The Ariens Fairway 4 12M4 is a riding lawn mower produced from 1966 to 1968 as part of the Fairway Series. It features a 4 hp Tecumseh 1-cylinder air-cooled gasoline engine with manual recoil start, a 4-speed friction disk transmission with 4 forward and 1 reverse gear, and two-wheel manual steering. The mower has a 26-inch mid-mount mower deck with adjustable cutting height and mechanical band brakes. It was built in Brillion, Wisconsin, USA, and originally sold for $280 in 1968.