I FRAMES SPRINGS SHOCKS BUMPERS I 1977 B BODV I CHART C FRONT SPRING GROUP 7 412 SPRUNG WEIGHT PART NO MODEL TIRE PART NO All wIStd FFI78 15 0 855 370976 All wIF40 FR78 15 0 865 378501 I Susp 856 915 370978 or F41 866 955 378503 sxc 35 916 975 370980 exc 35 956 1045 378505 976 1035 370982 1046 aver 378507 I 1036 over 370964 GR78 15 0 870 370976 GR78 15 0 890 378501 or 871 930 370978 or 891 980 378503 GR70 15 931 990 370980 GR70 15 981 1060 378505 991 1050 370982 1061 0ver 378507 1051 0ver 370964 I All 35 wl HR78 15 0 945 378539 All 35 wl HR78 15 0 920 378501 I Std Susp 946 1025 370995 F40 921 1010 378503 I 1026 over 370997 1011 1100 378505 1101 over 378507 I 1977 B sonv I CHART C I REAR SPRING GROUP 7 503 SPRUNG SPRUNG I WEIGHT PART NO MODEL TIRE WEIGHT PART NO All wlStd FR78 15 0 655 485722 All wlF40 FR78 1 5 0 690 482086 Susp 656 755 482054 or F41 691 790 482088 exc 35 756 over 482066 exc 35 791 0ver 482090 I GR78 15 0 880 485722 G R78 15 0 530 494867 I or 681 780 482054 or 631 730 482086 I GR70 15 781 over 482065 GR70 15 731 0vsr 482088 I All 35 wl HR78 15 0 860 485689 All 35 wl HR78 15 0 880 485696 Std Susp 861 990 485691 F40 881 995 485698 I 991 ver 527780 9960ver 527782 5 I I I I I I I x I GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 1O I REV 9 78 7 15 c 7 000 GROUP