BRAKES REAR AXLE AND DRIVE a 5 526 GEAR Differential Pinion Con t 55 56 Ser 6 w H D exc 2 Spd 55 56 Ser 6 w 2 Spd 56 59 Ser 5 7 8 TDM SBC exc H D 57 59 Ser 6 exc H D 60 61 Ser 60 70 w 15 000 Ib axle 4 62 66 Ser 50 60 w 15 000 Ib axle exc 4 cyc Diesel 2 Spd 62 66 Ser 60 w 17 000 Ib axle exc 4 cyc Diesel 2 Spd 65 Ser 60 4 cyc Diesel w 15 000 Ib 2 Spd axle 65 Ser 50 4 cyc Diesel w 15 I 000 Ib axle exc Tilt 66 Ser 50 60 4 cyc Diesel w 15 000 lb axle exc 2 Spd 67 68 Ser 50 60 w 15 000 Ib axle exc 2 Spd 69 Ser 50 w 6 17 7 20 ratio 69 Ser 60 w 6 17 7 20 ratio exc SBC TDM 70 72 Ser 50 60 w 15 17 000 Ib Sgl Spd axle 3708817A R 9 teeth shaft hole i 56 57 Ser 9 10 w 18 000 Ib 2 Spd axle 58 59 Ser 9 10 w 18 000 lb axle 60 66 Ser 80 w 18 000 Ib axle 64 66 Ser 80 TDM 34 000 Ib axle exc 4 cyc Diesel 65 Ser 60 TDM 4 cyc Diesel w 28 000 Ib axle exc 2 Spd 67 72 Ser 60 w 18 500 34 000 Ib axle 2 299421 4 10 teeth shaft hole 1 Eaton 37071 64 66 Ser 80 w 23 000 Ib axle exc 4 cyc Diesel 70 Ser 60 Tilt w 23 000 Ib axle 612287 4 11 teeth Eaton 39347 65 66 Ser 60 4 cyc Diesel w 16 000 lb axle 2363591 4 66 72 Ser 50 60 w 2 Spd axle exc 18 500 23 000 34 000 Ib 3 axle 3873574 4 9 teeth 68 72 Ser 60 w 23 000 Ib axle 612280 1 5 527 GEAR UNIT Differential Side w Pinion I 57 59 Ser 5 thru 10 w 16 000 lb V axle 60 61 Ser 60 70 w 16 000 Ib axle 60 65 Ser 70 80 TDM w 30 000 Ib axle 62 65 Ser 60 w 17 000 Ib axle 66 Ser 60 4 cyc Diesel w 17 A 000 Ib axle 67 72 Ser 60 TDM w 30 000 Ib axle 2487949 1 Eaton 64947 64 66 Ser 80 23 000 lb 2 Spd axle exc 4 cyc Diesel 612287 1 right 20 teeth 16 splines Eaton 39346 65 Ser 80 4 cyc Diesel w 18 500 lb axle 7 60 ratio 65 66 Ser 80 w 18 500 lb 2 Spd exc TDM 67 72 Ser 60 w 18 500 Ib 2 Spd axle 70 72 Ser 60 Tilt 2302116 1 Eaton 38155 5 528 GEAR Differential Side 55 Ser 5 exc 2 Spd 55 56 Ser 6 w H D 56 59 Ser 5 7 8 TDM SBC exc 2 Spd H D 57 59 Ser 6 exc H D 2 Spd 4 60 66 Ser 60 70 w 15 17 000 Ib axle exc 2 Spd 4 cyc Diesel xdi i GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TM 5 526 5 528 5 94 REV 5 79