The Gilson 52039 is a 1973 riding lawn mower manufactured by Gilson. It features an 8 hp Briggs & Stratton 318cc 1-cylinder gasoline engine with manual recoil start. The mower has a belt-driven 3-speed transmission with 3 forward and 1 reverse gear. It is a two-wheel drive with manual steering and an open operator station. The mower weighs 362 lbs (164 kg) and rides on 4.10-4x10 front tires and 6.50x16 rear tires. It comes equipped with a 30" Gilson mower deck with a single blade and manual lift. The original price was $555 in 1973. Related models include the Gilson 52038 and 52040.