The Wheel Horse A-81 is a riding lawn mower produced from 1978 to 1984 as part of the A Series by Wheel Horse. It features an 8 hp Briggs & Stratton 318cc 1-cylinder gasoline engine, a 5-speed Peerless 724A belt-driven transmission with 5 forward and 1 reverse gear, and two-wheel drive with manual steering. The mower includes a mid PTO with an independent mechanical idler pulley clutch. Dimensions include a 40.4 inch wheelbase, 54 inch length, and 41 inch height at the steering wheel, with a shipping weight of 365 lbs. Tires are sized 13x5.0-6 front and 15x6.0-6 rear. Attachments include a 32 inch mid-mount mower deck and a 38 inch front-mount blade. The serial number plate is located on the front of the engine compartment below the seat.