Bert Aluminum Late Model Transmission w/ Ball Spline Option H77215FL From the uniquely integrated Filter-to-Housing

From the uniquely integrated Filter-to-Housing design to the state of the art

1980-1981 GMC P2500

recommended for extended service in heavy-duty automotive

Socks are sold in pairs and include an SFI 3

Bert Aluminum Late Model Transmission w/ Ball Spline Option H77215FL From the uniquely integrated Filter-to-HousingIntroducing the greatest design improvement since the BERT Transmission. The new Ball Spline Drive system, incorporated in your BERT transmission will give you an amazing 5 inches of drive shaft yoke travel! The Bert Late Model Transmission is the ultimate combination of performance, reliability and light weight. High gear is direct drive. Low gear and reverse are operated by an internal hydraulic clutch which eliminates the regular clutch. Measures