SPEEDOMETER GEAR CHARTS TP186 1975 SPEEDOMETER GEAR CHART NEW PROCESS TRANSFER CASE w TH 350 Standard exc CATALVTIC CONVERTER CODE DRIVEN GEARS SLEEVE ASSY CODE DRIVEN GEARS SLEEVE ASSY CODE ADAPTERS A 3866917 20T 326561 D 3866918 21T 326561 F 3950348 B 3866798 18T 326561 E 3866919 221 326561 G 3925673 C 3866799 19T 326561 H 3950350 I 3950354 3 07 3 73 4 10 4 1 1 I 56 DRIVE GEAR DRIVE GEAR DRIVE GEAR DRIVE GEAR DRIVE GEAR 6273992 3964594 3964594 3964594 3864594 TIRE SIZE Rn Plastic S1 Shel Sud Stu Dvivm Adapt Driv n Adam Driv n Adapt Drivan Adapt Drivsn Adapt Evans A F A E G78 I5 B G C I D I I G78 I500R C F C I D L7B 5 B F B A I L7B 1500R B F B A H78 15 C F C D H7B 1500R C F C D 7 0015 B F B A 7 00 1500R B F B A I 7 00 16 C H D F C I 7 01H600R C H B C 6 50 IBT B F B A I 650 16 TOOR C H B A J LR78 15 A H B I A I I 10 00 15 00R C H B A 8 75 16 5 A E 8 75 I 6 500R A E 7 50 16 B I A I 7 50 16 00R B A 9 50 16 5 C D 9 50 16 500R C D 10 00 16 5 C I E 10 00 16 5DOR A E WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION LT TRUCK 5I 4 000 GROUP uz n REV 2 83