Triumph Transmission Parts
Experiencing gear box issues? Are you performing a gear box rebuild and need replacement parts? If you said yes to both then you are in the right section of our site. Here you will find everything you need to rebuild your gear box the proper way. Find parts from high gears, bearings, seals, oil seal kits, shifter forks, gaskets, and more. Find your parts today.
- Orders ship fast and free in the United States - always
- Brands from L.F. Harris, Triumph, Tri-Cor, EMGO, etc
- Parts for Triumph 6T, T120R, TR6R, T140, TR7R, TR25W, T100R, and more
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BSA Gear Box Sprocket Lock Tab Washer (1) - 57-2702 - A50 / A65 / C15 / B40 / TR25 $ 3.50 USD -
BSA Singles / Twins Complete Engine Tab Washer Sets (1) - Choose Set Type from $ 14.95 USD -
Triumph / BSA 5 Speed Gearbox Sprocket O-Ring (1) - 71-1070 $ 4.95 USD -
Triumph / BSA Twins Mainshaft Tab Washer (1) - 57-1046 $ 3.95 USD -
Triumph / BSA Unit Singles Kickstart Shaft Oil Seals - Choose Seal Type from $ 12.95 USD -
Triumph 4 Speed Cam Plate Shift Fork Rollers (2) - 57-2595 - TR6 / T110 / T120 $ 16.95 USD -
Triumph 650 Unit "Duplex" Primary Chain (1) - 1963-72 - 60-0477 - Choose Brand from $ 44.95 USD -
Triumph Camplate Index Plungers (1) - Choose Plunger Type / Application from $ 29.95 USD -
Triumph Gear Box / Primary Cover Acorn Nut (1) 21-0544 1969-82 $ 4.95 USD -
Triumph Gear Change Quadrant Plungers (1) - Choose 4 / 5 Speed Applications from $ 24.95 USD -
Triumph Gearbox Index Plunger Housing Washer (1) 57-3978 - 1970-82 - T120 / T140 / TR7 $ 4.50 USD -
Triumph High Gear Transmission Bushings (1) - Choose Application from $ 29.95 USD -
Triumph Kickstart Return Spring Plate (1) 57-1422 - 1957-74 - T90 / T100 $ 16.95 USD -
Triumph Twins / Triples 5-Speed Front Drive Sprockets - Choose Size from $ 49.95 USD -
Triumph Twins / Triples Gear Box Leaf Spring Parts - 1971-72 - Choose Part Type from $ 3.95 USD -
Triumph Twins / Triples Gearbox Drain & Level Plugs (1) - Choose Plug Type / Application from $ 13.95 USD -
Triumph Twins / Triples Gearbox Drain Plugs (1) - Choose Plug Type / Application from $ 3.95 USD -
Triumph Twins Cable Abutment Nuts - Choose Year from $ 8.95 USD -
Triumph Twins Clutch Cable Abutment Short Ferrule 57-2062 T90 T100 T120 TR6 6T $ 12.95 USD -
Universal Fiber Washers (5) - 24-0036 - 1/4X1/2X1/16 $ 3.95 USD