FRAME SPRINGS SHOCKS BUMPERS 1974 VEGA Fo low the three steps be ow to utilize the 7974 spring charts 1 Select the model desired with the base spring weight on Chart A 2 Then select options according y shown on Chart B and add that weight to the base spring weight 3 When accumulated weight has been determined refer to chart C and select correct spring V CHART A Base S IHVO5 2 Dr Panel 578 5 462 0 HV11 2 Dr Sedan 579 0 450 0 IHV15 2 Dr Sta Wag 588 0 508 5 IHV77 2 Dr Coupe 582 5 477 0 CHART B RPO Rear A 57 Aux Seat 5 5 8 0 B 37 Floor Mats 2 0 2 5 F 41 Spec Perf Susp 4 0 2 0 M 20 4 Spd 3 0 2 0 C 60 Air Conditioning 38 5 4 0 M 38 T H 350 9 0 4 0 N 40 Power Steering 18 0 0 5 Radio 3 0 1 0 V01 H D Radiator 2 5 0 V55 Luggage Carrier 0 5 5 5 YF9 Spec Deluxe Equipt 4 0 2 5 YG5 Acoustics and Appearances 4 5 7 5 YO5 Floor Deadener 4 0 4 0 CHART C Front Rear Tire Sprung Part Sprung Part Size Code Weight Number Code Weight Number 6 00 13 HC 0 525 3988073 HT 0 453 3988081 A78 13 HD 526 575 3988074 HW 454 500 3988082 A70 13 HG 576 625 3988075 RW 501 542 336877 DF 626 680 336884 NA 542 Over 344539 AC 680 Over 344538 BR70 13 HC 0 505 3988073 HT 0 421 3988081 HD 506 555 3988074 HW 422 468 3988082 HG 556 603 3988075 RW 469 508 336877 DF 604 656 336884 NA 508 Over 344539 AC 656 Over 344538 GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 11 7 000 GROUP 7 74 c REV 4 81 V