TH400 X BRONCO DANA 20 T/C

Advance Adapter

Our adapter kit for the GM TH400 3 speed automatic transmission to Bronco Dana 20. The adapter kit will include a new TH400 output shaft, adapter plate, snap ring, gaskets, seal, fastening hardware and adapter instructions.

Transfer Case

The adapter assembly will fit any 1966-77 Bronco Dana 20 transfer case.

Transmission

This adapter kit is designed for exclusive use with the GM TH400 automatic transmission. The TH400 has a case length of 24.250″ and a “Texas-shaped” oil pan underneath it. The factory output shaft has a spline count of 32 spline and had various output stick-out lengths / 1.5″, 2.5″, 4.5″ & 5″ stick-outs.

Bill Of Materials

• ADAPTER- NV4500 TO BRONCO DANA 20 / 51-0209
• ADAPTER- TH400 TO JP NP231 SHORT / 51-6401
• SHAFT- AOD TO BRONCO D20 27 x 6 / 52-2704
• SHAFT- TH400 OUTPUT / 52-3200
• NV4500/700R BRONCO DANA20 LINK / 715541
• RETAINER- D20 BEARING FOR BRONCO / 716223
• UNSEALED BRG / JEEPS 1941-79 / 716312
• ATLAS II SNAP RING FOR INPUT RETAINER. USED ON OLDER UNITS / 716455
• GM T400/4L80E 862-4709 GASKET / 716510
• BRONCO TRANSFER CASE GSKT / 716513
• GASKET-N.P.208 TRANSFER CASE / 716517
• SEAL (BRONCO RETAINER) / 716713
• O-RING BRONCO INDEX RETAINER / 716714
• SEAL CR#19466 / 716729
• NUT 3/8 -16 PLATED GRD 5 / 723701
• LOCK WASHER 3/8 ZINC / 723704
• STUD BOLT 3/8 -16 X 2 LG B7 / 723711
• 3/8 -16 X 1-1/2 S.H.C.S. zinc / 723740