250 350 375 400 TURBO HYDRAMATIC 1969 PASSENGER SPEEDOMETER GEAR CHART NOTE T0 order Speedometer Gears or Parts Transmission Type Rear Axle Ratio and Tire Size must be known 4 343 GEAR REAR SPEEDO 4 337 4 329 AXLE TIRE SIZE DRIVE GEAR ADAPTER RATIO 350 TURBO SPEEDO SPEEDO HYDRA DRIVEN MATIC T H 350 2 56 7 35 x 14 7 75 x 14 E78 x 14 F7O x 14 F78X 14 G78X 14 6261785 3987918 2 516 8 25 x 14 E7O x 14 F7O x 15 G70 x 15 G78 X 15 6261785 3987919 3925673 2 713 8 55 x 14 G7O x 15 G78 x 115 8 85 x 14 8 25 X 15 8 55 X 15 6261785 3987918 2 73 7 35 X 14 7 75 X 14 8 25 X 14 F70 X 14 F7O x 15 F78 x 14 G78 X 14 6261785 3987919 2 73 E70 X 14 E78 X 14 6261785 3987920 3 07 8 55 X 14 8 85 x 14 8 25 X 15 G70 X 15 G78 X 15 6261078 3987918 3 07 7 35 X 14 7 75 X 14 F7O X 14 F78 X 14 G70 X 14 6261078 3987919 3 07 8 55 X 15 6261785 3987920 3 07 E70 X 14 E78 X 14 6261078 3987920 3 07 8 25 X 14 E70 X 15 F70 X 1 5 G78 X 14 6261785 3987921 3 08 8 55 X 14 8 85 X 14 8 55 X 15 G7O X 15 G78 X 15 6261078 3987918 3 08 7 75 X 14 F70 X 14 F78 X 14 6261078 3987919 3 08 7 35 X 14 E70 X 14 E78 X 14 6261078 3987920 3 08 8 25 X 14 8 25 X 15 F70 X 15 G78 X 14 6261785 3987921 3 31 8 55 X 15 6261078 3987919 3 31 7 75 X 14 8 25 X 14 8 55 X 14 8 85 X 14 8 25X 15 E7OX 15 F70 X 15 G70 X 14 G70 X 15 G78 X 14 G78 X 15 6261078 3987920 3 31 7 35 X 14 E7O X 14 E78 X 14 F7O X 14 F78 X 14 6261078 3987919 3 36 8 25 X 14 8 55 X 14 8 85 X I4 8 25 X 15 8 55 X I5 F70 X 15 G70 X 15 G78 X 15 6261078 3987920 3 36 7 35 X 14 7 75 X 14 E78 X 14 F70 X 14 F78X14 G78X 14 6261078 3987919 3 36 E70 X 14 6261077 3860345 GM PARTS DIVISION GENERAL MOTORS CORPORAT ON CHEVROLET 11 REV 4 81 4 25 c 4 000 GROUP