Specifications include, but are not limited to: 2.1.1: Service Life: Coaches shall have a minimum expected life of twelve (12) years or 500,000 miles, whichever comes first. 2.1.2. 2.1.2. Subcomponents and systems: The Offerror shall ensure that the application and installation of major coach subcomponents and systems are compliant with all such subcomponent vendors’ requirements and recommendations. 2.1.3. 2.1.3. Gross Vehicle Weight: The coach buses shall be designed to carry the gross vehicle weight when fully loaded. 2.2 Seating 2.2.1 Minimum seating arrangement of 44 passenger seats and a driver and a co-pilot seat. 2.2.1.2. It is preferred that Passenger seats be reconfigurable 2.2.1.3. High back with air suspension Driver seat