SPEEDOMETER GEAR CHARTS TP180 1974 SPEEDOMETER GEAR CHART NEW PROCESS TRANSFER CASE w 4 SPEED Full Time CODE DRIVEN GEARS SLEEVE ASSV CODE DRIVEN GEARS SLEEVE ASSY OODE ADAFTERS A 39669I7 20T 326561 D 3866915 21T 32656I F 3950348 B 3866798 IBT 326561 E 3866919 Z2T 32656I G 3925673 C 3866799 IDT 326561 H 3950350 I 3950354 3 07 3 73 4 10 4 I I 4 56 DRIVE GEAR DRIVE GEAR DRIVE GEAR DRIVE GEAR DRIVE GEAR 6273992 8273992 6173992 6273991 6273992 TIRE SIZE RMI Plastic Rad Plastic Rnd Ptliticl Rad Plank Rnd Plastic E79 I5 A F A E G76 I5 B G C I D I G7E I500R C F C D L79 15 B F B A L79 ISODR B F B A H7845 C F C D H79 1500R C F C D 7 0015 E F B A 7 00 I500R B F B A 7 0016 C H D F 4 C 7 004600 R C H B C 6 50 16T B F B A 6 5046TOOR C H B A LR78 15 A H B I A I I0 00 1500R C H B A J 9 75 16 5 A E 8 7546 500R A E 7 5046 E I A I 7 504600 R B A 9 5046 5 C D 9 50 16 500R C D 10 0046 5 C I E 10 00 I6 500R A E WAREHOL SING AND DISTRIBUTION DIVISION DF GENERAL MOTORS CORPORATl0N LT TRUCK 51 4 000 GROUP me REV 2 83