Tow Assist Over Load Air Bag Suspension With White Face Gauge & Tank. Fits: 2007 – 2018 Chevy/GMC 1500 Trucks With 6 Lug Wheels Does Not Fit 2007 “classic” Models. Kit Includes: 2 – Standard 2500 lb Air Springs Mounting Brackets With Hardware airmaxxx AM400 Pewter Air Compressor Dual Needle White Face 200psi Air Gauge Gauge Panel With Rocker Switch 1/4″npt Brass Valve 1/4″ D. Approved Air Line With Fittings And Schrader Valve 3 Gallon 6 Port Seamless Aluminum Air Tank Liquid ThreadLock Hose Line Cutter Tool. Directly Bolts In To Factory Holes (only one small hole needs to be drilled to place air fill valve). Control Air Up Or Air Down Quickly With Air Gauge Panel Button. Brackets Are Made In USA & Powder Coated Black. Replaces Factory Bumpstops Provides Up To 5000lbs Of Leveling Capacity. Never exceed more than truck manufacturers maximum load recommendations.