Eibach ERS 2.00 in. ID Torsion Release BearingEverything you need to make it work.. Eibach offers a range of race spring accessories like couplers, bearings bags and more so you can get the most out of your spring system. Allows for Easier and More Precise Ride Height Adjustment by Eliminating Spring Seat Friction Smoother and More Consistent Spring Action Through Entire Range of Deflection Reduces Torsional Binding by Removing Friction During Deflection Three Piece Kit Includes Plates and