Gear ratios for sprockets. The number of teeth of the chainring and the sprocket can be entered in any order the numbers are sorted during the calculation.
The Ultimate Dirt Bike Sprocket Amp Gearing Guide Motosport
Sprocket gear ratio chart. Karting drive ratio chart arranged by sprocket size. If the front sprocket on a bicycle has 20 teeth and the rear sprocket has 80 the sprocket ratio is 2080 14 14 or simply 4. Colors group similar values. This gear calculator should help you with the design of the derailleur system on your bicycle. Sprocket calculator the easy motorcycle sprocket and chain calculator. Your primary drive transmission and rear drive sprockets all combine to determine your cruising rpm as well as your final top speed.
Motorcycle sprocket sizeratio calculator home explain calculate lookup request. Its all about the gearing ratio. Chain sprocket calculator chain length sprocket centers rpm gear ratio chain speeds link pitch inches or 25 025 635mm 35 0375 953mm 41 05 127mm 50 0625 1588mm 60 075 1905mm 80 1 254mm 100 125 3175mm 120 15 381mm 140 175 4445mm 160 2 508mm. Related charts and information. Simply adjust the data of the bike and then click on calculate tables and graph. This ratio determines how engine rpm is translated into wheel speed by the bike.
10 11 12 13 14 15 16 17 18 19. Changing sprocket sizes front or rear will change this ratio and therefore change the way your bike puts power to the ground. Your gearing ratio is simply put the ratio of teeth between the front and rear sprockets. Relative revolutions per minute a larger sprocket ratio may make a bicycle more difficult to pedal but thats because it increases the rotational speed of the rear wheel and that makes the bicycle go faster. This easy online sprocket calculator will help you determine the effect that different sprockets will have on your motorbike and help you calculate the best sprocket sizes for your riding style. 31310 282 258 238 221 207 194 182 172 163.
Karting drive ratio chart sorted by drive ratio. 30300 273 250 231 214 200 188 176 167 158. 3 is green 2 3 blue and below 2 red. Sprocket gear ratios in theory increasing the number of teeth on the front sprocket andor decreasing the number of teeth on the rear sprocket will result in you achieving a higher top speed lower acceleration and better fuel economy. This calculator will show you your speed in each gear from everything from a stock bike to an all out drag bike with a separate jackshaft as well as the one we love the most the bonneville racer. Faster acceleration more top end speed.
Use this chart to find your drive ratio for any combination of sprocket teeth. Note that not all sprocket sizes are available for all chain types.
Gallery of Sprocket Gear Ratio Chart
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