The Waltanna 44-250 is a four-wheel drive (4WD) tractor produced by Waltanna from 1981 to 1984. It belongs to the 44 Series and was built in Tarrington, Victoria, Australia. It features a Caterpillar 3306T turbocharged 6-cylinder diesel engine with 250 hp (186.4 kW) power output. The tractor has a 20-speed gear transmission with 20 forward and 4 reverse gears. It includes articulated power steering, hydraulic disc brakes, and a standard cab with air-conditioning. The hydraulic system is open center with an optional closed center, having a capacity of 35.7 gallons and pressure of 2000 psi. The tractor weighs 26676 lbs (12100 kg) and rides on 23.1x30 tires front and rear. Fuel capacity is 207.9 gallons. The Waltanna 44-250 is part of a series including the 44-200 and 44-300 models.