The TeraFlex S/T swaybar crossmember bushing locates and centers the S/T torsion swaybar in the crossmember. This bushing is designed to fit the larger street torsion bar, and has an inside diameter of 1.5". The swaybar bushing is molded from Nylatron GS. This material is a nylon and molybdenum disulphide (MoS2) composition designed with integrated self-lubricity to dramatically extend component service. The bushing can be used with little or no grease, but will long term durability will increase with the use of a synthetic grease. Sold individually.