T TT T TT T TTTT T T lT TTT TT T TjTT TTJT T T T T T T 1 T I T T T T T Z T T TT T T T T T T T GM4 20 T T T T 1976 80 M3B M31 M33 TRANSMISSION INTERNAL COMPONENTS T T E 9 1 SHAFT Trans input T T II T T T 4 123 T T T T E 9 2 HOUSING Forward Clutch 4 I T T T T 4 169 T 3 SEAL Forward Clutch Pistcin lnner 1 T TT T T N S T T T T 4 SEAL Forward Clutch Piston Outer 1 T T T T T T T T N T T T T TTL T E 9 5 PISTON Forward Clutch T T T T T 4 188 T T E 9 B SEAT ASM Forward Clutch Piston W Springs T T T T T T 4 164 T T E 9 T 7 RING Forward Clutch Piston Return Spring Seat Retainer T TT T T T 4 184 T E 9 8 WASHER Input Ring Gear ThrustTFr nt T T T T T T T T 4 158 T T T T T E 9 9 GEAR Input Ring T T T T TT T T T T T use T T TT g e E 9 10 BUSHING Input Ring Gear T T T T T T 4TI58 T E 9 11 SPRING Forward Clutch Piston Cushion T TTT T T TTT T T 4 164 T E 9 12 PLATE Forward Clutch Drive Steel T T T T T TT T T 4 153 T T T E T 9 13 PLATE Forward Clutch Pressure Steel T T T TTTTT T T T T T T T T T T T 4 163 T E 9 14 RING Forward Clutch Pressure F IateTRetainer TT TT T T TTT T T T 4 187 T E 9 15 PLATE Forward Clutch Driven Faced T T T T TT T T TTTT T T T T T T T 4 163 T E 9 18 BEARING Output Carrier T TT TT L T T TT TTT T T 4 178 T E 9 17 CARRIER ASM Output TT T T TTTTT TT T T T T T T T 4 175 T l V E 9 18 BUSHINGT Reaction Carrier Planet T T T TT TT TT TT 4 176 TiTT i T E 9 T1S GEAR Sun TTTT QT T TT T T T T T T TTTTT 4 159 QT T T T E 9 20 BUSHING Sun Gear to Output Shall T TTT T T TT T T TT TT TT T T T T 4 178 E 9 21 RING Sun Gear Drive Shell Retainer TTTT T T T T T T T TTTTTT TT T 4 176 T T T T E 9 22 SHELL Sun Gear Drive T TTT T T T TT T TT TT TT T 4 175 T T T T T T E 9 23 T WASHER Sun Gear Thrust TTTT T TT T T TTTT T T T TT 4 176 T T E 9 T 24 WASHER Sun Gear Shell Rear Thrust TT TTTT TTT T T T T T T T T T 4 176 TKT T T E 9 25 RACE Low Ei Reverse Overrun Clutch T T T T T T T T TTTT T T 4 180 TT T T TTT E 9 26 T CLUTCH Low E4 Reverse Overrun T T TT TTTTT TTTTTT T TTT 4 180 T T E 9 27 RING Low Reverse Clutch to Cam Retainer TT TT T T TT T T T T 4 180 T T TT T iTT T E 9 28 RING Low En Reverse Clutch Supt to Case T T T TT TT T TTT T 4 180 T T T T T E 9 29 SUPPORT ASM Low Reverse Clutch T TTT TTT T T T TT TTTTTT T 4 162 T T TZ T T T E 9 30 PLATE Low Reverse Clutch Drive Faced TTT TT TT T T T T T T T 4 163 T T T E T 9 31 CARRIER Reaction Planet TT T T TTT TT T TTTT TT TT T T T 4 175 E 9 32 BEARING Output RingT Gear Thrust Front T T TT T T TT T 4 176 T T TT T T T E 9 33 BEARING KIT Output Ring Gear Bt Bearing TTTTT T T TT T T T T T T TT T T 4 187 T T TT T E 9 34 BUSHING Case tc Output Shaft T T T L T TTT T T TTT T T 4 104 T T T E 9 35 BEARING Output Ring Geer Rr Thrust T T TT TT T T T TT T 4 178 T E 9T 36 T RING Low Reverse Clutch Piston ReturnTSpring Seat Ret T TTT T TTT T T 4 184 T T T T E 9 T 37 PLATE Low Reverse Clutch Reaction Steel T T T T TT TT TT T 4 183 T T j T T T E 9 38 T SPRING Low Reverse Clutch Support Retainer T T T T T 4 180 Q y E 9 39 SEAT ASM Low Ea Reverse Clutch Pistnn Return W Springs T T 4 164 T T jT gf E 9 T 40 PISTON Lew E Reverse Clutch T TT T T T T T TT T TT TT TT T TTT 4 188 T i j T T E 9 41 SEAL KIT Lnw Bi Reverse Clutch Piston TT T T TT TT T T T TTT T 4 168 T E 9 42 RING Output arrier Retainer tu Output 5haIt T TT T TTTT TT T T T T 4 176 T Q T E 9 T 43 BUSHING Output Shatt T T T TTTT TTT T TT TTTTTTT TTT T TT T T T T 4 170 Tv E 9 44 SHAFT ASM Output T T T T TT TT TT T TT T TTTTTTTT T TT T 4 175 L T T E 9 T 45 CLIP Speedometar Drive Gear to Output Shaft T T T TTT TTTT T 4 345 T E 9 48 GEAR Speedorneter Drive T T T T T TT T TT T T T 4 343 T T T T E 9 47 WASHER Input F lirtgTGear Rr Thrust T TT TT T TT TT 4 158 T 1 T NOTE IT Included in SEAL Kl7 4 766 T T T r TT TT T T T T TT T WAREHUUSING AND DISTRIBUTIONTDIVISION OF GENERAL MOTORS CORPORATlON CHEVROLET I4A T T T T 13 83 T i 6 T T T T 4 000 GROUP T T T