• Burnt clutches
  • Delayed engagement
  • Inadequate lubrication
  • Low pressure
  • Slips & flares
  • Soft shifts
  • TCC apply & release concerns
  • TCC codes


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


Recover hydraulic control and restore normal operation by installing Sonnax Zip Kit.

A750E, A750F, A760E, A760F, A760H, A761E, A960E, A960F, AB60E, AB60F

Zip Kit®
Part No. A750E-A761E-ZIP

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Sonnax Zip Kit A750E-A761E-ZIP targets the root cause of multiple complaints by sealing the critical circuit pressure losses in Toyota/Lexus A750, A760 and A960 series valve bodies. The kit contains uniquely designed parts to prevent the loss of pressures within the main line, clutch apply control and lockup control circuits. The kit also seals multiple circuits known to suffer from end plug leakage or poor checkball sealing. No special tools are required for installing these parts.

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 information and locations at other key areas of the valve body.

  • 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
  • End Plug 9mm
  • End Plugs (9) 11mm
  • End Plugs (3) 12mm
  • O-Rings (2) Small, 1 Extra
  • O-Rings (19) Medium, 7 Extra
  • O-Rings (2) Large, 1 Extra
  • Solenoid Modulator Valve, Sleeve, Spring, End Plug
  • Boost Valve Kit
  • Accumulator Piston Kit
  • Accumulator Control Plunger Valve Kit
  • Checkballs (20) .218" dia.
  • Lockup Control Valve Assembly
  • Lockup Control Plunger Sleeve
  • Installation Screw Not Shown

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.

Toyota/Lexus A750E/F Valve Body Layout

Toyota/Lexus A750E/F Valve Body Layout

Toyota A760E/F/H Series Valve Body Layout

Toyota A760E/F/H Series Valve Body Layout
  • A750E, A750F, A760E, A760F, A760H, A761E, A960E, A960F, AB60E, AB60F Zip Kit® A750E-A761E-ZIP

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.

Learn More About Sonnax Zip Kits