1 4 SPEED TRANSMISSION I A U A I A SPEEDOMETER I GEAR CHART CONT D I I R 1 4 343 1 4 337 4 329 4 338 n I Axle Tire Site and T pe GN GT 0 I R y I Speedomelerl Sp d6n1 t r Adapter fitting I also I I A 1 Drive Driven Sp dom r Assy n A I 4 SPEED TRANSMISSION NEW PROCESS CONT D A 4 57 7 00 X 18 I 1 2495296 1 37492421 3950354 4 57 I8 75 X 16 5 6 50 X 16T 2480048 3756913 3925669 I 4 57 1 7 00 X 16 I 2480048 3756913 3950354 1 5 14 10 00 x 16 5 9 50 x 16 5 0 R 8 75 x 16 5 0 RI I 7 I1 X 16 0 R 7 X1 X 16 6 50 X 16T I 2480048 3756917 I 5 14 8 X X 16 5 O R y 7 2480048 3756913 3905497 I 5 14 7100 18 I 1 2480048 srseou 3925673 5 14 9 50 X 16 5 2480048 3756911 3905497 5 14 8 75 X 16 5 I 1 A 1 1 2480048 1 3756917 A 3950354 5 14 7 50 X 16 2480048 3756911 3950352 1 5 14 8 00 X 16 5 1 I 2480048 3756917 3925669 A 4 SPEED TRANSMISSION vv BRAKE K A I A 4 10 8 75 X 16 5 0 R 8 75 X 16 5 6 5OX 16T 3866742 T 3866917 I 4 10 8 00 X 16 5 O R 8 00 X 16 5 1 3866742 1 3866918 6 t 4 10 9 50 X 16 5 0 R 7 00 X 1610 R 9 50 X 16 5 I 1 C 7 lX X 16 3866742 3866799 4 10 7 00 X 18 I I 3866742 38669 17 1584278 4 10 7 50 X 16 1 A 3866663 3866795 6409741 1 1 I 4 57 8 75 x 16 5 0 R 7 00 X 16 0 R 8 75 x 16 5 1 I 1 6 50 X 16T I I 3866742 I 3866919 1 4 57 9 50 X 16 5 0 R 9 50 X 16 5 7 50 X 16 A I 3866742 3866918 A 1 1 4 57 8 00 X 16 5 0 R 8 X X 16 5 3866663 3866793 1 4 57 7 X X 18 A I 3866663 3866795 1 6451930 A I 1 4 57 7 00 X 16 I 3866742 3866799 1585657 v 5 14 7 00 X 16 0 R 7 D X 16 6 50 X 16T 3866663 3866794 I 5 14 8 00 X 16 5 0 R A 3866663 3866796 I I 5 14 7 00 X 18 1 I 3866742 38669191 l I 5 14 7 50 X 16 3866663 3866793 5 14 8 00 X 16 5 I 3866663 3866795 1 NOTE To order speedometer gears parts or units Trensmision type rear axle ratio and tire sizel must be known A O R indicates off road tires Component pens serviced for 19681 TNOTE S A E Bell Housings consists of a two piece housing with an 18 3 4 bolt circle I I I QNOTE 1967 only 1 I NOTE 1968onIy I NOTE 1969onIy 1 1 T A I I T 1 VV I I 1 GM PARTS DIVISION GENERAL MOTORS CORPORATION Cl lEVROLET 72TL A 1 I 14 66 A REV 5 79 A