FRAMES SPRINGS SHOCKS BUMPERS GM42 1978 ALL PASSENGER CAR CHASSIS SPRING CHART Exc Cadillac To determine correct replacement spring refer tc production code taped to spring on vehicle FRONT A FvM S l rmumwn S rvlcc rrpysireuan s rvl Production swam q Number crm Number pace Number c Number AA 340519 ABA 450632 AHT 463833 ASAI 370990 AD 4 346939 ABB 450632 AHU 463833 ASB 370990 AE 3996362 ABC 460534 AHW 463834 ASC 370992 IAF 3996362 ABD 460634 AHV 354131 ASD 370992 AH 346939 ABF 460636 ANB 462540 ASF 370966 AJ 346940 A8H 460636 ANC 378596 ASH 370995 AK 346941 ABJ 460638 ANY 362150 ASJ 370995 AM 3996364 ABK 460638 ANZ 362151 ASK 370997 AN 346943 ABR 460641 AOJ 354136 V ASM 370997 AR 3996364 AES 460643 AOK 362200 ASN 370999 AU 3996365 ABT 460643 AOM 362200 ASR 370999 AY 346943 ABU 460645 ADN 370906 ASS 370964 AZ 346944 ABW 460645 AOR 370906 AST 370964 CR 3998029 ABX 460647 AOS 370907 ASU 370966 CS 3998629 ABY 460647 ADT 370909 ASW 370967 CU 5272883 ACA 45099 AOU 370909 ASX 370967 DD 378598 ACB 460651 AOW 370911 ASV 370968 DH 6262425 ACC 460651 I AOX 370911 ATK 35416I DJ 6262426 ACD 450653 1 ADZ 378524 ATM 3982354 DK 6262428 ACF 460653 APA 378501 ATX 3982354 1 DL 6262428 ACH 460655 APB 378503 ATV 3988104 DM 5 6262430 AGJ 460655 APC 378503 AUA 462501 EM 334488 ACK 460684 APD 4 378505 V AUB 462503 EV 354161 ACR 460660 APF 378505 AUQ 462503 FA 378599 ACS 460660 APH 378507 AUD 354161 F8 378600 ACT 460682 APJ 378507 AUH 462507 HH 346993 AC U 460662 APK 376539 AUJ 462507 HI 354161 AOW 460664 J ARM 376539 AUK 334488 HJ 346995 ACX 460664 APN 378541 AUM 462509 HK 346995 ACY 460687 APR 378541 AUN 462511 HM 346996 ADS 460679 APS 37850I AUR 452511 HR 3988104 ADT 460679 AFV 460507 AWX 378598 KB 334445 ADU 460681 AGC 463850 AWV 378599 KF 334446 ADW 460681 Agp 453551 AWX 378600 A KJ i 3988111 ADX 460683 AOF 463852 AXC 378594 KT 3988111 ADV 460683 ARF 370976 AXH 462540 KU 3988113 ADZ 460684 ARH 370976 AXJ 378598 KV 3988113 AFA 460686 ARJ 370978 AXN 462549 KW 3988116 AFB 460686 ARK 370978 AXR 462549 KX 3988116 AFC 460687 ARM 370980 AX5 462550 LA 6262425 AFD 460688 ARN 370880 AXT 462552 MB 344537 AFF 460688 ARR 370982 AXU 462552 MF 344537 AJA 463836 ARS 370982 AXW 462554 AAU 460627 AJB 463835 ARW 370986 AXX 462554 AAW 460627 AJC 463837 ARX 370986 AXY 462566 AAX 460629 AJD 463839 ARY 370988 AXZ 462556 AAV 460629 AJF 463839 ARZ 370988 GM PARTS DIVISION GENERAL MOTORS CORPORAT 0NeCHEVROLET 10 7 000 GROUP 7 22 c I REV 9 80