4 SPEED TRANSMISSION 1969 LIGHT DUTY TRUCKS A SPEEDOMETER GEAR CHART CONT D 4 343 4 337 4 329 4 338 R T Gear Gear AxI In sm and TVN Speedomeler Speed meler M I1 f Filling R Drive Drivgri Speedometer Assy 4 SPEED TRANSMISSION NEW PROCESS CONT D 4 57 7 00 x 18 2496296 3749242 3950354 4 57 8 75 x 16 5 6 50 x 16T 2480048 3756913 3925669 4 57 7 00 x 16 2480048 3756913 3950354 5 14 10 00 x 16 5 9 50 x 16 5 0 R 8 75 x 16 5 0 R 7111 x 16 0 R 7 00 tx 16 6 50 x 161 2480048 3756917 5 14 8 00 x 16 5 0 R 2480048 3756913 3905497 5 14 7 00 x 18 2480048 3756917 3925673 5 14 9 50 x 16 5 2480048 3756911 3905497 5 14 8 75 x 16 5 2480048 3756917 3950354 5 14 7 50 x 16 2480048 3756911 3950352 5 14 8 00 x 16 5 2480048 3756917 3925669 4 SPEED TRANSMISSION w BRAKE 4 10 8 75 x 16 5 0 R 8 75 x 16 5 6 50 x 161 38667412 3866917 4 10 8 00 x 16 5 0 R 8 00 x 16 5 3866742 3866918 4 10 9 50 x 16 5 0 R 7 00 x 16 0 R 9 50 x 16 5 7 00 x 16 3866742 3866799 4 10 7 00 x 18 3866742 3866917 1584278 4 10 7 50 x 16 3866663 3866795 6451929 4 57 8 75 x 16 5 0 R 7 00 x 16 0 R 8 75 x 16 5 6 50 x 161 3866742 3866919 4 57 9 50 x 16 5 O R 9 50 x 16 5 7 50 x 16 3866742 3866918 4 57 8 00 x 16 5 0 R 8 00 x 16 5 3866663 3866793 4 57 7 00 x 18 3866663 3866795 6451930 4 57 7 00 x 16 3866742 3866799 1585657 5 14 7 00 x 16 O R 7 111 x 16 6 50 x 161 3866663 3866794 5 14 8 00 x 16 5 0 R 3866663 3866796 5 14 7 00 x 18 3866742 3866919 5 14 7 50 x 16 3866663 3866793 5 14 8 00 x 16 5 3866663 3866795 NOTE To order speedometer gears parts or units Transmission type rear axle ratio end tire size must be known 0 R indicates off road tires Component parts serviced for 1968 TNOTE S A E Bell Housings consists of a two piece housing with an 18 3 4 bolt circle NOTE 1967 only NOTE 1968 only ANOTE 19690n y 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORAT ON P A 31 REV 6 71 4 91 4 337 4 337