Den gl. cykel er med standard S-Ram 7 indvendige gear.
Forrest 40 tænder / bagerst 18 tænder. Det giver
Gear chart using Gain Ratios
For 27 inch (nominal) tire with 170 mm cranks and 18 tooth sprocket
40 / 18 | |
---|---|
1.74 | 7.8 |
17.6 % | |
1.48 | 6.6 |
19.4 % | |
1.24 | 5.6 |
24.0 % | |
1.000 | 4.5 |
23.5 % | |
0.81 | 3.6 |
19.1 % | |
0.68 | 3.0 |
19.3 % | |
0.57 | 2.6 |
With SRAM/Sachs Spectro new-style 7-speed Hub
Den nye:
Gear chart using Gain Ratios
For 27 inch (nominal) tire with 170 mm cranks and 19 tooth sprocket
42 / 19 | |
---|---|
1.844 | 8.2 |
14.5 % | |
1.611 | 7.2 |
17.2 % | |
1.375 | 6.1 |
17.3 % | |
1.172 | 5.2 |
17.2 % | |
1 | 4.5 |
17.2 % | |
0.853 | 3.8 |
17.3 % | |
0.727 | 3.2 |
17.1 % | |
0.621 | 2.8 |
14.6 % | |
0.542 | 2.4 |
With SRAM i-Motion 9-speed Hub