The Groundsmaster® 4100-D wide area rotary mower features an all out-front mower deck for superior operator visibility and increased productivity. This Tier 4 compliant model offers a powerful and efficient Yanmar® turbo-diesel, 55 hp (41 kW) engine and SmartPower™ technology that coupled with the HybridDrive™ cutting deck system delivers optimal power to the cutting blades – efficiently cutting grass even in the toughest conditions. The Groundsmaster 4100-D includes a 10.3′ (3.15 m) cutting width, full-time bi-directional four-wheel drive and a SmartCool™ auto-reversing fan that minimizes radiator screen clogging. Operators can enjoy mowing productivity with ROPS safety in the open-air 4100-D.