Mag-Hytec 12-10.25 & 10.5 Differentail Cover F12-10.25 For 94-17 Ford F250/F350, Excursions *
Fits 2x4 & 4x4 F250,F350 and Excursion - 1986 to 2017 single rear wheel
2017 Model Year - This cover fits on some 2017 models with the 12 bolt differential cover. To confrim this, you must count the number of bolts on your existing cover.