Pistons

TH400 Early 4L80E Intermediate Piston - Aluminium

Aluminium style intermediate clutch piston for GM's Turbo 400 and early 4L80E automatic transmissions.  

TH400 4L80E Intermediate Piston - Alum

This is a good used intermediate piston for TH400 and early 4L80E transmissions.

4L80E 4th Clutch Accumulator Piston (2002-2009)

This is a new AC Delco replacement 4th clutch accumulator piston for GM's 4L80E and 4L85E automatic transmissions manufactured from 2002 to 2009.

4L80E 3rd Clutch Accumulator Piston (2002-2009)

This is a new AC Delco replacement 3rd clutch piston for GM's 4L80E and 4L85E transmissions manufactured from 2002 to 2009.

4L80E Forward Clutch Piston Kit (1991-UP) 8675507

This is a good used OE forward clutch piston kit for GM's 4L80E automatic transmissions.  It contains the piston (OE # 8675507), forward retainer spring, and snap ring.  

4L80E Forward Clutch Lip Seal Sleeve Molded Rubber Piston (1997-UP)

This is a new GM 4L80E forward clutch lip seal sleeve molded rubber piston for transmission built from 1997-UP.  

4L80E Overrun Clutch Molded Rubber Piston

Overrun Clutch Molded Rubber Piston OEM # 24202092

4L80E Direct Clutch Molded Rubber Piston

Direct Clutch Molded Rubber Piston OEM # 24204961

4L80E Forward Clutch Molded Rubber Piston

Forward Clutch Molded Rubber Piston OEM # 24204957

4L80E Molded Rubber Piston Kit (1997-UP)

This is a new high-quality 4L80E molded rubber piston kit, which contains all the molded rubber pistons required to replace the OEM pistons in GM's 4L80E transmission.   It is suggest you replace the molded rubber pistons on every 4L80E rebuild due...

4L80E Overrun Clutch Piston Kit (2001-UP)

Kit Contains Overrun Clutch Piston (OEM # 24202092) Overrun Clutch Piston Return Spring Assembly Overrun Clutch Piston Snap Ring

4L80E Intermediate Clutch Aluminum Piston (1990-UP) 24202553

All OEM hard parts are cleaned and tested prior to sale. 

4L80E Intermediate Clutch Piston Kit (1997-UP)

Kit Contains Intermediate Clutch Piston (OEM # 24202553) Intermediate Clutch Piston Return Spring Assembly Intermediate Clutch Piston Snap Ring