SONNAX 77764-01 PISTON, FORWARD CLUTCH BILLET 700R4, 4L60E and 4L65E

$ 128.37

SKU: PATC-S74964B, 45FP, 77764-01 Categories: , , , , Tags: ,

Description

PISTON, FORWARD CLUTCH BILLET 700R4, 4L60E and 4L65E

700R4 / 4L60E Billet Forward Piston. The OEM cast aluminum forward piston frequently breaks due to rough castings and high stresses. This billet aluminum forward piston eliminates these concerns by using high strength billet material and is designed with added contours in the high stress areas. No machining or modifications are required to use this piston and it can be used in all 700R4 / 4L60E / 4L65E transmissions as long as it’s used in conjunction with an aluminum overrun piston.

700R4, 4L60E, 4L65E, 4L70E

Billet Forward Clutch Piston

Part No. 77764-01

The OE cast aluminum forward piston frequently breaks due to rough castings and high stresses. This billet aluminum forward piston eliminates these concerns by using high strength billet material and a design with added contours in the high stress areas. This piston can be used by itself or with Sonnax input housing reinforcement sleeve kit 77733-01K. No machining or modification is required to use this piston and it can be used in all 4L60/4L60-E/4L65-E as long as it is used in conjunction with an aluminum over run piston.

  • Eliminates concerns of forward piston breakage.
  • Improved durability and strength over the OE’s cast aluminum forward piston.
  • Can be used in both early and late model transmissions.

 

Additional information

Weight 1.5 lbs
Dimensions 8 × 8 × 3 in