Ford 4R44E / 4R55E / 5R55E Valve Body Shift Correction Package
1995-2011
Modifications made in this Correction Package, by Superior Transmission Parts, will allow the use of the less expensive EPC soelnoid. Pressure loss while crusing at highway speeds is common. The pressure riser supplied with this correction package keeps line pressure at a consistent level during operation.
Corrects or Prevents the Following Problems
- Delay in reverse
- Soft sliding shifts
- Overlap shift timing
- 3rd gear slips
- Slips or loss of forward
- Low pressure dips
- Regular and heavy duty options
Superior Transmission Parts Number: K4R/5R55E
