Zip across your lawn and ensure your property receives professional results with the Kubota Z231KW-42! By implementing a Kawasaki engine, capable of up to 21.5 horsepower, and two-range HST with gear reduction, the Z231KW-42 assists you in keeping your lines straight and putting power where your zero turn needs it, when you need it. A fixed ROPS (Rollover Protection Structure) gives you the confidence to take on slight grades and keep your lawn in tip-top shape.