The Mitsubishi GAK550 is a half-track crawler tractor from the GA Series produced since 2016. It features a Shibaura 2.2L 4-cylinder turbocharged diesel engine delivering 54.4 hp (40.6 kW). The tractor has a 32-speed transmission with wet disc clutch, half-track drive, power steering, and wet disc brakes. It comes standard with a cab and has a rear hitch with position control and a lift capacity of 4220 lbs (1914 kg). The rear PTO is 4-speed (1.375). Dimensions include a wheelbase of 77.6 inches (197 cm), length of 139.6 inches (354 cm), width of 66.5 inches (168 cm), and height of 92.7 inches (235 cm). The tractor weighs 5611 lbs (2545 kg) and has ground clearance of 15.2 inches (38 cm). Front tires are 8.3-20 and rear are 400mm tracks. Electrical system is negative ground with a 12 volt, 750 CCA battery.