The Gilson 53031 S-16 is a garden tractor produced from 1977 to 1978 as part of the S Series. It features a 16 hp Briggs & Stratton 531cc 1-cylinder gasoline engine with electric start and a 4-speed belt-driven gear transmission with 4 forward and 1 reverse gears. The tractor is two-wheel drive with manual steering and an open operator station. It has optional sleeve hitch and runs on a 12-volt electrical system with negative ground. Attachments include 42" and 48" mid-mount mower decks, a 42" front-mount blade, and a 36" front-mount snowblower.