4 SPEED MANUAL TRANSMISSION 4 104 VENTILATOR Transmission Case 85 89 G 1 2 MY6 i 2448160 1 93 VENTILATOR EXT PG4 8 63 4 105 BOLT COVER RING Transmission Case 85 89 G1 2 MY6 14095692 1 1 70 BOLT TRANS CVR 5 16 18 X 1 27 PG4 7 25 85 89 G1 2 NIY6 14095693 7 88 BOLT TRANS CVR 5 16 18 X 1 725 PG4 7 25 85 89 G1 2 MY6 14053362 1 43 25 COVER TRANS PG4 7 29 85 86 G1 2 I IY6 3 42R 3 73R 15580484 1 31 RING TRANS COVER E RETAINER SNAP PG4 7 29 87 89 G1 2 MY6 15580484 1 31 RING TRANS COVER E RETAINER SNAP PG4 7 29 4 133 INDICATOR Transmission Oil Level 88 89 G3 7 4N 15677057 1 INDICATOR TRANS FLUID LEVEL 91 G3 4 32 LB4 5 7K LO5 7 4N L19 A TRNS MT1 15677053 1 INDICATOR TRANS FLUID LVL 4 303 FORK Transmission Gearshift 85 88 G1 2 MY6 335199 1 35 75 FORK TRANS 3RD 4TH SHIFT 04 555 PG4 7 15 85 89 G1 2 NIY6 14039104 1 44 50 FORK TRANS 1ST 2ND SHIFT PG4 7 16 4 307 LINK PIN RlNG Transmission Gearshift 85 89 G1 2 MY6 14053364 1 1 85 LINK REVERSE INTERLOCK PG4 8 70 85 89 G1 2 MY6 14053363 1 2 05 PIN REV INTERLOCK LINK RETAINING PG4 8 71 85 88 G1 2 MY6 2412661 1 38 RING REV INTERLOCK LINK PIN RET PG4 7 21 4 309 RETAINER SEAL SHAFT Transmission Shifter Shaft 85 89 G1 2 MY6 14039105 3 1 45 RETAINER TRANS SHIFT SHAFT SEAL PG4 7 19 85 89 G1 2 MY6 14095695 3 76 SEAL SHIFT SHAFT O RING PG4 7 18 85 89 G1 2 MY6 14039090 1 22 10 SHAFT TRANS FWD SHIFT PG4 7 17 85 89 G1 2 MY6 14039091 1 13 70 SHAFT TRANS REV SHIFT PG4 7 31 4 311 CAM PIN RING SPRING Transmission Shift Shaft Detent 85 89 G1 2 MY6 14039109 2 3 50 CAM TRANS DETENT PG4 7 22 85 89 G1 2 MY6 14095696 1 1 15 PIN DETENT CAM RET PG4 8 67 85 89 G1 2 I I Y6 2412661 1 38 RING DETENT CAM RET 04 307 PG4 7 21 85 89 G1 2 MY6 14039107 1 61 SPRING TRANS REV SHIFT LVR DETENT BALL PG4 7 32 85 89 G1 2 MY6 14039108 1 61 SPRING TRANS DETENT CAM PG4 7 20 4 317 EXTENSION Transmission Case 85 89 G1 2 IVIY6 14071756 1 176 00 EXTENSION TRANS PG4 8 64 4 318 GASKET SEAL Transmission Rear Main Bearing 85 89 G1 2 MY6 14039106 1 1 75 GASKET EXT PG4 8 60 85 86 G1 2 3 3932255 1 N L SEAL EXT OIL PG4 3 19 4 31 9 BUSHING Transmission Extension 85 89 G1 2 3 6260048 1 1 70 BUSHING TRANS EXT PG4 3 18 4 338 RETAINER RING SEAL Speedometer Driven Gear NOTE FOR SPEEDO GEAR USAGE APPLICATION SEE CHART IN GROUP 4 450 85 89 G1 2 3 MY6 1254856 1 1 20 RETAINER SPEEDO DRIVEN GEAR SLEEVE PG4 15 40 85 88 G1 2 3 1361618 1 40 RING OIL SEAL RET PG4 16 53 85 87 G1 2 3 1240382 1 81 SEAL SPEEDO DRIVEN GEAR PG4 15 42 85 87 G1 2 3 3869910 1 2 35 SEAL SPEEDO PINION 85 88 G1 2 3 14018671 AR 50 SEAL SPEEDO CBL 85 89 G1 2 3 MY6 15562374 1 57 SEAL SPEEDO DRIVEN GEAR SLEEVE PG4 71 82 4 342 CABLE Transmission to Speedometer 85 G1 2 3 25033510 1 28 50 CABLE SPEEDO FLEX W CASING 2875MM 86 89 G1 2 25033510 1 28 50 CABLE SPEEDO FLEX W CASING 88 89 G3 7 4N 350M 15590213 1 16 05 CABLE SPEEDO FLEX W CASING j 1991 GENERAL MOTORS SERVICE PARTS OPERATIONS LT TRUCK 52G 4 1 04 4 342 4 20 1 91