Spitzer Racing Enterprises

Founded in 1915, Allison Transmission specializes in the design, manufacture and sales of automatic transmissions for trucks, buses, and off-road and military vehicles. It provides a range of commercial-duty automatic transmissions, hybrid propulsion systems and related parts. The company serves the transportation, refuse, fire, construction, distribution, military and specialty application sectors. Allison Transmission s products are used in ditchers, trenchers, equipment and material haulers, and concrete pumpers and mixers. It operates Allison Electric Drives, which offers the EP System solutions for saving fuel. The company provides sales and support services. Allison Transmission maintains regional headquarters in the Netherlands, China, Brazil, India and Japan. It has more than 1,500 distributor and dealer locations in over 80 countries worldwide. The company employs nearly 2,700 people.

Keihin North America is one of the leading manufacturers of automotive systems, including air and fuel management systems, HVAC systems and electronic control systems. Keihin North America is a branch division of Keihin Corporation that is located in Greenfield, Ind.

Established in 1985, Ryobi Die Casting (USA) is a full-service manufacturing company. It offers a range of transmission cases, housings, and engine and structural parts. The company manages a staff of more than 600 employees. Ryobi Die Casting (USA) has achieved ISO/TS 16949 certification. The company serves the automotive industry. It operates a machining facility and die casting plants. The company maintains an over 550,000-square-foot manufacturing unit. It offers die fabrication, quality inspection, concurrent engineering and evaluation services. The company s parts are used for Ford, Honda, Nissan and Toyota vehicles. It is a recipient of the Golden Pineapple Award from the Shelby County Chamber of Commerce. , Ryobi Die Casting (USA) also serves Tuff Torq Corporation and operates a human resources department. The company is a subsidiary of Ryobi Limited, which manages die casting facilities in Japan, China, Northern Ireland and the United States.