The ZT6100 zero-turn lawn mower is equipped with a Kawasaki® FX850V or FT850V EFI engine and comes standard with a heavy-duty, dual-tubed frame for optimal durability. Dial up the output and torque when your job demands it. The ZT6100 comes equipped with innovative Hydro-Gear ZT-4400 transaxles for reliable performance and ground speeds up to 12 mph. The 61-inch AirFX™ deck comes standard with a bullnose design, Air-Gap baffles and rugged, cast-iron spindles for a cleaner cut. Responsive controls and an ergonomic, high-back suspension seat provide comfort and control that put you in the driver’s seat.