This is a rear crankshaft seal remover for Ford Powerstroke 6.7L. This tool will work on the following applications: Ford Super Duty F-250, F-350, F-450, and F-550 equipped with 6.7L Power Stroke Diesel model years 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, and 2019. Ford Super Duty F-650/750 equipped with 6.7L Power Stroke Power Stroke Diesel model years 2016, 2017, 2018, and 2019. This is a replacement to part # 303-1513