TREMEC GEAR CALCULATOR: Use the Speed Calculator below to compare TREMEC to your current transmission.

Pick Your American Powertain Transmission

The estimated speed you will be traveling based on the parameters you established and the transmission you selected.

Ratio MPH
1st Gear
2nd Gear
3rd Gear
4th Gear
5th Gear
6th Gear

TREMEC TIRE SIZE CALCULATOR:
Find out what your tire height is, using this calculator.

Calculate Your Tire Diameter

Enter the tire width in millimeters, the aspect ratio, the wheel diameter in inches, and Click on Calculate...