The Valmet 6400 is a row crop tractor built for farm work. It has a 2WD drive system and power steering, making it easy to control. The tractor uses a special transmission with 36 forward and 36 reverse gears, giving farmers lots of options for different tasks.
Under the hood, the Valmet 6400 has a SisuDiesel 420DS engine. This engine is turbocharged and has 4 cylinders. It runs on diesel fuel and is cooled by liquid. The engine can produce 93.8 hp at 2225 rpm, which is average power for its size. It also has good torque, measuring 269.2 lb-ft at 1550 rpm. The tractor is 177.7 inches long, 89.8 inches wide, and 107.9 inches tall. It weighs 8488 lb, which is on the lighter side for tractors. The Valmet 6400 has a Category II hitch at the back for attaching farm tools.