The Zone Offroad 5-inch rear block for 2017 Ford F-250 models is built for trucks with a three-leaf main spring setup. This block provides a five-inch lift at the rear to raise ride height and accommodate larger tires or added load. It’s a targeted replacement block made to work with the specified spring configuration on 2017 F-250 trucks.

Zone Offroad 2017 Ford F-250 5in Rear Block - 3 Leaf Main