3 SPEED TRANSMISSION 1969 LIGHT DUTY TRUCKS SPEEDOMETER GEAR CHART CONT D 4 343 3 3 SPEED 4 337 REAR GEAR GEAR 4 329 4 338 AXLE TIRE SIZE AND TYPE SPEEDO SPEEDO ADAPTER FITTING RATIO DRIVE DRIVEN SPEEDO ASSY 3 SPEED TRANSMISSION w O D 4 11 8 00 x 16 5 O R 8 00 x 16 5 7 75 x 15 8 25 x 15 O R 3886328 3860347 4 11 7 00x15 7 00x150 R 6 50x16P 6 50 x 16T 3886328 3860346 4 11 8 25 x 15 3886328 3860347 4 11 6 50 x 16T O R 6 50 x 16P O R 3886328 3860345 af V 3 jY 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 31T 4 337 4 337 4 46 REV 6 71