Oshkosh Corporation is a designer, manufacturer and marketer of a range of specialty vehicles and vehicle bodies, including access equipment, defense trucks and trailers, fire and emergency vehicles, concrete mixers and refuse collection vehicles. The Company's segments are Access Equipment, Defense, Fire & Emergency, and Commercial. The Access equipment segment offers aerial work platforms and telehandlers used in construction, agricultural, industrial, institutional and general maintenance applications. The Defense segment offers tactical trucks, trailers, and supply parts and services sold to the United States military. The Fire & emergency segment offers custom and commercial firefighting vehicles and equipment, aircraft rescue and firefighting (ARFF) vehicles, snow removal vehicles, simulators, and other emergency vehicles. The Commercial segment offers concrete mixers, refuse collection vehicles, portable and stationary concrete batch plants and vehicle components.