AUTOMATIC TRANSMISSION 4 337 GEAR Transmission Speedometer Driven Gears Only C0n t 56 60 Y W 3 55 AXLE 3708142 1 1 60 GEAR 21 TEETH NYLON SOLID RED NOTE 1 56 60 Y W 3 70 AXLE 37086919 1 1 75 GEAR 22 TEETH NYLON SOLID GREEN 56 60 Y W 4 11 AXLE 37081423 1 1 60 GEAR 24 TEETH NYLON SOLID YELLOW A 57 60 Y W 4 56 AXLE 3845071 1 7 20 GEAR 6 70 X 15 15 X 5 50 20 TEETH STEEL 61 62 Y 3987921 1 1 79 GEAR 6 70 X 15 61 66 Y W 3 08 AXLE 3987920 1 1 75 GEAR 6 70 X 15 7 10 X 15 7 75 X 15 61 64 Y W 3 36 AXLE 3987920 1 1 75 GEAR 6 70 X 16 61 64 Y W 3 70 AXLE 3860345 1 1 85 GEAR 6 70 X 15 61 64 Y W 4 11 AXLE 3860347 1 1 90 GEAR 6 70 X 15 63 64 Y W 3 55 AXLE 3987921 1 1 79 GEAR 6 70 X 15 65 Y W 2 73 1359273 1 2 00 GEAR 7 75 X 15 8 15 X 15 BROWN 39 TEETH NOTE 2 65 66 Y W 3 07 AXLE 3987920 1 1 75 GEAR 7 75 X 15 65 66 Y W 3 36 3 31 AXLE 398792 0 1 1 75 GEAR 7 75 X 15 8 15 X 15 BLUE 20 TEETH 65 66 Y VV 3 55 AXLE 3987921 1 1 79 GEAR 7 75 X 15 8 15 X 15 RED 21 TEETH 65 66 Y VV 4 10 AXLE 3860347 1 1 90 GEAR 7 75 X 15 8 15 X 15 YELLOW 24 TEETH 67 Y V l 2 73 AXLE 3987918 1 1 85 GEAR 8 15 X 15 8 45 X 15 BROWN 18 TEETH 67 Y VV 2 73 AXLE 3987919 1 1 75 GEAR NATURAL 19 TEETH 67 Y VV 3 07 AXLE 398791 9 1 I 75 GEAR 7 75 X 15 21 TEETH 67 Y lV 3 07 AXLE 3987920 1 I 75 GEAR 8 15 X 15 8 45 X 15 6 70 X 15 67 Y lV 3 08 AXLE 398791 9 1 I 75 GEAR 7 75 X 15 67 Y V 3 08 AXLE 3987920 1 I 75 GEAR 8 15 X 15 8 45 X 15 67 Y W 3 31 AXLE 39879 I9 1 1 75 GEAR 8 45 X 15 67 Y W 3 31 AXLE 3987920 1 1 75 GEAR 8 15 X 15 67 Y N 3 36 AXLE 3987920 1 1 75 GEAR 8 15 X 15 7 75 X 15 8 45 X 15 67 Y VI 3 55 AXLE 3987921 1 1 79 GEAR 8 15 X 15 8 45 X 15 67 Y W 3 55 3 70 AXLE 3860345 1 1 85 GEAR 7 75 X 15 67 Y VV 3 70 AXLE 39879121 1 1 79 GEAR 8 45 X 15 67 Y W 3 73 AXLE 3860345 1 1 85 GEAR 8 15 X 15 8 45 X 15 GREEN 22 TEETH 67 Y VV 3 73 AXLE 3860346 1 1 73 GEAR BLACK 23 TEETH 67 Y W 4 10 AXLE 3860347 1 1 90 GEAR 8 15 X 15 8 45 X 15 67 Y VV 4 10 AXLE 38603 48 1 1 85 GEAR 7 75 X 15 25 TIEETH ORANGE 4 338 FITTING RETAINER SEAL Speedometer Driven Gear 61 67 Y 3869914 1 4 55 FITTING W SEAL 55 67 Y 3708148 1 25 RETAINER GEAR FITTING 9 Is I D 55 56 Y 6264903 1 28 SEAL GEAR FITTING O RING HOLE PLUG I D 62 67 Y 6264903 1 28 SEAIF GEAR FITTING O RING HOLE PLUG is I D 4 342 CABLE Speedometer NOTE Shaft length is generally 7 longer than casing dimension listed NOTE 1 Cut to required length 53 67 Y 64774 99 1 N L CABLE CONSISTS OF SHAFT TIP AC 615 70 O L NOTE 1 53 67 Y 6478825 1 9 52 CABLE LESS CASING 145 O L 81 T0 145 53 67 Y 6480250 1 N L CABLE W CASING 14126 5MM 53 67 Y 6480254 1 N L CABLE W CASING 76 TO 80 53 65 Y 6480373 1 N L CABLE W CASING 56 TO 60 53 67 Y 25032278 1 N L CABLE W CASING 60 T0 G4 55 67 Y 6480374 1 N L CABLE W CASING 68 55 57 Y 8 CYL EXC F I VV H L CAM 6478 I21 1 8 50 CABLE W CASING 40 65 66 Y 6480356 1 124 52 CABLE W CASING 120 65 67 Y 6480375 1 122 10 CABLE W CASING 92 Z 66 67 Y 6480373 1 N L CABLE W CASING 1476 5MM 4 343 GEAR Speedometer Drive 55 152 Y W 3 08 3 55 AXLIE RATIO 3708 I44 1 3 35 GEAR 8 45 X 15 8 TEETH 63 B5 Y W 3 08 3 36 AXLE 3708144 1 3 35 GEAR 8 45 X 15 8 TEETH 66 57 Y W 3 07 3 08 3 31 3 36 3 55 3 70 AXLE 3708144 1 3 35 GEAR 8 45 X 15 8 TEETH WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION CHEVROLET 14 REV 5 81 4 35 4 337 4 343