The Simplicity Broadmoor 6HP 990303 is a lawn tractor produced from 1964 to 1966 by Simplicity in Port Washington, Wisconsin, USA. It features a 6 hp Briggs & Stratton 231cc 1-cylinder gasoline engine with air-cooled vertical shaft, a 2-speed belt-driven gear transmission with 2 forward and 1 reverse gears, and two-wheel manual steering. The tractor has an open operator station and an independent front PTO with mechanical clutch. Dimensions include a 41.5 inch wheelbase, 57 inch length, and 29.25 inch width. Tires are lawn/turf type with front sizes 4.10x6 or 5.30x6 and rear sizes 5.70x8 or 9.50x8. Attachments available include a 32" mid-mount mower deck, snowblower, and blade. Electrical system uses a 12 volt battery with negative ground.