Specifications include, but are not limited to: Benton County, Arkansas is requesting bids for (4) Motor Graders, (4) Tri-Axle Dump Trucks, (1) Purpose Built Right of Way Mower, (2) Half Ton trucks, (2) Three Quarter ton trucks, and (1) 19,500 GVW Service truck. Basic Machine: Manufactured in the United States Shall be all wheel drive, with 14ft. mold board with standard 5/8 hardware. 17.5-25 radial tires on 3 pc wheels. Enclosed cab with climate control, all wipers, proper ventilation for defrosting windows. High back cloth upholstered air ride seat with armrest. Rear ripper / scarifier with 3 ripper shanks and 9 scarifier shanks and a push block counter weight in the front machine. Equipped with dual beam lights for driving on the road. Brake lights, turn signals and hazard light, will have all lighting for night work. Heated right and left rearview mirrors. Lower front wipers. Engine: Must meet EPA standards. Must have dual radial seal dry air cleaner. Shall have wet-sleeve cylinder liner design. Shall be a turbo charged 6-cylinder diesel engine built by manufacturer of the machine. Shall have no less than 270 horsepower. Shall be equipped with a power management system for variable horsepower. Shall be equipped with electronic over speed protection. Shall be equipped with a curved stack to minimize water entry into exhaust. Shall be equipped with a system to prevent engine stall. Shall be equipped with throttle control. Shall be controlled by a switch to allow to increase, decrease and resume located on the right-hand console. D.P.F shall be self-cleaning on the fly with indicator light on monitor to inform operator of its status. Shall be rubber mounted to reduce noise and vibration.