Adds a new career episode specifically focused on the Colorado River events.
The ".part1.rar" extension indicates that the full installer for this DLC (or a version of the game including it) has been split into multiple pieces to make downloading easier. You will need all subsequent parts (e.g., part2, part3) in the same folder to successfully extract the full contents using software like WinRAR or 7-Zip. Buy Gravel Special Edition - Xbox Gravel.Colorado.River.part1.rar
Includes five new circuits (sometimes cited as four) designed for lap-based racing. Adds a new career episode specifically focused on