No, it is not, 51/17 means a gear ratio of 3,00 - the original ratio is 3,33 (100/30).
56/17 means a ratio of 3,29, and that would be very close to the original ratio.
No, it is not, 51/17 means a gear ratio of 3,00 - the original ratio is 3,33 (100/30).
56/17 means a ratio of 3,29, and that would be very close to the original ratio.