HEAVY DUTY TRUCK REEAFI AXLE INDENTIFICATION 1968 CAPACITY MODEL APPLICATION IDENTIFICATION AXLE lbs STANDARD OPTIONAL RATIO TYPE PLATE CODE CODE 11 000 CPT40 6 17 to 1 Chevrolet IJ 11 000 S40 6 17 to 1 Chevrolet OJ 13 500 CPT40 6 40 to 1 Chevrolet C 135 IK 13 500 S 40 6 40 to 1 Chevrolet C 135 Ol Cast Wheels 15 000 CT50 7 20 to 1 Chevrolet C 15 IL 15 000 CT50 6 50 8 85 to 1 Chevrolet C 15 IM Cast Wheels 15 000 CT50 7 20 to 1 Chevrolet C 15 IR Cast I Wheels 15 000 CT50 6 50 8 85 to 1 Chevrolet C 15 IS Cast Wheels 15 000 C50 7 20 to 1 Chevrolet C 15 JB Disc Wheels 15 000 C50 V 6 50 8 85 to 1 Chevrolet C 15 JC Disc I Wheels 15 000 CT50 6 17 to 1 Chevrolet C 15 JD 15 000 CT50 6 17 to 1 Chevrolet C 15 JG Cast Wheels 15 000 CT50 4 86 6 61 to 1 Chevrolet C 15 JF Cast Wheels 15 000 CT50 7 20 to 1 Chevrolet C 15 LA Cast Wheels with 15x5Brakes 15 000 CT50 6 17 to 1 Chevrolet C 15 LC 15 x 5 Brakes 15 000 CT50 6 17 to 1 Chevrolet C 15 LD Cast Wheels with I 15 x 5 Brakes 15 000 CTS50 7 20 to 1 Chevrolet C 15 LE Disc Wheels with 4 15 x 5 Brakes V 15 000 CT50 7 20 to 1 Chevrolet C 15 LG 15 x 5 Brakes 15 000 CT50 4 86 6 61 to 1 Chevrolet C 15 Ll 15 000 C 50 5 57 7 59 to 1 Chevrolet C 15 LP Cast Wheels 15 000 C50 7 17 9 76 to 1 Chevrolet C 15 NT 15 000 C50 7 17 9 76 to 1 Chevrolet C 15 NU Disc Wheels 15 000 C50 7 17 9 76 to 1 Chevrolet C 15 NV Cast Wheels 15 000 S50 6 50 8 85 to 1 Chevrolet C 15 OC Cast Wheels 15 000 S50 6 50 8 85 to 1 Chevrolet C 15 OD 15 000 S50 7 20 to 1 Chevrolet C 15 OG Cast Wheels with 15 x 5 Brakes 15 000 S50 7 20 to 1 Chevrolet C 15 OH 15 x 5 Brakes 15 000 S50 7 20 to 1 Chevrolet C 15 OK Cast Wheels 15 000 S50 7 20 to 1 Chevrolet C 15 OL 15 000 C50 5 57 7 59 to 1 Chevrolet C 15 VP 28 000 M50 7 20 to 1 Chevrolet C 15 JH 28 000 M50 6 50 8 85 to 1 Chevrolet C 15 Jl 28 000 M50 6 50 8 85 to 1 Chevrolet C 15 JJ Cast Wheels 28 000 M50 6 50 8 85 to 1 Chevrolet C 15 JK Cast Wheels 28 000 M50 Trailing 6 50 8 85 to 1 Chevrolet C 15 JL 28 000 M50 Trailing 7 20 to 1 Chevrolet C 15 JM Cast Wheels 28 000 M50 Trailing 6 50 8 85 to 1 Chevrolet C 15 LH 28 000 M50 Trailing 6 50 8 85 to 1 Chevrolet C 15 LO Cast Wheels GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TM 71 J 7 4 I 4