Fd6f50l front

6F50, 6F55
Remanufactured Valve Body FD6F50E

Fits '07–'09 units with 1.35 ratio 3-5-R. Sold without transmission control module.

Fd6f50l front

6F50, 6F55
Remanufactured Valve Body FD6F50L

Fits '09-later units with 1.83 ratio 3-5-R. Sold without transmission control module.

113741 22k

JF011E (RE0F10A)

Oversized Lockup Control Valve Kit 113741-22K

    Helps cure:
  • Jerking on coastdown
  • Harsh engagement
  • High engine RPM
  • No lockup
144740 vtp

6F35 (Gen. 1), 6F35 (Gen. 2), 6T40 (Gen. 1), 6T45 (Gen.1), 6T50 (Gen. 1)

Vacuum Test Plate Kit 144740-VTP

6T40/45/50, Gen. 1 only; 6F35 Gen. 1 & Gen. 2

33741b 14k

01J, 01T

Oversized MDV Minimum Pressure Valve Kit 33741B-14K

    Helps cure:
  • Delayed engagement
  • Slips in Forward & Reverse
77964 14k

4L60-E, 4L65-E, 4L70-E

Oversized 4-3 Sequence Valve Kit 77964-14K

For use with OE valve/bore only.

    Helps cure:
  • 2-4 Band burned
  • Low 4th Gear pressure
  • No 4th
  • 2nd Quality poor
37947 52

4R44E, 4R55E, 5R44E, 5R55E

Outer Reverse Modulator Valve 37947-52

OE Size

    Helps cure:
  • Delayed Reverse
  • Burnt Reverse band
  • Direct clutch burned
  • No Reverse
37947 53

4R44E, 4R55E, 5R44E, 5R55E

Inner Reverse Modulator Valve 37947-53

OE Size

    Helps cure:
  • Delayed Reverse
  • Burnt Reverse band
  • Direct clutch burned
  • No Reverse
37947 54

4R44E, 4R55E, 5R44E, 5R55E

Pressure Regulator Valve 37947-54

OE Size

    Helps cure:
  • Delayed engagement
  • Low line pressure
  • High line pressure
  • Overheating
  • Low cooler flow at idle