The McConnell-Marc 450 is a compact utility tractor built by Jaingsu in China from 2001 to 2005. It features a Yangzhou 3.3L 4-cylinder liquid-cooled diesel engine producing 50 hp (37.3 kW), an 8-speed gear transmission with 2 reverse speeds, and four-wheel drive with power steering and disc brakes. The tractor has a two-post ROPS and a rear Type II hitch. The rear PTO is live and runs at 540 rpm. Dimensions include a wheelbase of 82 inches (208 cm), length of 141.5 inches (359 cm), height of 92 inches (233 cm), and a shipping weight of 6,100 lbs (2766 kg). The front tires are 9.50-24 and the rear tires are 14.9-28. The McConnell-Marc 450 is similar to the Jiangsu 504 model.