John Deere 2680H High-Performance Disk The 2680H High-Performance Disk gives operators the ability to cover acres quickly, increasing their productivity. This two-season tool can operate up to 22.5 km/h (14 mph) in field. The 2680H requires 34.25 kW/m (14 hp/ft), but in certain hilly, soft or wet conditions it may require an additional 25% engine horsepower to maintain operating speeds at preferred working depth. Informations: Model: 2680h High-Performance Disk 40'' ft Three-Section Work Speed: 10-14 mph (16-22.5 km/h) Work Widith: 12.2 m (40 ft) Power requires: 560 hp Price: USD $143,202.00