AutoChoke (ACS) starting system: no need to prime or choke the engine - just pull the rope! 21" heavy duty steel mulching deck Variable-speed rear wheel drive self-propelled transmission for ease of use and better performance on slopes 3-in-1 convertible: side discharge, mulch or rear bag Standard 2.3-bushel grass catcher Single lever deck height adjustment easily adjusts the cutting height Standard deluxe bail Fully assembled with oil included in carton 2-year limited warranty 160cc Honda ACS engine