Gear Calculator
Calculated with a 27" standard wheel. You can also add custom wheel and tire sizes for more precise results.
Your gears
Mode
Type a value or use +/-
Tip: Hold + or - for accelerated adjustment.
Active diameter: 27.00"
Type a value or use +/-
Tip: Hold + or - for accelerated adjustment.
Gear suggestions
Best match
58x15
Gear inches
104.4"
Speed @ 100 rpm
50.0 km/h
Deviation
0.0 km/h
62x16
Gear inches
104.6"
Speed @ 100 rpm
50.1 km/h
Deviation
+0.1 km/h
65x17
Gear inches
103.2"
Speed @ 100 rpm
49.4 km/h
Deviation
-0.6 km/h
61x16
Gear inches
102.9"
Speed @ 100 rpm
49.3 km/h
Deviation
-0.7 km/h
55x14
Gear inches
106.1"
Speed @ 100 rpm
50.8 km/h
Deviation
+0.8 km/h