Poulan Pro PR550N22SH 22-Inch Briggs & Stratton 550 Series Gas-Powered Side Discharge/Mulch Lawn Mower with High Rear Wheels 5.50 Torque Series Briggs & Stratton 22-Inch Deck Mulch and Side Discharge capable 7-Inch front wheels and 12-Inch rear wheels CARB compliant