An aging driver population and the addition of vocational-specific features are the top reasons fleet managers and industry executives cited for growth in two-pedal transmission use among vocational truck buyers.

Mack Trucks introduced split-shaft functionality for its Mack mDRIVE HD automated manual transmission to provide customers with high-demand power takeoff.

Truckload carrier Schneider announced it has converted more than half of its heavy-duty trucks to automated manual transmissions and expects to complete the process in 2019.