FRAMES SPRINGS BUMPERS SPRUNG MODEL TIRE WEIGHT PART NO A80 w Std GR78 15 0 886 3988111 Susp 887 962 3988113 963 1076 3988116 1077 over 3988118 GR70 15 or 0 910 3988111 HR78 15 911 986 3988113 987 1100 3988116 1101 over 3988118 GR78 14 0 892 3988111 893 968 3988113 969 1082 3988116 1083 0ver 3988118 CHART C 1976 REAR SPRING GROUP 7 503 SPRUNG MODEL TIRE WEIGHT PART NO A80 w Std All All 485707 Susp A80 w H D All All 487391 Susp 1977 SPRINT CHART A BASE SPRUNG WEIGHT MODELS FRONT REAR 5AC8O Sprint exc Classic 875 5 712 0 5AC8O Sprint exc Classic 875 5 712 0 5AD80 Sprint Classic 890 5 713 0 5AD80 Sprint Classic 890 5 713 0 CHART B W P T WHGHTS T AG7 6 Way Power Seat 5 5 5 0 AT8 Pass Driver Adj Seat 8 0 8 5 AO4 3rd Seat 2 5 18 5 A42 6 Way Power Seat 6 0 5 0 CA1 Electric Sun Roof 9 0 14 0 C60 Air Conditioning 8 Cyl 43 0 2 0 6 Cyl 37 5 2 0 D55 Frt Floor Console 5 0 2 5 J50 Power Brake 5 0 0 5 Ll I1 350 4 BC Engine 56 0 4 5 LG3 305 Engine 47 0 2 5 M38 Hydramatic Transmission M40 Hydramatic Transmission 20 5 7 0 250 10 5 3 0 305 350 11 0 4 0 M40 Hydramatic Transmission 20 5 7 0 NB2 Exh Emission Control 7 5 0 N41 Power Steering 13 5 0 5 GM PARTS DIVISION GENERAL MOTORS CORPORATION SPRINT 57 7 503 7 503 7 12 REV 4 81