Specifications include, but are not limited to: 1. Preferred Model: John Deere ZTrak Zero-Turn Mower Z950M or Equal 2. Engine: Minimum 27 HP Gas, Air Cooled, with Heavy Duty Air Filter 3. Fuel Tank(s): Minimum 11.5 gal (i.e., must provide min. 8 hours of cutting without re-fueling) 4. Steering System: Twin Lever, dampened 5. Front Wheels: Tweel Turf, Flat-Free 6. Rear Wheels: Flat-Free 7. Deck: 60" (min.) Cutting Deck with Side Discharge 8. Deck Drive: PTO (i.e., shaft driven) 9. Deck Belt: Kevlar cord, heavy duty, commercial grade 10. Blade Spindle: Heavy Duty (greaseable and accessible from top of deck) 11. Belt Sheaves/Pulleys: Cast Iron or other Metal (i.e., no plastic) 12. Seat: High Back, Weight Adjustable, Full Suspension with Arm Rests