Air Spring Spacers are necessary when installing air bags into your lifted 2005-2006 Jeep Liberty 2.8L CRD. To match the lift of your vehicle, these products are available in height ranging from 2" to 6". Sold as a set, these spacers ae made with robust steel or sturdy polyurethane. You'll find industry leading companies like Daystar, Hellwig, Firestone, Airlift, and Pacbrake.