【美國先鋒級遠征快速運輸船】美國海軍及陸軍的支援專用高速雙體運輸船，單艘造價高達1.8億美元，運載能力超過25架次C17，先進世界上最快水上運載艦艇。

先鋒級聯合高速船（英文：USNS Spearhead），是美國海軍隸下的一型高速雙體運輸船。
先鋒級聯合高速船由美國軍事海運司令部主導經營的JHSV專案發展而來，用以支持聯合或聯軍部隊作戰的陸軍和海軍。主要作用是在全球範圍的任務中運輸部隊，軍用車輛，貨物和設備，並支持軍事物流和人道主義救援行動，體現了美軍高速機動的新理念。其採用了雙體船設計並能夠在淺水區域中航行，它的飛行甲板能夠支持直升機和無人機晝夜起降，具有吃水淺，速度快，有效載荷高的特點，將成為未來美國海軍和陸軍水面部隊的重要裝備。
Pioneer Joint Expressway is developed by the JHSV projects that the US military shipping commander is used to support the army and navy of the joint or coalition forces. The main role is to transport military logistics and humanitarian rescue actions in a global task, military logistics and humanitarian rescue actions, reflecting a new concept of US military high-speed mobile. It adopts bibli vessel design and can sail in the shallow water area. Its flight deck can support helicopters and unmanned nights, with the characteristics of being shallow, fast, and high speed, payload, will become the future US Navy and Army An important equipment for the water surface force.