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Calculators:

Displacement
converts
displacements

G Force
mph to rpm
and
tire G Force

Top Speed
from tire rpm

Gear Ratio
over all ratio

Crawl Speed
How slow can you go?

Gearing
calculate mph from rpm and gearing

GPS
convert coordinates between three different units types


MPH to Tire RPM and G-Force
How fast is the car going (MPH) ?:

What is your rim size? (diameter):

Specify rim:

What size is your tire?
(distance from rim edge to outside of tire - tread):

Specify tire:

The RPM for your tires at MPH is:
RPM, or RPS.
Your tire tread is spinning with a G-force of Gs.

Members click here for updating instructions
© 2004-06 Rough Country Four Wheelers, Inc. All rights reserved.