AXLE S Mooan AXLE MODEL I CODE APPLICATION I RATIO CODE APPLICATION RATIO I TPL G 20 4 11 1 TRC C 20 4 56 1 TPP G 20 4 11 1 P Trac TRD C 20 4 56 1 TPT G 10 3 73 1 TRG C 20 4 56 1 TPW G 10 3 73 1 TRH 3988470 4 56 1 Power Lok TPX G 30 A 4 57 1 Power Lok TRR C 10 3 07 1 TPY G 30 4 10 1 Power Lok TRS C 10 3 07 1 P Trac TPZ G 30 4 10 1 I TRT C 10 3 3 07 1 TRA C 20 4 56 1 TRW C 10 3 07 1 P Trac TRB 3988466 4 56 1 Power Lok I 1972 TRUCK REAR AXLE CODE IDENTIFICATION PREFIX VEHICLE RATIO PREFIX VEHICLE RATIO RAA CS CE 10 PS PE 10 3 73P RJG KS KE 20 4 57N RAB PS PE 20 4 57N A RJH KE 20 4 10 V RAC CS CE 30 PS PE 30 4 57 RJJ A KE 20 4 10N RAD CS CE 30 PS PE 30 4 57N RJK CE 30 4 10 RAG CS CE 30 PS PE 30 4 57 RJL CS CE 30 5 14N RAH CS CE 20 PS PE 20 4 10N RJP CS CE 20 4 10 RAJ CE 20 PS PE 20 4 10 RJR CS CE 20 4 57 RAK CS CE 30 PS PE 30 4 10 RJS CS CE 20 4 10 RAL CS CE 30 PS PE 30 4 1ON RJT CS CE 20 4 57 RKP CE 30 PS PE 30 4 1 0 RJW KS 20 4 57 A RAR CS CE 30 PS PE 30 5 14 RJX A GS GE 20 3 73 RAS CS CE 30 PS PE 30 6 17 RJY GS GE 20 3 73P RAT CS 30 PS 30 6 17 RKB CS CE 20 4 10 RAW KE 10 3 73 RKC CE 20 A 4 10N RAX KS KE 10 3 73P A RKD CE 20 3 54 RAY KE 10 3 07 RKG CE 20 3 54N RAZ KE 10 3 07P RKH CE 20 3 54 RDA A GE 30 4 57 RKJ CE 20 3 54N RDC GS 30 A A 4 57 RKK CE 20 4 10 RGA GE 20 PS PE 20 4 57 RKL CE 20 4 10N RGB PS PE 30 4 10 RKP CE 20 3 54 RGC GS GE 10 3 40 RKR A CE 20 3 54 RGG A PS PE 30 4 10N IRKS I CS CE 20 4 10 RGH PS PE 30 4 56 RKT CS CE 20 4 10N RGJ PE 30 4 57N RKW KS KE 20 4 56 RGK PE 30 4 10 RKX A KS KE 20 4 56 RGL PE 30 4 57 RKY KE 20 4 11 RGP PS PE 30 5 14 RKZ KE 20 4 11N RGR GE 10 3 07 RPG GE 20 I 3 07 RGS A GE 10 3 07P RPAH 3 GE 20 3 07P RGW CS 30 5 14 RPL GS 20 4 11 RGX GS GE 20 3 40 RPP GS 20 4 11P RGY GE 20 3 40P A RPT GS GE 10 3 73 RHA CS CE 10 I 3 07 RPW GS GE 10 3 73P RHB A CS CE 10 3 07P RPX GS GE 30 4 57N RHC CS CE 10 PS PE 10 3 73 RPY GE 30 I 4 10N I RHD CS CE 10 PS PE 10 4 11 RPZ GE 30 4 10 RHG CS CE 10 4 11P RRA I CS CE 20 4 56 RHP CS CE 20 4 57N RRB CS CE 20 4 56N RHR CS CE 30 4 57 A RRC CS CE 20 4 56 RHS CE 10 3 07 RRD CS CE 20 4 56N RHT A CS CE 10 3 07P RRG CS CE 20 4 56 RHW CS CE 10 3 73 A RRH CS CE 20 A 4 56N RHX CS CE 10 3 73P RRL CS 30 PS 30 5 14 RHY CS CE 10 4 11 RRR CE 10 3 07 RHZ CS CE 10 4 11 Y RRS CE 10 3 07P RJA CS 20 4 10N A RRT CE 10 3 07 RJB CE 20 4 10 RRW CE 10 3 07P RJC CE 20 A 4 57 A A RRY CS CE 30 PS PE 30 5 43 RJD KE 20 4 57 P Positraction N No Spin J GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TL 68