Allison MT 640 Lockup Piston Seal Ring

Lockup Piston (OEM Equivalent) (SD6770845) (S6770845-OE)

MT 640 Automatic Transmission Seal, Lathe Cut Lockup Clutch (Outer) (except 644, 654) (72-Up) (101331B) (6758036)

Ring Gear (72-Up) (101590) (29523159)

Ring Gear (72-Up) (101595)

Ring Gear (640, 643) (72-Up) (101594) (6835568)

Seal, Lathe Cut Lockup Clutch (Outer) (644, 654) (72-Up) (101331A) (6758740)

Shift Shaft (640, 650) (72-Up) (101991) (23017610)

Main Case (72-Up) (101760) (23011779)

Front Planet (72-Up) (101582) (6882565)