Grand Teton National Park Land Exchange Act

Title I: Grand Teton National Park Land Exchange - (Sec. 102) Directs the Secretary of the Interior to acquire specified State lands within the boundaries of Grand Teton National Park by donation, purchase, or exchange for specified Federal lands of equal value in Wyoming.

(Sec. 104) Requires the acquired lands to become and to be managed as part of the Park.

(Sec. 105) Authorizes appropriations.

Title II: James V. Hansen Shoshone National Trail - (Sec. 201) Designates trails (currently called the Shoshone National Trail) that are open to motorized use pursuant to applicable Federal and State law in Utah as the James V. Hansen Shoshone National Trail.

Requires the Secretary of the Interior (or the Secretary of Agriculture when referring to land under that Secretary's jurisdiction) to: (1) manage the Trail as a national recreation trail under the National Trails System Act; and (2) cooperate with the State of Utah Department of Natural Resources and appropriate county governments in managing the Trail to provide recreational opportunities for motorized vehicle use.

Allows the appropriate Secretary to: (1) add trails to the Trail in accordance with the National Trails System Act, including trails located on non-Federal land if the land owner has consented and entered into an agreement for management of the land in accordance with this Act; and (2) acquire land and interests in land for the Trail only from willing sellers.

Requires the Secretaries to ensure that the public is adequately informed regarding open routes for the Trail, including by appropriate signage.

(Sec. 202) Authorizes appropriations.

Title III: McLoughlin House Preservation - (Sec. 303) Authorizes the Secretary of the Interior, in order to preserve McLoughlin House National Historic Site, to acquire the McLoughlin House from willing sellers by donation, purchase, or exchange (except that lands or interests owned by Oregon City, Oregon, may be acquired by donation only) as an addition to the Fort Vancouver National Historic Site.

Title IV: Presidential Historic Site Study - Directs the Secretary of the Interior to study and report to specified congressional committees on the suitability and feasibility of designating the William Jefferson Clinton birthplace home in Hope, Arkansas, as a national historic site.