The Challenger MT535D is a row-crop tractor produced from 2013 to 2014 as part of the MT500D Series. Manufactured by Challenger, a part of AGCO, it was built in Beauvais, France. The tractor features a 150 hp AGCO Power 6.6L 6-cylinder turbocharged intercooled diesel engine with electronic high pressure common rail fuel system and selective catalytic reduction emission control. It has a 24-speed six-speed power shift AutoPower VI transmission and four-wheel drive with hydrostatic power steering. The tractor includes hydraulic wet disc brakes and a cab with air-conditioning. Hydraulics are closed center load sensing with 2900 psi pressure and 29 gpm total flow. The rear hitch is category 2 with electronic lower link draft control. PTO options include independent rear PTO with multiple speed types. Tires are 380/85R28 front and 460/85R38 rear. Electrical system features a 175 amp alternator with optional dual 120A alternator for 240 amps total, two 12-volt batteries with 600 CCA each. Original prices ranged from $134,789 to $165,629 depending on trim. Related models include the MT535E, MT525D, and MT545D.