I I I 3 SPEED MANUAL TRANSMISSION l Dmvsn can DRIVEN DRIVEN PART GEAR COLOR PART GEAR COLOR l NO TEETH CODE NO TEETH CODE 1359273 39 Brown 3987919 19 Natural 3708143 Z4 Yellow 3708699 22 Green 3850345 Z2 Green 3726545 19 3860346 Z3 Black 3845071 20 3860347 24 Yellow 3860033 21 3860348 25 Orange l 3860329 20 3987920 20 Blue I 3987918 18 Brown I I 1968 CORVETTE SPEEDOMETER GEAR CHART I NOTE T0 order Spsedometer Gears cr Parts Transmission Type Hear Axle Ratiu and Tlra Size must bs I known I I 4 43 4 1 I REAR GEAR GEAR 4 829 AXLE TIRE SIZE SPEEDO SPEEDO ADAPTER RATIO DRIVE DRIVEN SPEEDO I 2 73 8 15x15 8 45x15 I G70 x I5 4 3905494 3987918 3 07 8 15x15 8 45x15 I G70x 15 6261794 3987918 K 3 07 F70 x 15 6261794 3987919 3 08 8 15 x15 8 45 x 15 G70 x 15 6261794 3987918 8 08 F70x 15 l 6251794 3987919 3 31 8 45 x 15 6261794 3987919 I 3 31 8 15 x 15 F70 x 15 G70 x 15 6261794 3987920 I 3 36 8 15x15 F70x15 I I G70 x 15 5261794 3987920 I 3 55 8 15 x 15 8 45 x 15 G70 x 15 6261794 I 55 F70x 15 3860345 3 70 8 15x15 F70x15 l G70 x 15 3860345 l 3 70 8 45 x 15 6261794 I 3 73 8 15x15 8 45x15 I G70 x 15 3860345 I 3 73 F70 x 15 3850348 I 4 10 8 15 X 15 8 45 x15 G70 x 15 3860347 I 4 56 8 45 x 15 3860345 3890575 4 56 8 15 x 15 G70 x 15 3860346 3890575 I 4 89 8 15x I5 8 45x15 G70 x 15 3850347 3890575 I I I I GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 14 REV 6 79 A s 4 337 4 331