The Claas Nectis 237 is a farm tractor produced starting in 2004 as part of the Nectis Series. It features a 3.4L turbocharged 3-cylinder NEF F4CE0354A engine delivering 79 hp (58.9 kW) with a rated speed of 2300 RPM. The tractor offers 12-speed and 24-speed transmission options with forward and reverse gears. It has a 4x2 2WD drive with optional 4x4 MFWD 4WD, hydrostatic power steering, and optional wet disc brakes. The hydraulic system provides a total flow of 12.7 gpm (48.1 lpm). The rear hitch lift capacity is 6,924 lbs (3140 kg), and the PTO offers 540/750/ground speeds. Dimensions include a wheelbase of 81.5 inches (207 cm), length of 158.3 inches (402 cm), and height of 92.5 inches (234 cm). Weight ranges from 5,777 lbs (2WD) to 6,108 lbs (4WD). Tire options include 6.50-16 or 7.50-16 front tires and 13.6R28 rear tires.