2020-2023 Ford Explorer ST/Lincoln Aviator Direct Fit Rear Axles. Using the Winning Formula that has been successful for many years, we’ve developed a solution for the weak link on this platform. Featuring our proven 300M Axle Bar, 300M Splined Differential Stubs, Wheel stubs, and Proprietary Modular Chromoly CV Housings these axles are an industry first with Results to back it up.