4L80E Overdrive Planetary
This overdrive planetary assembly is redesigned with a billet steel drive plate to eliminate spline/housing failure in high horsepower and extreme applications.
- Fits 1991-2000
- Top Hat is made from 4140 HTSR billet steel and is contoured to the planetary housing to eliminate any possibility of separation under load.
- 100% drop-in product
- No core exchange required