Restore Your Speedometer to Correct, Accurate Operation. These Driven Gears Fit In The Transmission and Drive the Speedometer Cable.
TH400 Automatic Transmissions. See photos for dimensions.
Note: We recommend checking your current gear for color and # of teeth. If your speedometer reads faster than actual speed, then choose a gear with one more tooth per 5 MPH error. If it reads slow, then choose a gear with one less tooth per 5 MPH error.