Triumph TR6 Close Ratio Gear Set
Suitable for all Triumph gearboxes with needle roller constant pinion bearings, including 2000 but not Stag or Sprint.
The gear set uses a 1" x 23 spline input shaft to allow use of a wider range of clutches.
It also includes 3rd and 4th gear pairs and an adaptor enabling fitment to the big nose or imperial spigoted mainshaft.
Suits lower axle ratio e.g. 4.1:1.
1st = 2.19:1
2nd = 1.57:1
3rd = 1.23:1
4th = 1:1