Triumph 5-Speed Mainshaft High Gear (1) 57-4780 - TR7 / T140 / T150 / T160 - (GEAR ONLY) Lightning Some applications require a clutch

Some applications require a clutch sleeve and a thrust washer combo

New RHP Roller Bearings (70-2879 or 68-0625) have a slightly Wider Inner Race then the Stock Hoffmann Bearings causing the Shim Cup not to fully fit over the Race

M Part number is 70-8003

* New Triumph 350 & 500 Unit Twins Kickstart Return Spring

T140W & Harris Bonneville Only) from approx 1982 & On (may fit other years)

Triumph 5-Speed Mainshaft High Gear (1) 57-4780 - TR7 / T140 / T150 / T160 - (GEAR ONLY) Lightning Some applications require a clutchNew Excellent Quality Triumph Unit 750 Twins 5 Speed Mainshaft Bare High Gear. We are absolutely blown away with the quality of this new High Gear! Precision Machined making this part far better quality then an original part at half the price! No need to settle for a rusted used gear! A high quality part you can trust! You will not be disappointed! We Guarantee it! Fits all Triumph 750 Unit Twins (Bonneville, T140, Tiger, TR7, Jubilee, T140D, T140E,