7 516 U BOLT NUT WASHER Rear Spring C0n t 56 59 Ser 5 7 8 9 10 63 66 Ser 60 80 exc Tilt A 63 66 Ser 60 Tilt exc 9 000 1 1 000 Ib axle ian 50 60 exc TDM 373912A R NUT attach 18 5 813 69 70 Sel 40 thru 60 exc TDM 3765653 8 NUT 16 70 Ser 50 60 Tilt 671131 8 NUT 10 U BOLT A B C D E T ll xs u An B L uTI MI I Earl ucv I Du I A B C D E T 71 72 CST 4 5 3831136 14 4 15 2 is 3 ii 4 7 2 71 72 C 5 w aux 17 500 lb Sp lI QS 14 J sg 159 sq 29 ta 35 to 3 4 3 2 71 72 T 5 Cab exc full Air Brakes 17 000 Ib I TSBT axle 1 13 g 43 15 3 13 421 54 411 54 7 4 71 72 CMST 5 6 3891372 16 16 4 3 3 ag 4 3 71 72 T 5 71 72 T 6 aux 20 800 rr spring w 18 500 axle 675971 18 18 4 39 1 40 ii 4 3 71 72 C 6 w 23 000 Ib rr axle 3928173 17 4 18 z 3 gz 3 zz 4 3 71 72 CS 4 5 6 exc 23 000 Ib rr axle 3765653 8 NUT 4 16 71 72 T 5 6 exc 18 500 Ib rr axle 671131 8 NUT 10 5 z ii GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TMt t REV 5 79 7 39 7 5 1 6 7 51 6