The Chamberlain CJD 791 is a backhoe loader tractor produced from 1972 to 1979 by Chamberlain, a part of John Deere. It is powered by a Perkins 3.5L 4-cylinder liquid-cooled diesel engine producing 56 hp (41.8 kW). The tractor features a mechanical transmission with two-wheel drive and an open operator station. Attachments include a 700 Loader with 6000 lbs breakout force and a John Deere 91 Backhoe with a digging depth of 144 inches (365 cm).