Product Description
Sonnax part number: 77731-05
FITS 4-PINION REAR PLANETARY
Sonnax batwing washer 77731-05 is a direct replacement for worn or damaged OE washers in listed GM transmissions. Made from solid bronze, Sonnax washers eliminate spin and protect against rapid wear.
Symptoms
- Planetary failure
- Planetary wear
Cause
Insufficient lube oil and/or excessive clearances.
Correction
This kit offers replacement parts for rebuilding damaged rear planet assemblies and gives rebuilders the option of replacing only the worn components.
Contents
- Washer (4)
Product Videos
Custom Field
Transmission Model(s) 700R4, 4L60E, 4L65E, 4L70E
