Specifications include, but are not limited to:The track-type tractor shall have 6-way (PAT) blade mounted on the front and dual line latest production model, manufactured within the last 12 months. Acceptable models are Caterpillar D6T XW with Midwestern Dual Line Sagging Winch. Engine: Liquid cooled, 4 cycle diesel Preferred rating of no less than 257 hp maximum and no less than 207 hp net power @ 2000 rpm Tier 4 final Electric fuel priming pump, water separator Crankcase guard shall be hinged Variable throttle control dial allowing the selection of preset engine speeds is required Emergency shutdown switch is required located outside of the cab and accessible from ground level Transmission & Torque Divider, Final drives: 4 speed, planetary power shift transmission with single stage torque divider Capable of speeds up to 7.0 mph forward, 9.0 mph reverse Single reduction, planetary final drives Electronically controlled parking brake Hydraulics: Implement pump shall have an output of no less than 54 gpm. Maximum operating pressure shall not exceed 3125 psi. A hydraulic oil cooler is required Hydraulic tank capacity shall be no less than 17 gallons Cooling system: Capacity of minimum 13 gallons Coolant conditioner is required unless the cooling system is factory filled with Extended Life Coolant Radiator fan shall be hydraulically driven Steering: Differential style steering maintaining full power to both tracks at all times Fuel & DEF tanks: Fuel Tank shall have minimum 108 gallon capacity DEF tank shall have minimum 4.5 gallon capacity Undercarriage: Sealed and lubricated track links with carrier roller Bolt on replaceable sprocket segments Track gauge minimum 90 Eight (8) bottom rollers Ground pressure should not exceed 6.7 psi