Just announced: The Mack mDRIVE HD 13-speed is now standard on Mack Granite models. Available in direct or overdrive configurations, the new Mack mDRIVE HD offers a low reduction creeper gear ratio designed for easier startability on steep grades and improved fuel economy. http://pub.vitrue.com/r2ie2 | Mack Trucks

2.2K views · 102 reactions | The Mack TerraPro with mDRIVE HD now features split-shaft functionality - meaning you're geared for serious pumping power. See the TerraPro pumper in person at booth C5103 at #WorldofConcrete. #WOC2020 | Mack Trucks | Facebook

Mack's mDRIVE HD automated transmission is now available with 13- and 14-speeds, allowing drivers to slow down for jobs that require extra precision or speed up to take on the toughest work. http://pub.vitrue.com/7pqT | Mack Trucks