OSK, or Oshkosh Corporation, is an American manufacturer known for producing specialty vehicles and equipment. Founded in 1917, the company primarily serves markets such as defense, fire and emergency, and commercial sectors. OSK is recognized for its innovative designs and robust engineering, particularly in all-terrain vehicles. The company’s product lineup includes military vehicles, fire trucks, and construction equipment. OSK has a strong commitment to sustainability and often incorporates eco-friendly practices in its manufacturing processes. With a focus on quality and performance, OSK continues to be a leader in the specialty vehicle industry.