Triumph 5-Speed Mainshaft High Gear (1) 57-4780 - TR7 / T140 / T150 / T160 - (GEAR ONLY) Lightning Etc) from 1968-1976 with the

Etc) from 1968-1976 with the Correct "US High Bars" and Amal Concentrics only

Fits Triumph Twins (Unit & Pre-Unit) 350

parts on your British Machine

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

Triumph 5-Speed Mainshaft High Gear (1) 57-4780 - TR7 / T140 / T150 / T160 - (GEAR ONLY) Lightning Etc) from 1968-1976 with theNew 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,