How To Find The Gear Ratio Of A Rear End - How To Find

247 AUTOHOLIC Rear End Ratios Explained

How To Find The Gear Ratio Of A Rear End - How To Find. We will get resultant gr between driver and driven gear. Count the number of driveshaft revolutions required for one revolution of the tire.

If the vehicle was purchased secondhand, this tag may not be valid if the previous owner has changed the ratio,. How to identify rear end gear ratio? Knowing your car’s rear end gear ratio can give you a greater understanding of your car and help in changing different parts. In the above example, 37 ÷ 12 = 3.083333. To do another, enter a new set of values. Our experts will help you find the correct ring and pinion set for your particular application. Dividing the ring and pinion teeth to find gear ratio. Count the number of revolutions the drive shaft turns (using the masking tape attached to it as a guide) to one tire revolution. Mark the driveshaft somewhere you can see it from a safe area. Turn the wheel 2 complete turns.

If you are still not assured of your gear ratio there is another way to check that is 100% accurate. To calculate your gear ratio you will need to remove the differential cover and count the number of teeth on the ring gear and the pinion gear. Knowing your rearend’s gear ratio is crucial when you are considering a transmission upgrade, needing to calibrate the speedometer gear in your transmission, selecting a torque converter, or even getting. Turn the wheel 2 complete turns. Steps to determine your rear gear ratio. For instance, if the drive shaft rotates three and a quarter turns to one tire rotation, then your rear axle gear ratio is 3.25:1. Mark the driveshaft somewhere you can see it from a safe area. When you multiply the two ratios, it equals the final drive ratio. 7.5 inch, 8.5 inch, 10.5 inch. To find the gear ratio, divide the big number by the little number. General motors rear end differentials are referred to by the diameter of the ring gear, i.e.