The Craftsman Professional 917.28822 is a 2008 lawn tractor from the YS 4500 Series, built by Husqvarna and distributed by Craftsman Professional (a part of Sears). It features a 20 hp Briggs & Stratton 502cc single-cylinder air-cooled gasoline engine with an electric starter. The tractor uses a hydrostatic transmission with infinite forward and reverse gears. It is a two-wheel drive with manual sector and pinion steering and disc brakes. The operator station is open with an adjustable seat and cup holder. The tractor weighs 505 lbs (229 kg) and rides on 15x6x6 front and 18x9.5x8 rear lawn/turf tires. Electrical system is 12 volts with negative ground. Attachments include a 42" mid-mount mower deck with 2 blades and manual lift, and optional two or three bin baggers.