250 350 375 400 TURBO HYDRAMATIC 1968 CHEVY CHEVELLE CAMARO SPEEDOMETER GEAR CHART NOTE T0 order Speedometer Gears or Parts Transmission Type Rear Axle Ratio and Tire Size must be known 4 343 4 337 4 329 REAR GEAR GEAR AXLE TIRE SIZE SPEEDO SPEEDO ADAPTER RATIO DRIVE DRIVEN SPEEDO TURBO HYDRAMATIC TRANSMISSION 396 exc H Par 2 56 7 75 x 14 F7O x 14 G7O x 14 8623312 9774413 2 56 7 35 x 14 E70 x 14 8623312 9780628 2 73 7 75 x 14 F7O x 14 G70 x 14 8623312 1359270 2 73 7 35 x 14 E70 x 14 8623312 1359271 3 07 7 75 x 14 G7O x 14 8623312 1362048 3 07 F70 x 14 8623312 1362195 3 07 7 35 x 14 E70 x 14 8623312 1362049 3 31 7 75 x 14 G70 x 14 8623312 1362196 3 31 F70 x 14 8623312 9780470 3 31 7 35 x 14 E70 x 14 8623312 9775187 TURBO HYDRAMATIC TRANSMISSION w H Per 396 2 73 E70 x 14 8623311 9774413 2 73 F7O x 14 8623311 9780628 3 07 7 75 x 14 F7O x 14 G70x 14 8623311 1359272 3 07 E70 x 14 8623311 1359273 3 31 7 75 x 14 F7O x 14 G70x 14 8623311 1362195 3 31 E70 x 14 8623311 1362196 3 55 7 75 x14 F70 x14 G70 x 14 8623311 9780470 3 55 E70 x 14 8623311 9775187 3 73 7 75 x 14 F7O x 14 G70 x 14 8623311 9774413 3932220 3 73 E70 x 14 8623311 9780628 3932220 4 10 7 75 x 14 G70 x 14 8623311 1359271 3932220 4 10 F70 x 14 8623311 1359272 3932220 4 10 E70 x 14 8623311 1359273 3932220 4 56 7 75 x14 G70 x 14 8623311 1362195 3932220 4 56 F70 x 14 8623311 1362049 3932220 4 56 E70 x 14 8623311 1362196 3932220 4 89 7 75 x 15 G7O x 14 8623311 9780470 3932220 4 89 E70 x 14 F70 x 14 8623311 9775187 3932220 GM PARTS DIVISION GENERAL MOTORS CORPORAT ON CHEVROLET 11 4 000 GROUP 4 24 c REV 4 81