BILLET OVERDRIVE PLANET 4L80EFeatures and benefits :
- Fits 1991 - 2000 year models
- Planet top is manufactured from 4140 HTSR billet steel
- Planet top is contoured to the housing to eliminate the possibility of separation under load
- Perfect for high performance and heavy towing
- 100% drop in product
- no core exchange required
It is not uncommon to see the splines stripped out of the overdrive planet on 4L80E's. The becomes a more prominent in higher horsepower applications or vehicles with larger wheel's and tires. This new billet 4L80E overdrive planet eliminates this by manufacturing the turbine splines from 4140 heat treated stress relieved steel.