What is your current gear ratio?
What gears do you have in hand (number of teeth on each)
Reason for changing ratio?
Below are common ratios and gear combinations
RATIO… TOOTH COUNT…1ST RED…2ND REDUCTION
8.9 TO 1…27,53- 26,118…1.96…4.54
10.35 TO 1…27,53-,22,116…1.96…5.27
9.31 TO 1…27,53- 24,114,…1.96…4.75
12.44 TO 1…21,55-,24,114…2.62…4.75
11.89 TO 1…21,55- 26,118…2.62…4.54