Gear Speed Calculator Program

This program is for calculating the speed (MPH) for a given transmission gear and differential. All calculations are round up. Calculations are to be treated as approximate only.

Enter Gear Speed Data

Step 1: Key in the following information.

Original Equipment Tire
Tire Width in (mm):
Aspect Ratio:
Rim Diameter in (inch):
Transmission Gear Ratio:
Differential Ratio (final drive):

Step 2: Click on the "Show Speed" button below to calculate your gear speed.

Step 3: View your gear speed info below.

Gear Speed Information

Engine Speed (RPM)	Speed (MPH)
8000
7500
7000
6500
6000
5500
5000
4500
4000
3500
3000
2500
2000
1500
1000

To reset this form, click on "Clear Form" button below.

Back to Calculators page.