UQM TECHNOLOGIES, INC., a developer of alternative energy technologies, announced today that it has been selected by Stewart & Stevenson Services, Inc. to provide a UQM® hybrid electric propulsion system for use on a U.S. Army future heavy truck demonstrator. The custom UQM® hybrid electric propulsion system is being provided in support of the Stewart & Stevenson Tactical Vehicle Systems, LP (TVS) recently announced contract award to develop a prototype as part of the U.S. Army's evaluation of a next generation tactical wheeled vehicle.

The Stewart & Stevenson contract, which is part of the Army's Future Tactical Truck System (FTTS) effort, extends the current National Automotive Center's Maneuver Sustainment Vehicle (MSV) modeling and simulation program to prototype stage. The FTTS is being built to support Future Force units equipped with the Future Combat Systems (FCS). The MSV program will allow the U.S. Army to evaluate the need and performance requirements for a future tactical vehicle that eventually could satisfy both the heavy and medium fleet.

Stewart & Stevenson Services, Inc. (NYSE: SVC - News), founded in 1902, is a billion-dollar company that manufactures, distributes, and provides service for a wide range of industrial products and diesel-powered equipment to key industries worldwide, including power generation, defense, marine, petroleum and transportation. The Company has produced over 30,000 FMTV vehicles since 1991 from their state-of-the-art facility in Sealy, Texas. The FMTV, which includes 2.5-ton, 5-ton and 10-ton trucks in more than 15 active variants, has become the platform of choice for the U.S. Army. For more information on Stewart & Stevenson visit www.ssss.com.

UQM Technologies, Inc. is a developer and manufacturer of power dense, high efficiency electric motors, generators and power electronic controllers for the automotive, aerospace, medical, military and industrial markets. A major emphasis of the Company is developing products for the alternative energy technologies sector including propulsion systems for electric, hybrid electric and fuel cell electric vehicles, 42-volt under-the-hood power accessories and other vehicle auxiliaries and distributed power generation applications. The Company's headquarters, engineering and product development center, and motor manufacturing operation are located in Frederick, Colorado. For more information on the Company, please visit its worldwide website at www.uqm.com.