Symptoms:

  • 3-4 Clutch failure
  • Code 894, 1870
  • Overheated converter
  • No 3rd
  • Delayed Reverse

Cause:

Overheating and manufacturing flaws cause sleeve rotation and block oil flow, which leads to transmission failure.

Correction:

Replace worn or damaged stator shaft with this stator support shaft assembly

4L60-E

Stator Support Shaft Assembly
Part No. 77918S-08K

298mm Converter, reluctor style

View Instructions Find a Distributor

Sonnax stator support shaft assembly 77918S-08K eliminates sleeve rotation by securing the sleeve in place with Loctite®. The assembly is 100% leak tested by Sonnax to ensure a secure seal. Shafts have slotted bolt holes for easy alignment during installation.

  • Slotted bolt holes for easy installation
  • No machining required
  • Bushings installed
  • Stator Support Shaft with Bushings Installed 6.830" Long
  • 4L60-E Stator Support Shaft Assembly 77918S-08K
  • 4L60-E Stator Support Shaft Assembly 77918S-08K