Sikorsky CH-53 HMX-1 Presidential helicopter model. The Sikorsy S-65 family of two- or three-engine helicopters are in military service as the H-53. The largest and heaviest helicopter in the American military, the H-53 is a heavy helicopter designed for the transportation of equipment, supplies and personnel.
HMX-1, the US Marine Corps unit that provides helicopter support to the US President, currently operates several CH-53 aircraft. These can be configured to transport personel or cargo. On many occasions, the CH-53 is utilized to transport vehicles, White House staff and members of the media during Presidential trips. This model is painted to reflect this specialized aircraft.