From Higher Speeds To A Crawl Skyjacker ADX 2.0 Works,IFP Prevents Gas/Oil From Mixing Or Foaming [Cavitation],Provides Better Performance/Cooler Running/More Control,Constant Controlled Resistance Prevents Lag And Fade,ADX 2.0 Teflon Banded Piston True Reaction Adds Stability,ADX 2.0 Reacts Quicker To Improve Handling And Stability,Aggressive Look/Unparalleled Performance/Impressive Ride,ADX 2.0 Aluminum Monotube Provides Better Heat Dissipation,Factory Set Vehicle Specific Full Displaced Valve System,Delivers Consistent Dampening/Superior Ride Performance,IFP Technology Provides Quickest Shock Reaction Time Ever,ADX 2.0 Has Large 46MM [1.811 In.] Bore Size