Symptoms:

  • Planetary failure
  • Planetary wear

Cause:

Insufficient lube oil and/or excessive clearances.

Correction:

Sonnax offers replacement parts for rebuilding damaged rear planet assemblies and gives rebuilders the option of replacing only the worn components.

4L65-E, 4L70-E

Round Washer
Part No. 77732-04

For 5-pinion rear planetary assemblies.

Package Quantity: 10

Find a Distributor

Sonnax round washer 77732-04 is a direct replacement for worn or damaged OE washers in five-pinion rear planetary assemblies. This Sonnax washer is made from through-hardened steel to help eliminate needle roller thrust wear.

  • 4L65-E, 4L70-E Round Washer 77732-04