmission incl. Gearchange Mechanism · callout 31
View diagram →
Transmission » ENG NO 107968
Trophy · Clutch & Transmission incl. Gearchange Mechanism · callout 31
View diagram →
Transmission 107969 »
Trophy · Clutch & Transmission incl. Gearchange Mechanism · callout 30
View diagram →
Transmission
Trophy · Clutch & Transmission incl. Gearchange Mechanism · callout 31
View diagram →
Transmission » ENG NO 107968
Thunderbird & Thunderbird Sport · Clutch & Transmission incl. Gearchange Mechanism · callout 30
View diagram →
Transmission » Engine No.107968 (Except Engine No`s 107940 & 107949)
Thunderbird & Thunderbird Sport · Clutch & Transmission incl. Gearchange Mechanism · callout 30
View diagram →
Transmission Engine No 107969 » (Plus Engine No`s 107940 & 107949)
Thunderbird & Thunderbird Sport · Clutch & Transmission incl. Gearchange Mechanism · callout 30
View diagram →
Transmission
Adventurer · Clutch & Transmission incl. Gearchange Mechanism · callout 30
View diagram →
Transmission
Sprint · Clutch & Transmission incl. Gearchange Mechanism · callout 31
View diagram →
Transmission
Daytona · Clutch & Transmission incl. Gearchange Mechanism · callout 31
View diagram →
Transmission
Daytona · Clutch & Transmission incl. Gearchange Mechanism · callout 31
View diagram →
Transmission
Speed Triple · Clutch & Transmission incl. Gearchange Mechanism · callout 30
View diagram →
Transmission
Speed Triple · Clutch & Transmission incl. Gearchange Mechanism · callout 23
View diagram →
Transmission
Speed Triple · Clutch & Transmission incl. Gearchange Mechanism · callout 23
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