This Yard machines gas lawn mower is a great combination of efficiency and power. A durable 159 cc PowerMore OHV engine delivers great performance you can rely on. The gas-powered lawn mower features a 21" cutting deck that lets you cut more in a single pass, with an option of rear bag, mulch or side discharge clippings to suit your preference. Adjust the cutting height easily with 6-position dual-lever wheel adjusters so you get just the right cutting effect. The front wheels are 7" and the rear wheels are 8", offering great mobility and momentum around your yard. 2-year limited warranty.