The MTD 621 is a 1982 lawn tractor manufactured by MTD. It features a 10 hp 1-cylinder gasoline engine with a 1 gallon (3.8 L) fuel tank. The tractor uses a Peerless 817 belt-driven gear transmission with 3 forward and 1 reverse gears. It has two-wheel drive, manual steering, disc brakes, and an open operator station. The power take-off (PTO) is a mid PTO independent type with a manual idler pulley clutch. Tires are sized 13x5.00 front and 16x6.50 rear. Attachments include a 34 inch mid-mount mower deck with 2 blades and manual lift. Electrical system has a 12 volt battery with negative ground.
MTD 621lawn tractor198210 hp enginePeerless 817 transmissionmower deck34 inch2 blademanual lift12 volt electrical