Our new 2009-13 F150 GEN II system utilizes the proven designs from our 2014 system at an affordable price and fast install for the earlier model trucks. This system includes heavy duty 1/4'' thick steel lower control arm crossmembers with an integrated front differential skid plate for protection and increased front suspension strength. Fabtech extended length ductile iron steering knuckles allow use of 18'', 20'' or 22'' wheels. The Performance GEN II System comes with Dirt Logic 2.5 Stainless Steel Coilovers featuring Eibach coil springs in the front and Dirt Logic Stainless Steel 2.25 in the rear for aggressive offroad driving. Includes Fabtech's 5/60 Powertrain warranty. Five years or 60,000 mile warranty on the vehicle with a Fabtech'suspension. Estimated installation time - 4 Hours. 0 holes to drill for installation. No Welding Required.