A full sized mower at a mid-sized price. It’s no wonder RT-Pro has become one of Spartan’s biggest selling zero turn mowers. Parker all hydraulic transmissions, Briggs and Kawasaki engines, huge 24” radial traction tires, and Folding ROPS. The RT-Pro is packed with more advantages than any other competitor! 24” Rear Radial Drive Tires 360 Degree Seat Plate Comfortable Seat 2 Bearing Spindles Adjustable Steering Arms 6” Deep Deck 9 mph Top Speed 18,500 FPM Blade Tip Speed More bang for your buck...that's what you'll find with the RT-Pro. Choose from a 54" or 61" deck size and the Briggs 27HP, Kawasaki 24HP & 35HP, and Kohler 25HP engines.