[Gear Ratio calculator]
Black CTS-V: Gear Ratio Calculator

Gear
Ratio Final MPH @
RPM
RPM @
MPH
1 9.10 53.6 6673
2 6.09 80.1 4465
3 4.45 109.6 3261
4 3.42 142.5 2508
5 2.53 192.6 1856
6 1.71 285.0 1254
R 9.92 49.1 7275

Axle ratio
Tire diameter inches Tire diameter mm
Tire circumference inches Tire circumference mm
Revolutions per mile Revolutions per kilometer
Tire size /- (mm/profile-inch)

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Craig Leres