2009-2014 Yamaha R1 Gearbox
A direct replacement of the standard gears, we supply all loose gears for both shafts. All gears incorporate 3 undercut engagement dogs for rapid changes and positive retention when engaged.
The standard clutch is retained and the gearbox should be assembled using the standard input shaft, output shaft, bearings, bushes, thrust washers, circlips etc.
1st | 15 – 38 | 2.533:1 |
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2nd | 17 – 35 | 2.059:1 | ||||||
3rd | 19 – 34 | 1.789:1 | ||||||
4th | 21 – 34 | 1.619:1 | ||||||
5th | 19 – 28 | 1.474:1 | ||||||
6th | 22 – 30 | 1.364:1 | ||||||
Overall reduction 1st – 6th | 46.1% | |||||||
Alternate 2nd output & 3rd output gears are also available for the Nova gearset which will give the following ratios: | ||||||||
1st | 15 – 38 | 2.533:1 |
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2nd | 17 – 36 | 2.118:1 | ||||||
3rd | 19 – 35 | 1.842:1 | ||||||
4th | 21 – 34 | 1.619:1 |
1st | 15 – 38 | 2.533:1 |
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2nd | 16 – 33 | 2.063:1 | ||||||
3rd | 21 – 37 | 1.762:1 | ||||||
4th | 23 – 35 | 1.522:1 | ||||||
5th | 22 – 30 | 1.364:1 | ||||||
6th | 26 – 33 | 1.269:1 | ||||||
Overall reduction 1st – 6th | 49.9% |