V L L 4 SPEED TRANSMISSION I II I I I I 4 342A SHAFT ASSEMBLY with Casing Con t I I L I I 68 69 Ser 10 thru 30 exc speed I control D D 4 WD 6476986 1 flex 68 70 G 10 20 L T I 3914974 1 130 casing L it L A L Length LAC Number 71 72 Ser 10 thru 30 exc D D 6478120 31 to 34 CC 313 6478121 35 to 40 CC 504 L 6478122 40 toI44 CC 505 I L r L Q I 6478123 45 to 4B CC 506 I l 6478124 I 49 to 52 507 L I I 38 71 All L 6480250 52 to 56 508 I 6478129 I 68 to 7 2 512 I L I 6478130 i 72 to 76 CC 513 L L 6478132 I B0 to 84 CC 515 I I 71 72 D D 25032283 1 100 0 L L I 4 3428 Speed and Cruise Control Shaft Assys I 68 69 Ser 10 thru 30 L I 1 6476986 1 w casing regulator to trans 4 343 GEAR Speedometer Drive g I 1 I NOTE For detailed application use speedometer gear chart V i LL 63 66 Ser 10 thru 30 w 4 11 4 57 I L I I 5 14 axle L I L IL I 6L3 66 Ser 10 w 3 73 axle I 6 00 16 6 70 15 7 10 15 tires 1 68 L G 10 20 w Warner 4 Spd 3708145 1 8 teeth 1 O D x uf thick l 59 61 Ton w econ axle 3 38 L i 63 66 Ser 10 w 3 07 axle A L L A i I 63 66 Ser 10 w 3 73 axle exc 6 00 L i 16 6 70 15 7 10 15 tires 6 95 x 14 tires 69 70 G 10 20 w Warner 4 Spd 3708144 1 8 teeth i 67 68 Ser 20 30 w New Process 4 2 Spd exc 4 WD Diesel L V y 68 70 For application refer to chart in A group 4 337 I I 69 70 Ser 30 D D w New Process I L I I H D 4 Spd Prop Shaft V V I 3 It Parking Brake 2480048 1 I 4 teeth Note 1 L g NOTE 1 Use with 1 diameter shaft I I I 68 Ser 10 thru 30 Blazer w Muncie 4 Spd exc prop I i shaft brake 3866742 1 A 7 teeth L 68 Ser 30 D D Muncie 4 Spd I L L I w prop shaft brake 3866663 1 t 6 teeth 68 70 For application refer to chart in group 4 337 6261795 1 II 8 teeth 68 For application refer to chart in I I group 4 33 7 6261794 1 8 teeth L I 68 Ser 30 D D Muncie 4 Spd V K s w prop shaft brake I L I I l 68 For application refer to chart in I I 4 337 group I 3866663 1 L 69 Blazer I A 3964593 L 1 L 6 teeth I L V 69 70 For application refer to chart in group 4 337 6261785 1 i I 69 70 For application refer to chart in group 4 337 6261077 1 l I 8 teeth black 69 70 For application refer to chart in I L I i I group 4 337 6261078 1 8 teeth orange V I 4 345 CLIP Speedometer Drive Gear 69 72 All Blazer 6261781 1 drive gear retainer l 4 351 GEAR Transmission Main Drive CIutch L L l I NOTE 1 Consists of one each gear gasket retainer and seal assy cone and ring 1 60 61 Ser 10 thru 30 w 4 Spd I 360883 1 1 4 shaft dia y I A 62 67 Ser 10 thru 30 w Muncie 4 V Spd exc 327 348 360885 1 L I 62 67 All w Muncie 4 Spd 327 348 360886 1 I L V 67 71 All w New Process 4 Spd 2495290 1 NP 959957 I 68 72 Ser 10 thru 30 Blazer L t L w Muncie 4 Spd 3901175 1 17 teeth L 48 55UComm w 4 Spd 1st Ser L 1 GM PARTS DIVISION GENERALMOTORS CORPORATION CHEVFl0LET 72TL L 4 342 4 351 L 4 4 92 I I L L REV 5 79