ALL-IN-ONE ANALOG KITFIRESTONE REAR AIR HELPER SPRINGS ALL IN ONE ANALOG KIT ; 22 24 TUNDRA 2WD 4WD No Drill Installation Compatible With In Bed Hitches 5000 Lbs. Of Carrying Capacity 5 psi Minimum Air Pressure Rating 100 psi Max Air Pressure Rating Kit Includes The Air Command Single Analog Control With Standard Duty Compressor Levels Loads Eliminates Squat Protects And Stabilize Loads More Comfortable Ride Less Bottoming Out Reduced Tire And Suspension Wear