Mack is making the mDrive HD standard on Granite vocational models, though a manual or Allison automatic may be chosen instead. Photo: Tom Berg Mack’s mDrive HD automated manual transmission will ...
Mack Trucks released 13- and 14-speed versions of its Mack mDrive HD automated manual transmission to meet a wider range of customer applications, the company announced at the NTEA Work Truck Show.
The all-new Keystone is a rugged Class 8 power unit designed to deliver terrain versatility, enhanced comfort, and ‘legendary’ durability across multiple on- and off-highway ...