Gear ratio calculator for vehicle without jackshaft this calculator determines the top speed of the vehicle with no margin for mechanical rolling or wind resistance. A very common mini bike ratio is 11 12 teeth on the clutch and 72 teeth on the axle sprocket.
Saturday Night Guide Potential Top Speed Calculator And
Gear ratio calculator go kart. If theres no modification to the engine and you gear the kart faster taller youll do so at the expense of quickness. Get the final ratio on multi sprocket setup used in jackshafts on go karts and mini bikes. These resistance factors could make the top speed slower than the calculation. Go kart gear ratio speed calculator mph. Note that not all sprocket sizes are available for all chain types. Thats the trade off.
This converter requires the use of javascript enabled and capable browsers. 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. Karting drive ratio chart arranged by sprocket size use this chart to find your drive ratio for any combination of sprocket teeth. The purpose of this calculator is to determine the potential speed of a go kart based on certain data. Lower gearing equals quickness. Applicable calculator formulae pi 314159.
Taller gearing equals speed. 60 on the axle divided by 12 on the clutch 5. For priority technical. However 80 on the axle divided by 16 on the clutch also 5. Affordable go karts po box 61757 santa barbara ca 93160. Our default is for a slow safe junior kart.
Enter the values below to calculate your gear ratio engine number of teeth on clutch sprocket jackshaft in number of teeth on input sprocket jackshaft out number of teeth on output sprocket axle number of teeth on rear axle sprocket final ratio calculate. Fast way to determine gear ratio and speed. 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. The gear ratio is 5 and the potential speed is just under 13 miles per hour. 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. Change sprockets change speed.
Go kart gear ratio tool. The results are the circumference of the drive wheeltire combo in inches gear ratio and the potential maximum speed in mph. Make sure the tire is properly inflated and in good condition the diameter is the radius 2 or in this case twice the distance from the ground to the center of the axle. Go kart gear ratio calculator for jackshaft setup. To find the gear ratio simply divide the axle teeth by the clutch teeth. Enter the diameter of the drive power wheel and tire combination.