TM4 Business Announces Production of 12,000th TM4 SUMO™ Electric Powertrain for Buses, Commercial Vehicles in China



TM4 Business Announces Production of 12,000th TM4 SUMO™ Electric Powertrain for Buses, Commercial Vehicles in China

March 5, 2019

BOUCHERVILLE, Québec, March 5, 2019 – Dana Incorporated’s (NYSE: DAN) motor and inverter joint venture, TM4, today announced it has reached a major milestone with the production of its 12,000th  TM4 SUMO™ electric powertrain for buses and commercial vehicles in China.

Initially introduced for the fast-growing Chinese market, TM4 SUMO systems are operating on electric buses in more than 20 cities, including BeijingTianjinShanghai, Suzhou, Chongqing, Shenzhen.  Key Chinese original equipment-customers include Higer, Yaxing, Foton, Yinlong, and King Long.

“Our goal is to provide our customers around the world with a powerful and convenient solution to support their e-mobility initiatives,” said Christophe Dominiak, chief technology officer for Dana. “The TM4 SUMO direct-drive electric powertrain is a proven, industry-leading solution that has been quickly adopted in China for its high efficiency, reliability, ease of integration, and low maintenance.  We are also quickly gaining market share in EuropeNorth America, and India, positioning Dana as a market leader in electrodynamic solutions.”

Developed for performance and durability, the TM4 SUMO system is optimized for medium- and heavy-duty electric and hybrid vehicles, such as six-to-18-meter buses, delivery trucks, and shuttles.  By allowing direct drive operation, the system reduces powertrain complexity, creating for a simple, efficient and low-maintenance solution.  A direct drive system yields more than 10 percent efficiency gains throughout the driving cycle, representing an equivalent gain in battery usage.

The TM4 SUMO systems can be optimized to offer the best driveline efficiencies to different vehicle platforms based on selected duty cycles.  The systems are designed and engineered at TM4 in Boucherville, Québec, Canada, and manufactured by its Chinese joint-venture, Prestolite E-Propulsion Systems in Weifang, Shandong province.  Both are equipped with high volume, flexible, and automated production lines, and a large range of dynamometers and test cells, making it possible to conduct full validation and certification of electric and hybrid powertrains.

Prestolite E-Propulsion Systems (PEPS) is a joint venture between Dana and Prestolite Electric Beijing Limited. TM4 is a joint-venture between Dana and Hydro-Québec, Canada’s largest electricity producer and one of the world’s largest hydroelectric power producers.

About TM4 
 TM4 is a joint venture of Dana Incorporated and Hydro-Québec.  The company designs and manufactures electric motors, generators, power electronics, and control systems suitable for the commercial, automotive, marine, mining, rail, motorsports, and recreational vehicle markets. TM4 contributes to the highest possible energy conversion efficiencies thanks to its expertise in permanent magnets motors, thermal management, coil winding, outer-rotor topology, and motor and inverter control algorithms. TM4 is located in Boucherville, Québec.  For more information, visit

About Prestolite E-Propulsion Systems
Leveraging  TM4’s licensed technologies and PEBL’s (Prestolite Electric Beijing Limited) extensive network and outstanding reputation in ASEAN markets, Prestolite E-Propulsion System is providing high-end solutions for clean transport and sustainable mobility by developing, manufacturing, selling and supporting electric traction systems for trucks and buses, as well as commercial, off-road and marine vehicles.  This joint venture supplies clients in the People’s Republic of ChinaTaiwanHong KongMacaoIndonesiaPhilippinesThailandSingapore and the rest of ASEAN countries. For more information, visit

About Dana Incorporated   
Dana is a world leader in highly engineered solutions for improving the efficiency, performance, and sustainability of powered vehicles and machinery.  Dana supports the passenger vehicle, commercial truck, and off-highway markets, as well as industrial and stationary equipment applications.  Founded in 1904, Dana employs more than 36,000 people in 33 countries on six continents who are committed to delivering long-term value to customers. The company reported sales of $8.1 billion in 2018.  Based in Maumee, Ohio, USA, it is a people-centric organization and has been named a top employer of choice around the world, including significant honors in AsiaIndiaItalyMexico, and the United States.  For more information, please visit

SOURCE Dana Incorporated