The Deutz-Allis 1916 Ultima is a garden tractor produced from 1988 to 1990 by Simplicity and distributed by Deutz-Allis. It features a 16 hp Kohler M16 gasoline engine with a 588 cc displacement and a shaft-driven hydrostatic Sundstrand 15 transmission with infinite forward and reverse gears. The tractor has two-wheel drive, manual steering, mechanical drum brakes, and an open operator station. It offers optional rear tractor hitch and independent front and rear PTOs with electric clutches. Dimensions include a 51-inch wheelbase, 78-inch length, and 825 lbs weight. Attachments include mid-mount mower decks, snowblowers, blades, and a tiller requiring additional PTO equipment.