Follow the three steps below to utilize the 1975 sorirti eharts A 1 Select the model desired with the base spring welght on Chert A 2 Then select ootlons eecnrdlnglvthnwn on Chart B and sed that weight to the base spring weight 3 When aoeurnuleted weight hes been determlned refer to chart C and seleet correct spring CHART A 1975 CORVETTE BASE SPFIUNG WEIGHT F E 1YZ37 Corvette 2 Dr Coe 7I4 7B4 5 1YZ67 Corvette Convertible 714 5 790 5 CHART B I V 1975 CORVETTE n v o omou wercurs F N AS1 Power Wlndows 2 0 1 5 CD7 Auxlllary Top 5 0 29 5 C60 Air Condltionlnu 32 5 8 0 J50 Power Brake 4 6 0 LB2 350 4 B C Spec Hl Perf Engine 5 0 1 5 M40 Hvdrarmtlo Tnnsmixslon 18 5 8 5 N41 Power Steerlng 12 5 0 U58 Stereo Redlo 5 5 3 5 U 69 AM FM Rodlo 3 5 3 5 V CHART C I 1975 CORVETTE FRONT SPRINGS GROUP 7 412 REAR SPRINGS GROUP 7 503 svnuua welcnr rear no svnune welenr nm no All wstd sum 0 774 346939 All w std suse 370338 775 Over 346943 All rw H wel Q were All lw H svcsso GM PARTS DIVISION GENERAL MOTORS CORPORATl0N CHEVROLET el 4 7 000 GROUP 1 14 REV 3 79