The 2018 AIRSTREAM INTERSTATE GRAND TOUR EXT 3500 Class B motorhome designed for comfort on the open road. This vehicle has upgraded to 240 Ah Lithium house batteries from the original 120 Ah AGM batteries. The generator was also upgraded to the new Onan generator that is noise compliant with the National Park Service rules. The TV was upgraded to a Silvox smart TV and DVD player. The RV is in excellent condition and ready to go.