These are the minimum specifications required for a 4500 Series Low Cab Forward (LCF) Cab & Chassis with Dry Freight Body: Cab & Chassis Specifications - Regular cab; Minimum 150 inch wheelbase; GVWR: Approximately 14,500 lbs.; Engine Gas, 8 cylinder, 6.6 liter; Automatic 6 speed transmission; Air cleaner, heavy duty; 12V single battery, minimum 750 CCA; Power front and rear brakes; Automatic cruise control; Power door locks; 50 state emission; Single exhaust system; Minimum 38.8 gallon fuel tank; Minimum 145 Amp generator; LED Headlamps; Air conditioner front, manual controls; Cloth interior gray in color; Dual cab mounted, integral convex mirrors, Left hand and right hand Seat protector cover; Lock control, entry-remote, standard range; Rear back up alarm; Switch rear dome body lamp...