1,454 hours. This Lazer Z AS is a commercial-grade, zero-turn mower with a 20hp Kawasaki FX engine. It comes with 48" full-floating UltraCut Series-4 cutting deck and offers a compact, heavy-duty, unibody frame with standard rear-sloping, easily foldable Rollover Protection System (ROPS). Here are some of the other features that set the Lazer Z AS apart from the rest: Exmark-exclusive Parker unitized 12cc pump and wheel motor system with no hoses for improved performance and reduced maintenance. 12 x 5.0-6 smooth-tread, pneumatic front caster tires for increased reliability. Speeds up to 8 mph forward for increased productivity. Heavy-duty canister air filtration system to improve engine life and simplify maintenance. High-capacity, 8-gallon, single fuel tank with single fill location to reduce time at the gas pump.