These gears are for cable operated speedometers. This gear set is specifically for the 700R4 Transmission.

This kit includes everything you'll need to properly calibrate your speedometer:
Sleeve Retainer/Bolt, O-Ring, Retainer clip, Drive/Driven Gear, and the Sleeve Housing (this kit does not include the speedometer cable).

In order to receive the proper gear set, you will need to supply us with your rear end ratio and tire size.