The Wheel Horse 718-Z is a zero-turn mower from the 700 Series produced between 1986 and 1987 by Wheel Horse, a part of Toro. It features an 18 hp Kohler M18S 2-cylinder air-cooled gasoline engine with a 691 cc displacement. The hydrostatic Eaton 7 transmission offers infinite forward and reverse speeds. The tractor has two-wheel drive with chain final drives and power steering, and an open operator station. It includes a mid PTO with manual clutch. Dimensions include a 42 inch wheelbase, 72 inch length, 48 inch width, and a weight of 1000 lbs. Tires are sized 13x5.00-6 front and 21x12.00-8 rear. Electrical system is 12 volts with negative ground. Attachments include a 50 inch mid-mount mower deck and a 48 inch front-mount blade.