I 5 SPEED MANUAL TRANSMISSION I 4 384 KEY RING SPRING Transmission Synchronizer Con t 83 ST1 2ND DES 14083521 6 1 10 KEY 3RD 4TH 5TH SPD SYN 2ND DES I IDENT BY WINGED FLANGES ON SIDE I O F KEY 1ST HAS NO WINGED FLANGES PG4 3 28 84 89 ST1 A 14083521 6 1 10 KEY 3RD 4TH SPD SYN PG4 3 28 85 89 ST1 14050745 3 1 65 KEY 5TH SPD SYN PG4 19 33 90 S1 ML3 MW1 14050745 3 1 65 KEY 5TH SPD SYN PG4 19 33 90 S1 ML3 MW1 14083521 6 1 10 KEY 3RD 4TH SPD SYN PG4 3 28 90 S1 ML3 MW1 14085894 3 1 10 KEY 1ST 2ND SPD SYN PG4 3 35 82 89 ST1 9436787 1 1 30 RING 5TH SPD SYN FRTVRET PG4 20 60 82 85 ST1 14058966 1 1 30 RING 5TH SPD SYN FIR RET PG4 19 48 85 90 S1 ML3 MW1 14058966 1 1 30 RING 5TH SPD SYN RR RET PG4 19 48 85 89 T1 ML2 14058966 1 1 30 RING 5TH SPD SYN RR RET PG4 19 48 90 S1 ML3 MW1 9436787 1 1 30 RING 5TH SPD SYN FRT RET PG4 20 60 I 82 89 ST1 14053317 AR 1 15 SPRING 5TH SPD SYN PG4 19 53 82 84 ST1 MB6 15618013 4 98 SPRING 1ST 2ND 3RD 4TH SYN Q PG4 3 12 85 90 S1 ML3 15618013 4 98 SPRING IST 2ND 3RD 4TH SYN PG4 3 12 85 T1 2 5E ML2 15618013 1 98 SPRING 1ST 2ND 3RD 4TH SYN PG4 3 12 j 85 T1 2 8B MB1 15618013 1 98 SPRING 1ST 2ND 3RD 4TH SYN PG4 3 12 86 89 T1 ML2 15618013 1 98 SPRING 1ST 2ND SRD 4TH SYN PG4 3 12 89 90 S1 MW1 15618013 4 98 SPRING 1ST 2ND 3RD 4TH SYN I PG4 3 12 A Q 90 S1 ML3 MW1 Q 14053317 AR 1 15 SPRING 5TH SPD SYN PG4 19 53 4 395 GEAR Transmission Second Speed 82 85 ST1 15585186 1 136 00 GEAR 2ND SPD 31 TEETH PG4 3 34 85 90 S1 ML3 15585187 1 136 00 GEAR 2ND SPD 31 TEETH PG4 15 38 85 89 T1 ML2 15585186 1 136 00 GEAR 2ND SPD 31 TEETH PG4 3 34 89 90 S1 MW1 15585186 1 136 00 GEAR 2ND SPD 31 TEETH PG4 3 34 A 4 398 RING WASHER Transmission Shaft and 2nd Speed Gear 82 89 ST1 14058960 1 84 RING 2ND SPD GR THR WA RET PG4 3 I 32 90 S1 ML3 MW1 14058960 1 84 RING 2ND SPD GR THR WA RET PG4 3 32 82 89 ST1 A 14050741 1 4 10 WASHER 2ND SPD GR THR PG4 3 33 90 S1 ML3 MW1 14050741 1 4 10 WASHER 2ND SPD GR THR PG4 3 33 4 399 PIN Transmission Mainshaft I 84 85 S1 2 8B MB1 15546830 1 66 PIN PG4 24 70 85 89 ST1 15546830 1 66 PIN PG4 24 70 90 S1 ML3 MW1 15546830 1 66 PIN PG4 24 70 4 403 SHAFT Transmission I 82 88 S1 15616186 1 433 00 SHAFT W 1ST 2ND SPD SYN OUTPUT ON SOME EARLY MODEL TRANS IT MAY BE NECESSARY T0 REPLACE THE 1ST SPD GR THR WASHER WITH 361138 AND DISCARD THE 1ST SPD GR THR WASHER RETAINER PIN PG4 3 E 14 83 84 T1 MB6 15616187 1 462 00 SHAFT W 1ST 2ND SPD SYN OUTPUT PG4 3 14 84 85 T1 MB1 15616187 1 462 00 SHAFT W 1ST 2ND SPD SYN OUTPUT PG4 3 14 85 89 T1 ML2 15616187 1 462 00 SHAFT W 1ST 2ND SPD SYN OUTPUT PG4 3 14 89 90 S1 ML3 MW1 15615679 1 440 00 SHAFT OUTPUT COMPLETE INCLUDES HUB RR SLIDING GEAR PG4 27 18 4 406 WASHER Transmission Mainshaft 4 90 ST1 4 3Z LB4 M TRNS a MY2 8672203 1 5 05 WASHER THRUST SPL PG4 41 48 4 408 BEARING Transmission Mainshaft Rear Output 82 89 ST1 9431708 1 18 75 BEARING OUTPUT SHAFT RLR PG4 3 18 90 S1 ML3 MW1 9431708 1 18 75 BEARING OUTPUT SHAFT RLR PG4 3 18 90 ST1 4 32 LB4 M TRNS MY2 8672210 1 39 00 BEARING OUTPUT SHFT PG4 41 33 N 1990 GENERAL MOTORS SERVICE PARTS 0PERATIONS LT TRUCK 52S REV 10 90 4 33 I 4 384 4 408