FRAME SPRINGS BUMPER GMC GROUP 7 422 Con t 74 K 1 2 Blazer K Jimmy C K 75 Blazer K Jimmy K exc Soft Ride 4 l 76 77 Blazer K Jimmy K w H D Front Springs V 76 77 K 1 2 3 3764438 2 l 2 35 BUMPER front spring 5 395 11 0590 73 75 K 1 2 Blazer K Jimmy K exc Soft Ride 74 78 K 1 2 3 Blazer K Jimmy K I 75 Blazer K Jimmy K w Soft Ride 76 Blazer K Jimmy K exc H D Front V Springs 359878 2 3 60 BUMPER ASM frt spring to axle 11 0590 I V 7 425 PLATE BOLT SPACER Front Spring NOTE 1 1st design is to be used with 2 75 inch dia front axle tubes 2nd design is to be used with 3 00 inch dia front axle tubes 73 77 K 1 2 Blazer K Jimmy K 1st Design 326425 L H 18 95 PLATE left anchor Note 1 15 0190 73 77 K 1 2 Blazer K Jimmy K 1st Design 326426R H 18 95 PLATE right anchor Note 1 15 0190 77 78 K 3 370055 L H 26 75 PLATE left anchor 15 0190 77 78 K 3 370056R H 26 75 PLATE right anchor 15 0190 77 78 K 1 2 Blazer K Jimmy K 2nd Design 379393 L H 20 65 PLATE left anchor Note 1 15 0190 77 K 1 2 Blazer K Jimmy i K 2nd Design 379394R H 20 65 PLATE right anchor Note 1 15 0190 77 K 3 460340 2 1 70 BOLT frt spring U bolt anchor plate 1 1 x 2 15 0084M 73 78 K 1 2 3 Blazer K Jimmy K 3975204 4 1 30 SPACER front spring shackle 3 u O L x thk 15 0205 73 75 All Blazer Jimmy 76 78 CP 3 w Main and Aux Rear Springs I 76 78 K 1 2 3 Blazer K Jimmy K 78 G2 w H D Springs 3970988 2 72 SPACER front 15 0205 75 76 G 2 w H D rr springs 75 76 G 3 exc H D rr springs dual rr whl 3970988 2 72 SPACER rr spring 6 leaf 15 0205 76 78 C 3 309 w main 8 aux rr springs exc dual rr whl t 76 78 C 3 310 314 w main aux rr springs 77 78 P1 2 3 w main aux rr springs 3970988 2 72 SPACER rr spring 5 g 0 L x 2 long x 033 thk frt 15 0650 7 436 SHACKLE ASM Front Spring I 74 78 K 1 2 Blazer K Jimmy r I K 6272088 4 N L SHACKLE ASM front 15 0600 7 447 FITTING ASM NOTE Parts formerly in Group 7 447 are now in Group 3 278 7 495 INSERT Spring Leaf 73 78 G 1 2 3 3978920 2 1 20 INSERT rear 15 0342 73 76 CK 1 2 3 Blazer Jimmy 73 74 P 1 exc H D Rear Spring 77 78 C 1 2 Blazer C Jimmy Cl 77 78 CKG 3 332720 6 55 INSERT rear 15 0342 7 503 SPRING ASM Rear Leaf Type NOTE See end of Group 7 000 for Spring Charts I 73 78 G 1 05 w H D rear spring WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION LT TRUCK 51 7 422 7 503 7 24 REV 2 83