1986 FRONT AXLE IDENTIFICATION MODEL CODE HATIO HUB TYPE A K1 GPP 2 73 AUTO K1 GPH 2 73 MANUAL K1 GPS 3 08 AUTO K1 GFT 3 08 MANUAL K1 GRB 3 42 AUTO K1 GRD 3 42 MANUAL K1 GRP 3 73 AUTO K1 GHS 3 73 MANUAL K2 GPW 3 23 MANUAL K2 GPY 3 23 MANUAL K2 GPZ 3 42 AUTO K2 GHA 3 42 MANUAL K2 GHF 3 42 MANUAL K2 GHG 3 73 AUTO K2 GHN 3 73 MANUAL K2 GHT 3 73 MANUAL K2 GHU 4 10 AUTO K2 GHW 4 10 MANUAL K2 GHV 4 10 MANUAL MODEL CODE HATI0 HR WHEELS SOURCE K3 TBA 3 73 EXC DUAL DANA K3 TBB 3 73 W DUAL DANA K3 TCA 4 10 EXC DUAL DANA K3 TCB 4 10 W DUAL DANA K3 TDA 4 56 EXC DUAL DANA K3 TDB 4 56 W DUAL DANA V uf 3 1990 GENEHALMOTORS SERVICE PARTS OPERATl0NS LTTRUCK 52R 6 008 6 4 REV 9 90