FRAMES SPRINGS SHOCKS BUMPERS C329 1978 F CAR Follow the steps below to utilize Service Spring Charts 1 Obtain GAWRF Frt or GAWRR Rear weight from sticker on left door Use kilogram kg values only 2 Select chart to be used determined by model and engine or suspension 3 Locate the GAWRF or GAWRR weight within the appropriate range under the proper tire column Use indicated spring part number F EXC Z28 FRONT GAWRF RANGE REAR GAWRR RANGE SPRING SPRING FR78 14 E78 14 PART FR78 14 E78 14 PART TIRE TIRE NUMBER TIRE TIRE N MBER Over 1101 5272883 Over 906 Over 906 493689 1047 1101 Over 1063 3998629 846 906 871 906 480881 991 1046 1009 1063 344537 0 845 0 870 480880 964 990 981 1008 3996365 0 963 926 980 3996364 0 925 3996362 F WlZ28 FRONT GAWRF RANGE REAR GAWRR RANGE P225 SPRING P225 SPRING GR70 15 70R15 PART GR70 15 70R15 PART TIRE TIRE NUMBER TIRE TIRE NUMBER Over 1022 Over 1022 3988113 All All 481132 954 1022 954 1022 3988111 0 953 0 953 334488 WAREHOUSlNG AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION CHEVROLET I0 REV 5 81 7 29 c 7 000 GROUP