Rails & Installation Kit Sold Separately. Normal wear and tear over time, damage from abuse or neglect, corrosion, and damage resulting from accidents is not covered. I also see that Ford OEMs hitches. This limited warranty does not cover: (a) normal wear and tear; (b) damage through abuse, neglect, misuse, or as a result of any accident or in any other manner; (c) damage from misapplication, overloading, or improper installation, including welds; (d) improper maintenance and repair; and (e) product alteration in any manner by anyone other than Cequent, with the sole exception of alterations made pursuant to product instructions and in a workmanlike manner.