Mack Trucks expanded its vocational offering to medium-duty customers, by announcing that the Allison 3000 RDS transmission is now available for order for the Mack MD Series models. Expanding to include the Allison 3000 RDS as an option for the MD Series was a strategic decision allowing additional options for applications that demand more power but are best suited for medium-duty vehicles.Mack previously only offered the Allison 2500 RDS for its MD Series models, which are assembled at its Roanoke Valley Operations plant in the Roanoke Valley in Virginia. Recently, Mack produced its 5,000th MD Series truck at the facility. The Allison 3000RDS transmission offers greater versatility for customers in 4×2 refuse, tank and dump applications.The MD Series equipped with an Allison 3000 RDS transmission is approved at a 33,000-lb. Gross Vehicle Weight Rating for refuse and recycling applications, allowing the Mack MD to haul more. The Allison 3000 also allows for a live power Power Takeoff for MD Series tanker trucks delivering heating oil, water, fuel and propane, and dump trucks, enabling the vehicle to move while using the PTO at the same time.The Allison 3000 RDS also offers a higher Gross Combination Weight Rating, allowing customers to drive the Mack MD Series model and pull utility trailers with small excavators. The Mack MD Series equipped with an Allison 3000RDS will have a GCWR of 45,000 lbs.The Mack MD Series can be spec’d to be a Class 6 with a GVWR of 25,995 pounds and a Class 7, with a GVWR of 33,000 pounds. With the MD Series, Mack now offers a complete lineup up vehicles from Class 6 to 8. Both MD Series models are exempt from the 12% Federal Excise TaxThe MD Series meets a wide variety of needs for medium-duty trucking applications, including dry van/refrigerated, stake/flatbed, dump and tank truck vocations. The Class 6 model does not require a Commercial Driver’s License to operate for non-hazardous payloads.Available in 4×2 configurations, the MD Series features a sharp wheel cut for enhanced maneuverability in tough urban settings. The MD Series cab design has an industry-best bumper-to-back-of-cab (BBC) measurement of 103 inches and is supported by Mack’s extensive dealer network.