Type Dlu O L Splines 56 57 Ser 7B 8B w P T exc H D axle 58 59 Ser 7B w P T 283 exc H D axle I 60 61 Ser 60 SBC 261 W B w 15000 lb axle 62 63 Ser 60 SBC 261 W B w P T 1st design 62 Ser 60 197 W B w 17000 lb 2 SPD axle 63 64 Ser 60 169 197 W B w 17000 lb 2 SPD axle F 3 3737105 1 40 75 57 Ser 7B 8B w H D axle exc P T 2 SPD 58 59 Ser 7B w H D axle exc P T Clark 5 SPD 2 SPD 63 64 Ser 60 SBC w 225 W B 2nd design exc P T 63 64 Ser 60 TDM W 193 W B F 3 3738633 1 40 75 57 59 Ser 7B 8B w 2 SPD H D axle 283 F 3 3738634 1 40 75 S7 Ser 7B 8B P T w H D axle 59 Ser 7B Clark 5 SPD w I LD axle exc 2 SPD 60 61 Ser 60 w 157 W B P T w 15000 lb axle 60 61 Ser 60 157 W B w 16000 lb SGL SPD axle 60 61 Ser 60 SBC w 197 W B P T w 15000 lb axle 60 61 Ser 70 SBC w 16000 lb 2 SPD axle 61 Ser 70 w 157 W B P T w H D chassis 62 Ser 60 157 W B 15000 lb axle w P T 62 Ser 60 197 W B 15000 lb axle w P T exc SBC 62 SBC 197 W B w 15000 lb axle exc P T lst design 62 SBC 197 W B W P T 2nd design 63 64 Ser 60 157 W B w P T 63 64 Ser 60 SBC 225 W B w P T 2nd design F 3 3771385 37 65 57 Ser 9B 10B exc H D axle 57 Ser 8B P T w I LD axle 57 59 Ser 7B P T w H D axle 283 60 64 Ser 60 157 W B w 16 17000 lb 2 SPD axle 60 61 ser 70 SBC 243 W B w 15000 lb SGL SPD 60 62 Ser 60 SBC 243 261 W B w P T 61 Ser 70 SBC 261 W B w 16000 lb axle 6l Ser 60 157 W B w Air Brake exc P T 63 64 Ser 60 w 197 W B exc 17000 lb 2 SPD axle 63 64 Ser 60 SBC 225 243 W B w P T 63 64 Ser 60 SBC 261 W B w P T V 2nd design F 3 3738638 1 40 75 57 59 Ser 7C 8A 8C 8D w 2 SPD H D axle 283 58 59 Ser 5A 5B 6A 6B w 2 SPD H D axle F 3 3738632 1 40 75 x Ch vr I Motor HDT General Motors Ccrporuiicn Jn 1 M