• Broken parts due to excessive line pressure
  • Excess heat
  • Firm shifts
  • Flare shifts & bind-ups
  • Delayed engagement
  • Harsh engagement


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


Zip Kit seals critical pressure losses and restores and extends accumulator action. Drop-in parts install quickly and easily.

6R100, 6R80 (2015-Later)

Zip Kit®
Part No. 6R80L-6R100-ZIP

Kit will not fit 6R80 2014-earlier units

View Instructions Find a Distributor

Sonnax Zip Kit® 6R80L-6R100-ZIP targets the root cause of multiple complaints by sealing the critical circuit pressure losses in the Ford 6R100 and 2015-later 6R80 valve bodies. The kit contains uniquely designed parts to prevent the loss of pressures within the main line, solenoid regulator, reverse, clutch control 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 addtional repair options for higher mileage units or for repairing specific complaints which are beyond the scope of this kit.

  • Drop-in Zip Valve parts install quickly and easily, no reaming or 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
Learn More About Zip Valve™ Drop-In Repairs

This Zip Kit® 6R80L-6R100-ZIP is designed for 6R80 2015-later units. A separate Zip Kit® ZF6-6R60-ZIP is available for 6R80 2014-earlier applications.

  • Testing Spring
  • Testing End Plug
  • Clutch A Control Boost Valve & Sleeve Kit
  • Valve Body Accumulator Piston & Spring Kits (6)
  • O-Ringed End Plug Kit
  • Pressure Regulator Sleeve
  • Replacement Solenoid O-Rings (18)
  • O-Ringed Internal End Plug Kit

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 6R80, 6R100 Valve Body Layout

Ford 6R80, 6R100 Valve Body Layout

  • 6R100, 6R80 (2015-Later) Zip Kit® 6R80L-6R100-ZIP
Sonnax Zip Kit

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, drop-in 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.

Learn More About Sonnax Zip Kits