[3] The event also marked the end of the UFC's seven years with Fox as a new broadcast deal with ESPN is slated to begin in January 2019.

A lightweight rematch between former interim title challenger Kevin Lee and Al Iaquinta served as the event headliner.

[5] The pairing met previously in February 2014 at UFC 169 with Iaquinta winning the fight via unanimous decision.

[7] A women's flyweight bout between Jessica-Rose Clark and Andrea Lee was expected to take place at the event.

However, Clark was forced out of the bout on weigh-in day as she was hospitalized due to a weight cutting issue and deemed medically unfit to compete by UFC physicians.