This Rough Country 689036 Adjustable Vertex Coilover kit for the Ford F150 4wd can be used as an upgrade to an existing 6 inch lift kit.  Featuring an 8-stage adjustable coilover that allows you to dial in your ride to match the terrain. Using a massive 2.5 inch diameter piston this Nitrogen charged monotube design is enhanced with the use of external reservoirs that maximize oil capacity to keep proper dampening even in the most harsh conditions.

Features and Benefits:

• Easy bolt-on installation
• For use with an existing 6" lift kit
• Replaces struts spacers from existing lift kit
• Remote reservoir w/steel braided line
• Huge 2.5 in piston
• 22mm chrome-hardened piston rod
• Maintains smooth, factory-like ride
• 8 Stage Adjustable Damping
• Nitrogen gas charged to improve ride, handling, and reduce shock oil aeration
• Offers improved tire contact with the road for increased stability and performance
• 3 stage seal system
• Honed steel body
• CNC Machined billet aluminum accents
• Hardened chromed piston rod provides superior corrosion resistance and enhances sealing properties
• Estimated Install Time: 2-3 hours
• Zinc plate finish with double clear coat
• 400 Hour salt spray rating
• Includes driver and passenger side coilovers and reservoir mounting plates
• 3-year Limited Warranty