May 13, 2015 8:31 pm

Mack Granite, mDrive HD Transmission – Hands On

Fleet Equipment Staff,

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Fleet Equipment Editor Jason Morgan visits the Mack Trucks Customer Center in Allentown, Pa., to take the Mack Granite, outfitted with the new mDrive HD automated-manual transmission (AMT), for a spin, while getting the inside story from Mack Trucks Vice President of Marketing John Walsh.