What should the axle ratio be on a Mustang?
What should the axle ratio be on a Mustang? Say the car had a numerically higher axle ratio of 3.55, then our final wheel speed would be 1690 RPM, which is less than the top speed of the 3.08 axle ratio. Why Would You Want to Change Your Mustang's Gear Ratio? What does limited slip differential on Ford Mustang do? Electronically-controlled automatics depend on an accurate speed sensor. The wrong speed information can negatively affect shifting and lead to transmission damage. This is Ford’s name for their limited slip differential. It uses a clutch system to lock the axles together...