REAR AXLE IDENTIFICATION CHART 1 I STAMPING LOCATION Stamvld DH Front of rlivt Mui tuba lvbovd of wok control arm brocktt Ipproxlmatoiy 30 to 46 I dqrla dzom horlzolvtai I 1971 75 I I TVPE DESIGNATION I l Tvv I YP I Douwlptaon Dniyvitlon Dtdilriion Dhlnltion I 2 92 Rotio HA Positraction 3 36 Ratio 44 HH I 2 53 Rotlo HB Positraction 2 92 Ratio HJ I 3 36 Rotiol HC Positrnction 3 73 Ratio I974 HMD Poeltucdon 2 92 Ratio HD 3 73 1974 HED 1 Poaitrlctioh 2 53 Ratio HG 2 56 Ratio HT I Poaltroction 3 36 Ratio HH Positrsction 2 56 Ratio HU Pueiuunion 232 Rotlo HJ 2 93 Ratio HP Positraction 3373 Ratio 1974 HMD Positrnction 2 93 Ratio HW 3 73 1974 HED 3 42 Ratio HF I 2 92 Ratio HA Pmitraction 3 42 Ratio HR 2 53 Ratio HB 3 42 Ratio HX I 3 36 Ratio HC Positraction 3 42 Ratio HY Positraction 2 92 Ratio HD 3 73 Ratio 7975 HN I Positraction 2 53 Ratio HG Potitraction 3573 Ratio 1975 HS I 1971 72 MODEL REFERENCE CHART 2 Door S d n 4 Psnnrr IM II 2 Door Hatchback Clwol 4 Patwmllf I4 77 2 DOM Stltioh Waqoh 4 PI I l 141 5 2 DoorPane D iv ry I Puonilr I4 05 1973 75 MODEL REFERENCE CHART I 2 DoorS dan 4Pas e 10 f IHVI1 2 Door Hstohhank Coupe 4 P Bh9 r IHV77 2 Door Statlon Wagon 4Pa n9lr IHV15 2 Door Panel Exnrau 1 Pssasnuer IHV05 zoom Hmnbank Coupe 4 Passoimr IHRUI J I I I j 1974 GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET PlA 3OX 1 1 1 1