Symptoms:

  • Soft shifts
  • Flare shifts
  • Harsh shifts
  • Burnt clutches
  • Pressure loss

Cause:

Damaged, deformed and/or eroded end plugs and bores allow loss of critical hydraulic pressure.

Correction:

Recover hydraulic control and renew crucial circuit pressures by installing Sonnax drop-in O-ringed end plug kit.
  • ZF8HP50, ZF8HP75, ZF8HP95 O-Ringed End Plug Kit 35740-45K
  • ZF8HP50, ZF8HP75, ZF8HP95 O-Ringed End Plug Kit 35740-45K

You need this if...

Vacuum testing at the port(s) indicated fails to hold the recommended minimum in-Hg, or if wear is visually detected.

ZF8HP50, ZF8HP75, ZF8HP95 O-Ringed End Plug Kit Vacuum Test Locations