FRAMES SPRIINGS SI llZ 1CKS BUMPERS L283 1979 B BODY C Oll llI E OR SEDAN Follow the steps below to utilize the Service Spring Charts 1 Obtain GAWRF Frt or GAWRR Rem weight from sticker ori e t front door Use pounds Lbs values only 2 Select chart to be used deterrnined by suspension and side of oar 3 Locate the GAWRF or GAWRR weight within the appropriate range under the proper tire size column Use indicated spring perl number STANDARD S USPE NSEil1Cl I l LEF I HAND FRONT GAWRF RANGE REAR GAWRF RANGE SPIRING SPRING FR 78 GR 718 I PART IFR 78 GR 78 PART TIRE I TIRE NUIMBER TIRE TIRE NIJMBER Below 2232 Below 2277 370978 Below 2626 Below 2700 482064 2231 2304 2278 2349 370980 2627 Above 2701 Above 482066 2305 2451 2350 2496 370982 2452 2567 2497 2612 370964 2568 2679 2613 2729 370967 2680 2786 2730 2836 463833 2787 Above 2837 Above f STANDARD SUSPE ISllOl Nl RIGHT HAND FRONT GA VlIfIF RANGE v REAR GAWRR RANGE SPRING SPRING FR 78 GR 7B PART F R 78 GR 78 PART TIRE TIRE NUIMBER TIRE TIRE NUMBER Below 2198 Below 2243 370976 Below 2626 Below 2700 4 82064 2199 2306 2244 2351 370978 215 27 Above 2701 Above 482066 2307 2378 2352 2423 370980 2379 2525 2424 2570 370982 2526 2641 2571 2686 370964 2642 2753 2687 2803 370967 2754 Above 2804 Above 463833 I I I HEA Y DUTY SUSP EN lCI N LEFT HAND FRONT GAWRF RANGE I m REAR GAWRR RANGE i SPRING i SPRING FR 78 GIR 78 I PART IRR 78 GR 78 I PART TIRE T lRE NUMBER II TIRE TIRE NUMBER Below 2173 Below 2236 378501 Below 2651 Below 2738 482078 2174 2331 2237 2394 378503 2652 Above 2739 Above 482080 2332 2485 2395 2548 378505 2486 2643 2549 2706 378507 2644 Above 2707 Above 463885 HEAHY DlJTY SiUSPlEN S 1lQI1t RIGHT HAND FRONT GAWRF RANGE IREAR GAWRR RANGE SPRING SPRING FR 78 GIR 7 8 PART IFR 78 GFI 78 I PART TIRE I TIRE NUMBER I TIRE TIRE NUMBER Below 2246 Below 2309 378501 I Below 2651 Belovv 2738 482078 2247 2404 2310 2 467 378503 I 265 2 Above 2739 Above 482080 2405 2558 224618 2621 378505 i 2559 2718 I 262 2 2781 37 8507 I 2719 Above L 2782 Above 463885 Q 1987 GENERAL MOTORS SERVICE PARTS OPERAT ONS 0LD5MOBILE 31 REV 7 8 7 7 15i Ei C 7 OOO GROUP