The Troy-Bilt 3:1 163cc FWD Walk Behind Self-Propelled Lawn Mower, 21-in, means serious power to tackle even larger lawns. The 163 cc engine is built to last for years with easy starting that gets the job done quickly. The front-wheel drive lets you adjust the speed on the go from the handle with speeds that match your stride. A quick hose rinse of the deck after each mow helps keep things running smoothly for seasons to come. The 21-inch steel cutting deck offers multiple options to get rid of the clippings however you prefer through the rear bag, mulching, or side discharge chutes included. The product includes 5-year warranty.