For F-250 applications, a 4" block can be used in place of your factory 2" block, in turn leveling the truck from front to rear, allowing use of ICON rear shocks.

This Part Fits:

Year	Make	Model	Submodel
2009-2010	Ford	F-250 Super Duty	Cabela's
2008-2009	Ford	F-250 Super Duty	FX4
2005-2010	Ford	F-250 Super Duty	Harley-Davidson Edition
2005-2016	Ford	F-250 Super Duty	King Ranch
2005-2016	Ford	F-250 Super Duty	Lariat
2013-2016	Ford	F-250 Super Duty	Platinum
2005-2016	Ford	F-250 Super Duty	XL
2005-2016	Ford	F-250 Super Duty	XLT
2009-2010	Ford	F-350 Super Duty	Cabela's
2008-2009	Ford	F-350 Super Duty	FX4
2005-2010	Ford	F-350 Super Duty	Harley-Davidson Edition
2005-2016	Ford	F-350 Super Duty	King Ranch
2005-2016	Ford	F-350 Super Duty	Lariat
2013-2016	Ford	F-350 Super Duty	Platinum
2005-2016	Ford	F-350 Super Duty	XL
2005-2016	Ford	F-350 Super Duty	XLT