Advanced cab design and revolutionary joystick controls greatly improve operator comfort and productivity. Serviceability features reduce downtime for maintenance to help you reduce owning and operating costs, and features like outstanding visibility and optional rear view camera enhance your jobsite safety. The range of Cat® M Series Motor Graders is well suited to the work you need to get done in a variety of heavy construction, governmental and mining/haul road applications. M Series 2 Motor Graders meet U.S. Tier 4 Interim/EU Stage IIIB emission standards.