When you install air bags inside of a coilspring, they ride ROUGH!!!! They are not adjustable and. This kit replaces the coil springs and does require welding. THIS KIT will give you up to 8 of travel and a MUCH SMOOOOOTHER RIDE. 1.5" SPACERS LIFT 3".The item "B Air Lift 1000 Air Spring 2009up Dodge Ram 1500 Load level" is in sale since Thursday, July 19, 2018. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Suspension & Steering\Lift Kits & Parts". The seller is "chassis_tech" and is located in Mesa, Arizona. This item can be shipped worldwide.