With the top-rated Lazer Z S-Series of zero-turn rider mowers, you can choose from Kawasaki and Kohler engines, including an eco-friendly, Electronic Fuel Injection (EFI) option. UltraCut™ Series 4 cutting deck sizes available include 52, 60, or 72 inches. And for increased durability, the deck is made of a 10-gauge steel, formed, and continuously seam-welded top and a 7-gauge side skirt. All with welded spindle mounting sites and full-floating 4-point suspension with four adjustable anti-scalp rollers.