The new Tx2 double bearing design crawler adapter is designed for the 1979-95 Toyota Truck gear-driven transfer case. The adapter is made from a strong 356-T6 heat treated aluminum alloy and is 2.375” in length. The adapter kit includes an adapter housing, double bearing coupler, thrust washer, steel ball, two roller bearings, needle bearing, snap rings, gaskets, fastening hardware and adapter instructions.
The adapter assembly fits the Toyota Truck 21 spline gear driven transfer cases. This transfer case has a male 21 spline input shaft and can also be identified by 7 bolts attaching the tailhousing to the transfer case.
If you have a 23 spline input on the rear t-case, use kit 50-5906D. If you have a 21 spline input on the rear t-case, use kit 50-5905D.