The Challenger 35 is an agricultural crawler tractor produced from 1995 to 1998 by Challenger, a part of Caterpillar. It features a Caterpillar 3116 turbocharged 6-cylinder diesel engine with 210 hp, a 16-speed full power shift transmission with a 32-speed creeper option, and a crawler drive. The tractor includes wet disc brakes, differential power steering, and a cab with air-conditioning. It has a variable-displacement load-sensing hydraulic system with 2750 psi pressure and a rear PTO with electro-hydraulic wet disc clutch. The 35 model offers multiple track width options and a rear hitch with draft control and up to 15000 lbs lift capacity optional. It was originally priced at $118,875 in 1998.