4 SPEED TRANSMISSION 1969 PASSENGER SPEEDOMETER GEAR CHART CONT GEAR 4 337 REAR TIRE SIZE SPEEDO GEAR 4 329 AXLE DRIVE SPEEDO ADAPTER RATIO 4 SPD DRIVEN SPEEDO 4 SPEED TRANSMISSION CONT 3 55 E70 x 14 E78 x 14 3860346 3 70 E70 x 14 3860347 3 73 8 25 x 14 8 55 x 14 8 85 x 14 8 25 x 15 8 55 x 15 G70 x 15 G78 x 15 3860345 3 73 E70 x 15 F7O x 14 F70 x 15 G70 x 14 G78 x 14 3860346 3 73 E70 x 14 3860347 4 10 F70 x 14 6261794 3987919 3932220 4 10 8 55 x 14 8 85 x 14 8 25 x 15 8 55 x 15 G70 x 15 G78 x 15 3860347 4 10 8 25 x 14 G70 x 14 G78 x 14 3860348 4 56 8 55 x 15 6261794 3987919 3932220 4 56 8 25 x 14 8 55 x 14 8 85 x 14 G70 x 15 G78 x 14 G78 x 15 6261794 3987920 3932220 4 56 8 25 x 15 6261794 3987920 3932220 4 56 F7O x 14 G70 x 14 6261794 3987921 3932220 4 88 8 55 x 14 8 85 x 14 8 25 x 15 8 55 x 15 G70 x 15 G78 x 15 6261794 3987921 3932220 4 88 8 25 x 14 F7O x 14 G70 x 14 G78 x 14 3860345 3932220 1 GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 11 L 4 000 GROUP 4 14 c REV 4 81