The Challenger MT855C is an agricultural crawler tractor produced from 2009 to 2013 as part of the MT800C Series. It features a powerful Caterpillar C15 ACERT 15.1L 6-cylinder turbocharged aftercooled diesel engine delivering 475 hp gross power. The tractor is equipped with a 16-speed full power shift Caterpillar Powershift transmission and a crawler drive system. It offers advanced hydraulics with closed center pressure-flow compensation and optional high flow rates. The MT855C includes a standard cab with air-conditioning and optional hydraulic trailer brakes. It is built in Jackson, Minnesota, USA, and was originally priced at $416,245 in 2013. The tractor is designed for heavy-duty agricultural tasks with a maximum weight of 50,000 lbs and a rear hitch lift capacity of 19,500 lbs.