4 SPEED MANUAL TRANSMISSION 4 415 GEAR Transmission Third Gear Con t 6 85 86 CK1 2 MY6 14039077 1 80 25 GEAR 4TH SPD 87 RV1 2 MY6 14039077 1 80 25 GEAR 4TH SPD 87 88 RV1 2 3 M20 3901161 1 N L GEAR 3RD SPD 1 4 416 WASHER Transmission Main Shaft Gear Retaining 85 86 CK1 2 3 M20 3932267 1 2 55 WASHER 3RD SPD GR THRUST 87 88 RV1 2 3 M20 3932267 1 2 55 WASHER 3RD SPD GR THRUST 4 417 GEAR Transmission First and Reverse 85 86 CK1 2 3 M20 476766 1 98 25 GEAR W PIN 1ST SPD 85 86 CK1 2 3 M20 3901170 1 N L GEAR REV 85 86 CK1 2 MY6 14039075 1 87 50 GEAR 1ST SPD 87 RV1 2 MY6 14039075 1 87 50 GEAR 1ST SPD 87 88 RV1 2 3 M20 476766 1 98 25 GEAR W PIN 1ST SPD 87 88 RV1 2 3 M20 3901170 1 N L GEAR REV 4 419 BUSHING WASHER Transmission First And Reverse Gear NOTE FOR COMPONENT PARTS OF STRG COLUMN SEE CHART AT THE END OF THE 6 000 GROUP 85 86 CK1 2 3 M20 465455 1 8 30 BUSHING 1ST SPD GR V 87 88 RV1 2 3 M20 465455 1 8 30 BUSHING 1ST SPD GR 85 86 CK1 2 3 M20 465450 1 3 35 WASHER 1ST SPD GR THR 87 88 RV1 2 3 M20 465450 1 3 35 WASHER 1ST SPD GR TI IR 4 421 GEAR Transmission Countershaft 85 86 CK1 2 3 M20 3955570 1 93 25 GEAR W SPCR CLUTCH COUNTER 85 86 CK1 2 3 M20 3968038 1 N L GEAR 3RD SPD COUNTER 85 86 CK1 2 MY6 15546535 1 345 00 GEAR COUNTER 85 86 CK1 2 3 M20 14053671 1 149 00 GEAR COUNTER NOTE 3 85 86 C1 305H MY6 15546535 1 345 00 GEAR COUNTER 87 RV1 MY6 15546535 1 345 00 GEAR COUNTER 87 88 RV1 2 3 M20 3955570 1 93 25 GEAR W SPCR CLUTCH COUNTER 87 88 RV1 2 3 M20 3968038 1 N L GEAR 3RD SPD COUNTER 87 88 RV1 2 3 M20 14053671 1 149 00 GEAR COUNTER 4 422 BEARING CAP RING ROLLER Transmission Countershaft Gear 85 86 CK1 2 3 M20 907474 1 N L BEARING CNTR GEAR RR 4 408 85 86 CK1 2 3 M20 7451785 1 N L BEARING CNTR GEAR FRT 5 855 87 88 RV1 2 3 M20 907474 1 N L BEARING CNTR GEAR RR 4 408 87 88 RV1 2 3 M20 7451785 1 N L BEARING CNTR GEAR FRT 5 855 85 86 CK1 2 3 M20 3866347 1 47 CAP CNTR GR FRT BRG 87 88 RV1 2 3 M20 3866347 1 47 CAP CNTR GEAR FRT BRG 85 86 CK1 2 3 M20 2600236 1 1 60 RING CNTR GR RR BRG RET 4 412 85 86 CK1 2 3 M20 3866346 1 42 RING CNTR GR RET 85 86 CI 1 2 3 M20 3920708 2 53 RING CLU CNTR GR RET 87 88 RV1 2 3 M20 2600236 1 1 60 RING CNTR GR RR BRG RET 4 412 87 88 RV1 2 3 M20 3866346 1 42 RING CNTR GR RET 87 88 RV1 2 3 M20 3920708 2 53 RING CLU CNTR GR RET 85 86 CK1 2 MY6 14039096 AR 33 ROLLER COUNTER GR RLR 87 RV1 2 MY6 14039096 AR 33 ROLLER CNTR GR RLR 4 423 GASKET WASHER Transmission Counter Gear 85 86 CK1 2 3 M20 3866348 1 53 GASKET CNTR GR FRT BRG CAP 87 88 RV1 2 3 M20 3866348 1 53 GASKET CNTR GR FRT BRG CAP 85 86 CK1 2 MY6 14039097 2 1 10 WASHER CLU CNTR GR THRUST 85 86 CK1 2 3 M20 3901158 1 1 75 WASHER CLU CNTR GR THRUST 87 RV1 2 MY6 14039097 2 1 10 WASHER CLU CNTR GR THRUST 87 88 RV1 2 3 M20 3901153 1 1 75 WASHER CLU CNTR GR THRUST 4 426 SPACER Transmission Countershaft Gear 85 86 CK1 2 3 M20 14020811 I 1 2 55 SPACER CLU CNTR GR 1 56 IN LONG NOTE 1 85 86 CK1 2 MY6 14039098 1 3 00 SPACER CLU CNTR GR 5 5 8 IN LONG 85 86 CK1 2 MY6 14039099 4 3 00 SPACER CLU CNTR GR 3 32 THK 87 RV1 2 MY6 14039098 1 3 00 SPACER CLU CNTR GR 5 5 8 IN LONG 87 RV1 2 MY6 14039099 4 3 00 SPACER CLU CNTR GR 3 32 THK 87 88 RV1 2 3 M20 1402081 I 1 2 55 SPACER CLU CNTR GR 1 56 IN LONG 4 428 SHAFT Transmission Counter 85 86 CK1 2 MY6 14039095 1 23 95 SHAFT CNTR GR 87 RV1 2 MY6 14039095 1 23 95 SHAFT CNTR GR 4 429 KEY Transmission Countershaft Gear 85 86 CK1 2 MY6 2448135 1 55 KEY CNTR GR SHAFT 87 RV1 2 MY6 2448 135 1 55 KEY CNTR GR SHAFT 1 1988 GENERAL MOTORS SERVICE PARTS OPERATIONS LT TRUCK 52R L REV 1 88 4 15 4 415 4 429