SPEEDOMETER GEAR CHARTS TP144 1973 SPEEDOMETER GEAR CHART J C 1 2 3 BLAZER C JIMMY CI w 4 SPEED CODE DRIVEN GEARS SLEEVE ASM CODE ADAPTERS A 3866798 18T 326561 F 3925673 B BB66799 19T 326561 G 3950348 C 3866917 20T 326561 H 3950350 D 3866918 21 T 326661 I 3950354 E 3966919 22T 326561 J 3905497 K 3950352 L 3925669 3 07 3 23 3 40 3 73 4 10 4 1 I 4 56 TIRE SIZE DRIVE GEAR DRIVE GEAR DRIVE GEAR DRIVE GEAR DRIVE GEAR DRIVE GEAR DRIVE GEAR 3866742 3866742 3866742 3866742 3866742 3966742 3866742 Drivnn Adapt Driv n Adam DrIv n Adapt DrIv n Adapt DrIv n Adapt Drivun Adapt Dr v n Adapt G78 15 A F A B I D I 678 15 00R B G A B D E78 I 5 C G A C E L78 I 5 C H C G A C L78 1 5 00R A G C G A C H7B I 5 B G D G 6 D H78 I 5 00R B G A B D 7 00 I 5 A G C G A C 7 00 1 5 00R A G A F A C 6 50 1 BF C H B F A I C I 6 50 16POOR B H D H A B J 6 50 16T A G C G A C 6 50 16TOOR B H A F A C 8 75 16 5 B G A C A J 8 75 16 500R B G A C E 7 50 16 B H E H A I C I 7 5016 00R B H C G A C 9 5046 5 A G D G B D 9 50 16 50OR A G A B D 10 00 16 5 C H A B I E 10 00 16 500FI D H A C E 7 00 16 D G B D I 7 00 I6 00R A B D 8 00 16 5 C I B K 5 1 3 DRIVE GEAR 3866742 Dvlvw Adqn 8 00 I6 5 D I 7 00 16 0 C K 7 00 16 00R B J 7 50 16 E L 7 50 16 00R B K 8 75 16 5 D K 8 75 16 500R C J t WAREHOUS NG AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORAT 0N LT TRUCK 5I 4 000 GROUP oz s REV 2 83