Arctic Cat

BMW

Bombardier

Caterpillar

Chrysler Group

Paccar - DAF Trucks

DaimlerChrysler Truck Group

Delphi Powertrain Systems

Detroit Diesel Corporation

Deutz AG

FIAT Group - Fiat, Ferrari, Maserati

Ford Group - Ford, Jaguar, Volvo, Landrover

GM Group

IVECO

John Deere

Magna Steyr

Mercedes Car Group

Mitsubishi

Suzuki

VAG - Volkswagen, Audi, Seat, Porsche

Volvo Powertrain Corporation - Volvo Truck, Mack Truck, Renault Truck