Specifications include, but are not limited to: ENGINE: EPA 2020-compliant Turbo charged mid range diesel SAE rated @ 350 HP / 1000 lb ft of torque minimum. The engine shall be diesel fueled wet sleeve design with 8.9 liters minimum, turbo exhaust brake controlled from a dash mounted switch. The engine shall have a low oil pressure and high engine temperature engine shut down system. The engine must use an S.C.R. system to achieve compliance with E.P.A. 2020 emission standards. The fan will have a Horton two speed air operated clutch. The DEF tank shall be 9.5 gallons minimum of usable volume, located on LH side of chassis. Exhaust must be RH under cab DPF/SCR with RH SOC vertical tailpipe. Shall have Cummins 18.7 CFM air compressor. Shall have engine mounted Power core air cleaner w/constant torque SS clamps, pop-up air flow restriction indicator. Shall have immersion engine block heater 120V 1000W. Shall have multi-function engine connector for body builder; body builder harness to EOF for customer installed remote throttle control. Shall have 160 amp alternator; fuel cooler required; must have heated filter/water separator w/WIF sensor. Starter shall be 12V electrical system w/centralized power distribution. Batteries shall be have 3 group 31 threaded post (700) 285D. Battery box shall be cantilever steel BOC w/fiberglass cover, mounted on RH side. TRANSMISSION: Allison 3000 RDS 6-speed with touch pad shift, touch pad must be mounted in/on dash with easy access to driver. Heavy-duty external oil cooler and auxiliary oil filter. FRAME: Heavy Duty to carry dump body and sander. Frame shall be extended in front of full insert, and snowplow mast reinforced per manufacturer's standard. Wheelbase should be approximately 207” and provide a minimum of 11.5ft between center of front axle and center of extreme rear axle. Distance from back of cab to front of dump body shall not exceed 12” GROSS VEHICLE WEIGHT RATING: 56,000 LB minimum. REAR AXLES AND SUSPENSION: 40,000 LB rated capacity with 11 MM heavy duty housings, rear axle ratio to achieve 65 mph minimum but not to exceed 72 mph. Must have differential locks for both axles. Suspension must be a Hendrickson Suspension HMX400.