HomeTrucksTrucks & AccessoriesPurebred Mack Includes mDrive TransmissionThe mDrive automated mechanical transmission is now standard the Mack Granite.March 11, 2015WTS 15 - Mack Golden Bulldog v1RelatedMack Trucks Launches ElectriFi Subscription for MD Electric VehiclesVolvo Celebrates 15 Years of I-Shift in North AmericaMack Defense Awarded GSA Contract for Mack Granite ModelsGlenn O. Hawbaker Relies on Mack Trucks to Deliver Fuel Efficiency, Driver RetentionRecommendedFleet MaintenanceBuilding a Mechanic Truck That Works for YouThe ideal truck will maximize on-location maintenance and repair.Fleet MaintenanceCaterpillar Launches Program to Develop Hydrogen-Hybrid Power SolutionThe project will demonstrate how control systems and electric-hybrid components can help hydrogen-fueled engines meet or exceed the power density and transient performance of traditional diesel engines.SponsoredGuide to Toolbox System Configuration for Mechanic & Service TrucksDiscover how to elevate construction efficiency with the ultimate toolbox system guide! Find your perfect match for higher productivity.