POWERGLIDE TRANSMISSION 4 343 GEAR Speedometer Drive NOTE For detailed application use speedometer gear chart 63 66 Ser 10 20 w 4 11 4 57 5 14 axle 63 66 Ser 10 w 3 73 axle 6 00 16 6 70 15 7 10 15 tires 59 61 V Ton w econ axle 3 38 63 66 Ser 10 w 3 07 axle 63 66 Ser 10 w 3 73 axle exc 6 00 16 6 70 15 7 10 15 tires 6 95 x 14 tires 55 62 V Ton P G 3845073 1 1 75 7 teeth 1 0 D x thick 60 62 Ser 20 P G w 7 x 17 5 TITGS 1 4 tG tl I lyggu X V3g 68 70 For application refer to chart in group 4 337 3924097 1 45 8 teeth 68 For application refer to chart in group 4 337 3924096 1 40 8 tee1 h 68 For application refer to chart in 4 337 group 3866663 1 3 75 68 For application refer to chart in 4 337 group 3925675 1 20 80 69 Blazer exc T H 350 3964593 1 10 65 6 tee1 h 69 70 For application refer to chart in group 4 337 6261076 1 50 9 teeth green 69 70 For application refer to chart in group 4 337 6261077 1 50 8 teeth black 69 70 For application refer to chart in group 4 337 6261078 1 50 8 teeth orange 4 345 CLIP Speedometer Drive Gear 69 70 All Blazer 6260060 1 10 drive gear retainer 4 408 BEARING Transmission Main Shaft Rear 55 62 All w P G exc 327 9548621 rear bearing Y 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATlON P A 31 REV 6 71 4 147 4 343 4 408