The Wheel Horse A-90 is a lawn tractor produced from 1976 to 1977 by Wheel Horse in South Bend, Indiana, USA. It features an 8 hp Briggs & Stratton 318cc 1-cylinder gasoline engine, a 3-speed friction disc transmission, and two-wheel drive with manual steering. The tractor weighs 400 lbs and has a wheelbase of 42.5 inches. It came with attachments such as a 36" mid-mount mower deck and a 42" front-mount blade.