Quantity: Two (2) each. New 2025 or current model year Chevrolet Silverado 6500 4WD, Crew Cab, Medium Duty work truck or equivalent. Gross Vehicle Weight Rating (GVWR) equal to or greater than twenty-two thousand five hundred pounds (22,500). Gross Combined Weight Rating (GCWR) of no more than twenty-six thousand pounds (26,000). Payload capacity of twelve thousand pounds (12,000) or greater. Cab-to-Axle (CA) – Sixty and eight tenths (60.08) inches or less. Axle-to-End of Frame – Maximum of forty-nine (49) inches. Wheel cut (steering or turning angle) of fifty degrees (50°) or greater. Frame and Wheelbase Maximum one-hundred seventy-five inch (175”) wheelbase. Solid straight frame design with minimum fifty thousand (50,000) pounds per square inch (PSI) steel. Clean frame rails. Axles Front: Dana Spicer single reduction; seven thousand five hundred (7,500) pound capacity, or equal. Rear: Dana Spicer single reduction; eleven thousand (11,000) pound capacity, or equal. Wheels and Tires Wheels (front and rear): nineteen-point five inches (19.5”) by six point seven five inches (6.75”). Steel; Painted Black; Eight (8) bolt holes; and