Symptoms:

  • Soft shifts
  • Poor shift quality
  • Low base line pressure
  • Delayed Forward
  • Forward clutch failure

Cause:

Low line pressure.

Correction:

Raise line pressure and increase holding power by installing Sonnax elevated pressure main pressure regulator spring.

4R70W, AODE

Elevated Pressure Main Pressure Regulator Spring
Part No. 76948-06

For '95-Earlier units only.

Package Quantity: 5

View Instructions Find a Distributor

Ford vehicles equipped with 4R70W and AODE units may suffer delayed engagements and burnt forward clutches due to low line pressure. This can be even more pronounced in heavy-duty or performance vehicles. Installing Sonnax elevated pressure main pressure regulator spring 76948-06 eliminates these concerns by raising base line pressure to securely engage clutches.

Sonnax valve body layouts provide a detailed overview of individual units making it quick and easy to determine what’s available for the specific valve body you’re working on. See all Sonnax valve body layouts.

Ford AODE, 4R70W, 4R75W, 4R70E, 4R75E Valve Body Layout

Ford AODE, 4R70W, 4R75W, 4R70E, 4R75E Valve Body Layout
  • 4R70W, AODE Elevated Pressure Main Pressure Regulator Spring 76948-06
  • 4R70W, AODE Elevated Pressure Main Pressure Regulator Spring 76948-06