Converters

Ring and Pinion Calculator

Old Tire Diameter:

in

New Tire Diameter:

in

Old Gear Ratio:

 

New Gear Ratio

-

Actual MPH

Old Tire Diameter:

in

New Tire Diameter:

in

Speedometer Reading:

mph

Actual MPH

-

Tire Size Converter

/

R

Tire Diameter Inches

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