Founded in 1904 around Clarence Spicer’s encased universal joint, Dana Incorporated designs and manufactures drivetrain and electrified propulsion systems for light and commercial vehicles. From early experiments with electric drivelines to today’s fully integrated e-powertrain systems, the company has carried its power-conveyance expertise through more than 120 years of vehicle evolution. Dana now employs 28,000 people across 24 countries and operates 66 major manufacturing facilities.
American Axle & ManufacturingAmerican Axle & Manufacturing (AAM), founded in Detroit in 1994, designs, engineers, and manufactures driveline and metal-forming technologies for electric, hybrid, and internal-combustion vehicles. The company describes a global operation with nearly 75 facilities in 15 countries and produces automotive systems and components such as axles and electric-drive units. On February 3, 2026, its parent company Dauch Corporation completed the acquisition of Dowlais Group and its GKN Automotive and GKN Powder Metallurgy businesses.EMPORIUM, PA
Dana IncorporatedKnown in the aftermarket for its Spicer brand, Dana Incorporated is an Ohio-based manufacturer serving vehicle owners, repair professionals, and commercial fleets. The company produces driveline components and supports their service through a worldwide aftermarket network, including 14 distribution centers.YOUNGSTOWN, OH
IE DrivesIE Drives develops compact gearing systems for commercial electric trucks and buses, including fixed-ratio gearboxes and automated two-speed transmissions. Founded by EV-systems engineer Jeffrey Barber, the company draws on more than two decades of hybrid and electric drivetrain work and more than 30 years of high-rpm transmission development rooted in NASCAR racing. Its engineering history includes the initial design and fabrication of the original Proterra electric bus and drivetrain analysis focused on reliable, continuous vehicle performance.
EatonFounded in 1911 around Joseph Eaton’s gear-driven truck axle, Eaton has grown into a global power management company making technologies that control electrical, hydraulic and mechanical power. Its products and services support critical infrastructure worldwide, while its aerospace interconnect solutions extend from deep-sea environments to deep space. Eaton operates in more than 160 countries and employs more than 92,000 people.YORK, PA