Go kart gear ratio speed calculator mph. Use this chart to find your drive ratio for any combination of sprocket teeth.
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Go kart gear ratio. Gear ratio chart if you put on a set of tires that are 12 bigger in circumference that is the same as taking off 1 tooth from the axle adding one tooth to a 2 cycle should give 200 rpm more adding one tooth to a 4 cycle should give 100 rpm more if you add a tooth and gain less than that the gear is most likely slower. Taller gearing equals speed. Go kart gear ratio. Karting drive ratio chart sorted by drive ratio. Thats the trade off. 769 e main st versailles ohio 45380.
Fast way to determine gear ratio and speed. Karting drive ratio chart arranged by sprocket size. A very common mini bike ratio is 11 12 teeth on the clutch and 72 teeth on the axle sprocket. Just multiply the clutch teeth on the sprocket by the first digit in the gear ratio to get the best rear sprocket size. One of the most common gear ratios for go karts is 11 12 teeth on the clutch sprocket and 60 teeth on the axle sprocket. The gear ratio on your mini bike or go kart is the ratio between the number of teeth on the clutch and the number of teeth on the drive axle sprocket.
Related charts and information. 35 chain gear ratio chart engine 9 10 11 12 13 14 15 16 17 18 19 54 600540491450415386360338318300284 r 55 611550500458423393367344324306289 e. Contact bmi karts 937 526 9544. Go kart gear ratio tool. Lower gearing equals quickness. Applicable calculator formulae pi 314159.
If theres no modification to the engine and you gear the kart faster taller youll do so at the expense of quickness. The results are the circumference of the drive wheeltire combo in inches gear ratio and the potential maximum speed in mph. The gear ratio is 5 and the potential speed is just under 13 miles per hour. For example if youre running standard 11x710 5 rear go kart slicks with an ungoverned 4 stroke and are using it for track and race purposes with a 12t 35 clutch multiply 12 x 45 54t rear sprocket. The gear ratios of the clutch and final drive will only make the go kart faster if the engine has the power to move it faster. Change sprockets change speed.
Our default is for a slow safe junior kart. Note that not all sprocket sizes are available for all chain types.
Gallery of Go Kart Gear Ratio
