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Symptoms:
  • Delayed engagement
  • Excess heat
  • Flare shifts & bind-ups
  • Harsh engagement
  • Harsh shifts
  • Slipping
  • Soft shifts
  • TCC apply & release concerns
Cause:

Loss of oil pressure due to worn components in critical oil circuits.

Correction:

Zip Kit seals critical pressure losses and restores and extends accumulator action.

6R140

Zip Kit®

Part No.

6R140-ZIP

Zip Kit®
  • Zip Kit®

Small_6r140-zip_family

6R140

Zip Kit®

Part No. 6R140-ZIP

  • TCC Apply Boost Valve Kit
  • Converter Limit Valve, Sleeve & Spring
  • Accumulator Pistons (3)
  • O-Ringed End Plug Kit
  • Internal O-Ringed End Plug Kit
  • Accumulator Springs (3)

Complaint:

  • Delayed engagement
  • Excess heat
  • Flare shifts & bind-ups
  • Harsh engagement
  • Harsh shifts
  • Slipping
  • Soft shifts
  • TCC apply & release concerns

Cause:

Loss of oil pressure due to worn components in critical oil circuits.


Correction:

Zip Kit seals critical pressure losses and restores and extends accumulator action.

Sonnax Zip Kit 6R140-ZIP targets the root cause of multiple complaints by sealing the critical circuit pressure losses in Ford 6R140 valve bodies. The kit contains uniquely designed parts to prevent the loss of pressures within the main line, solenoid regulator, reverse, clutch control, TCC and solenoid apply circuits with no special tools required.

The Zip Kit quick guide provides clear and easy instructions on one sheet to get the unit sealed up and back on the road fast. In addition to general rebuilding tips and technical information, the technical booklet included in this kit contains vacuum testing and additional repair options for higher mileage units or for repairing specific complaints which are beyond the scope of this kit.

  • No reaming required
  • Installs quickly with no special tools required
  • Uniquely designed parts address root causes of valve body complaints by sealing critical pressure circuits
  • Detailed technical booklet included with in-depth rebuild and inspection tips for comprehensive valve body repair

In addition to general rebuilding tips and technical information, the technical booklet included in this kit contains vacuum testing and additional repair options for higher mileage units, or for repairing specific complaints which are beyond the scope of this kit.

Click on the unit names to view all recommended Sonnax repair options for these transmissions.

The Sonnax ZIP KIT®

The First Step in Correcting Common Shift Problems

It's easy to restore and extend vehicle shift quality with Zip Kits. Uniquely designed Sonnax parts target the root cause of valve body complaints and stop critical circuit pressure losses in the most common problem areas of the transmission.

Related Parts

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Related Tech Articles

Brian Wing

Adapt & Overcome

Contact a Sonnax Distributor to purchase this part.