The Ariens S-18H is a garden tractor produced from 1977 to 1978 by Ariens in Brillion, Wisconsin, USA. It features an 18 hp Kohler K361 604cc 1-cylinder gasoline engine with a hydrostatic transmission by Sunstrand offering infinite forward and reverse speeds. The tractor has manual steering, drum brakes, and an open operator station. It includes independent front and rear electric clutched PTOs. Dimensions include a 48 inch wheelbase, 74.75 inch length, and 43 inch width, weighing 895 lbs. Tires are 16-6.50x8 front and 23-10.50x12 rear. Attachments available include 42" and 48" mid-mount mower decks, a 48" dual-stage snowblower, a 54" front-mount blade, and a Johnson front-end loader with a 350 lb lift capacity.