Features Gain greater travel and improved handling while adding ground clearance and aggressive style with Rough Countrys 4-Link F-250 Lift Kit. This innovative kit allows you to replace your factory arms with a 4-Link setup, using Rough Countrys durable, fixed upper arms and adjustable lower control arms. A set of radius arm drop brackets maintain proper geometry and allow for proper caster setting, which is crucial to maintain factory handling. This kit includes a set of lifted coil springs, radius arm drop-brackets, and ultra-durable, fabricated Anti-wrap rear blocks that prevent binding and axle wrap. This kit also includes stainless steel extended brake lines and brake line brackets to ensure you have everything you need to install your lift. Best of all, this kit features Rough Countrys Nitrogen-Charged N2.0 Shock Absorbers for the ultimate balance in off-road performance and a smooth highway ride. Includes Rough Countrys Lifetime Replacement Warranty Easy bolt-on installation Increased ground clearance Levels the front with the rear of the vehicle Radius arm drop brackets allow for properly set caster. Proper caster is crucial to maintaining factory handling and driveability. Includes application valved N3 series shock absorbers which offer the best in balanced performance for on and off-road use. Fabricated blocks are stronger and offer a longer lifespan than cast blocks. Specially designed anti-axle wrap rear blocks maintain stock ride quality while eliminating common lift block problem. Optional Premium N3 Shocks 10-Stage Variable Valving High Pressure Nitrogen Charged 35mm Piston Chromed Hardened 18mm Piston Rod 36kN Tensile Strength Spring Loaded Piston Rod Seal Metallic Silver Paint Silver powder coat finish 3-year Manufacturer's Warranty Optional V2 Monotube Shocks Monotube design Internal floating piston Nitrogen-charged 46mm high-flow piston Fast heat dissipation 36kN Tensile Strength Mounts inverted T6061 brushed aluminum body 3-year Manufacturer's Warranty Optional Vertex Shocks 8-Stage Adjustable Damping Monotube Design Nitrogen-charged Massive 2.5in Piston 22mm Chrome-Hardened Piston Rod 3-Stage Seal System Heat-Treated, Alloy Bearing Honed Steel Body 3-year Manufacturer's Warranty Fitment Notes Models equipped with a 10-speed transmission must remove dial pin. Does NOT fit gas engine models. Does NOT fit manual shift transfer cases Does NOT fit dually models. New fabricated lift block replaces the factory equipped lift block. Does NOT work on models equipped with Tremor Factory Trim Package