The MTD 669 Seven Hundred is a garden tractor produced from 1969 to 1972 by MTD. It features a 7 hp Briggs & Stratton 275cc 1-cylinder gasoline engine with air-cooled horizontal shaft. The tractor has a 3-speed belt-driven gear transmission with 3 forward and 1 reverse gears. It is two-wheel drive with manual steering and an open operator station. The tractor includes a mid PTO with manual clutch and supports various attachments such as a 32" mid-mount mower deck, snowblower, and blade. Tires are 12.50x4.50 front and 18x6.50 or 18x9.50 rear depending on variant. Electrical system is 12 volts with negative ground and 32 AH battery capacity. Variants include models 658, 659, 668, and 669 with differences in tires and starting systems.