The Z-Beast 48 in. Zero-Turn Riding Mower is a must for the large lot owner who wants performance and dependability. A 20 HP Professional Series Briggs and Stratton engine combined with dual hydrostatic drives provides the power to cut more grass in less time. This mower comes standard with a 11-Gauge steel deck, 20 in. x 8 in. Rear tires, seat belt, rollbar and cup holder for ultimate convenience. Not for sale in California.