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

Gear
Ratio Final MPH @
RPM
RPM @
MPH
1 9.10 48.9 6745
2 6.09 73.1 4513
3 4.45 100.1 3296
4 3.42 130.1 2536
5 2.57 173.5 1902
6 1.71 260.3 1268
R 9.92 44.9 7353

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