Rough Country 23003 6-inch Lifted N3 Struts FEATURES: Application specific velocity sensitive valving; Utilizes OEM coil spring.; Maintains smooth, factory-like ride.; Structurally engineered for lifted applications; Lifted 6-inches, eliminating the need for strut spacers.; Nitrogen gas charged to improve ride, handling, and reduce shock oil aeration.; Offers improved tire contact with the road for increased stability and performance.; Infinitely Variable Damping; Leak-proof piston seal; Special formulated low friction shock oil NOTES: Cannot be installed in conjunction with a strut spacer; ONLY fits models with 6-inches of lift KIT CONTENTS: 2 x Premium N3 Lifted Strut SPECS: SKU: 23003; Install Time:2-3 hours FITMENT: 2004-2008 4WD Ford F-150