Don’t get rid of your factory FOX TRD PRO suspension! Just enhance it! In this video we explain to you how the preload collar works where it’s located what the advantages of using it and why we feel it’s the best alternative. People that replace their factory suspension are wasting their money unless they go to 3.0 shock size or a reservoir with or without adjusters. This shock features the same factory internals as the Fox 2.5 IFP.