4 421 GEAR Transmission Countershaft 33 36 CC DC EC FC 3 SPD assy w bushings 23 T 14 T 19 T 473209 1 14 75 37 39 ALL 3 SPD assy w bushings 27 T 15 T 22 T 590927 1 17 40 40 53 PASS KC assy w bushings 27 T 14 T 22 T 591880 1 17 40 54 57 COMM 3 SPD hvy duty 31T 26T 19T 16T 2 grooves around shaft 3709333 1 30 50 40 53 PASS hvy duty 40 57 COMM 3 SPD exc hvy duty 54 57 PASS 3 SPD exc close ratio cluster 27 T 14 T 22 T 3845201 1 17 40 55 57 CORV 3 SPD 56 57 PASS 3 SPD close ratio cluster 31 T 14 T 26 T 3729696 1 19 30 31 47 ALL 4 SPD exc LT 2nd speed 23 T j width 590501 1 7 40 31 47 ALL 4 SPD exc LT 3rd speed 33 T 590502 1 8 55 31 47 ALL 4 SPD exc LT reverse 23 T 1 width 4 590503 1 7 40 31 47 ALL 4 SPD exc LT driven 40 T 590504 1 8 85 31 41 ALL 4 SPD exc LT lst design lst speed complete w shalt 14 T 590500 1 10 75 41 47 ALL 4 SPD 2nd design 1st speed complete w shaft 14 T iden tity by two grooves on hub near gear 591263 1 11 10 48 57 ALL 4 SPD 1st speed 14 T 3719447 1 12 25 48 57 ALL 4 SPD 2nd speed 23 T 591395 1 7 40 48 57 ALL 4 SPD 3rd speed 33 T 591396 1 8 55 48 57 ALL 4 SPD reverse 23 T 591397 1 7 40 48 57 ALL 4 SPD driven 40 T 591399 1 9 05 NOTE Use lst speed counter gear 590500 w lst and 2nd speed gear 364193 34 T 43 T NOTE Use 1st speed counter gear 591263 w 1st and 2nd speed gear 605555 34 T 42 T 4 422 BEARING ROLLER RING RETAINER PLATE SPACER WASHER DEFLECTOR Transmission Countershaft Gear 31 57 ALL 4 SPD exc LT roller tront HY ORB 1206 142260 1 5 95 31 47 ALL 4 SPD exc LT roller rear HY ORB 1207 121856 1 6 80 48 57 ALL 4 SPD ball rear ND 43308L1A 901604 1 9 90 40 57 ALL CORV 3 SPD exc hvy duty ROLLER brg dia x 4 O L not used w bushed type countergear 435847 50 50 4 00 54 57 COMM 3 SPD hvy duty ROLLER brg frt and rear M O L 3709328 80 40 1 95 48 57 ALL 4 SPD RING trt brg retaining 125 591401 1 10 48 57 ALL 4 SPD RING trt brg retaining 132 red mark 591402 1 10 48 57 ALL 4 SPD RING irt brg retaining 140 blue mark 591403 1 10 i 55 57 ALL 4 SPD 2nd Ser RING rear brg retaining 050 591959 1 15 48 55 ALL 4 SPD lst Ser RETAINER rear brg 2 dia w 2 l g holes 591670 1 20 48 55 ALL 4 SPD 1st Ser PLATE rear brg lock 1 M O L w 2 1 3 holes 591671 1 10 31 47 ALL 4 SPD exc LT SPACER brg 22 O D x Pig width 590497 1 65 48 57 ALL 4 SPD SPACER brg 1 1 D x 222tQ O D x thick 591392 1 65 54 57 COMM 3 SPD hvy duty SPACER brg Z3 I D x 41 O L 3709323 1 80 54 57 COMM 3 SPD hvy duty WASHER brg 1 D x UQ O D x M thick 3709324 4 15 57 PASS 3 SPD close ratio 57 CORV 3 SPD WASHER roller brg thrust M 1 D it Mg O D 3737814 2 15 48 57 ALL 4 SPD DEFLECTOR rear brg oil 1Z I D x SEQ O D 591652 1 20 4 423 WASHER Transmission Counter Gear Thrust 32 40 PASS COMM 5 1 D 4 notches x 1 O D x thick 41 53 PASS used only w bushed type countergear 590826 2 30 40 53 PASS hvy duty 40 53 COMM 3 SPD exc hvy duty I 54 56 ALL CORV 3 SPD exc hvy duty 57 ALL 3 SPD exc hvy duty close ratio lh 1 D x 1 O D x lg thick w tang 3845097 2 25 54 57 COMM 3 SPD hvy duty front I D x 2 O D 1 notch 3709325 1 40 54 57 COMM 3 SPD hvy duty rear Z4 I D x 2 O D 4 notches 3709326 1 65 54 57 COMM 3 SPD hvy duty rear I D x 2 O D 2 notches 3709327 1 55 31 47 ALL 4 SPD exc LT 1 I D 1 notch x 21 O D x 4 thick 590498 1 35 57 PASS 3 SPD close ratio 57 CORV 3 SPD V 1 O D 3740819 2 40 4 421 4 423 408 mm Ann mt 1