VW Bug, Ghia And Thing Urethane Axle Beam Bushing Kits. These Urethane bushings replace stock Micarta bushings, outer needle bearings and inner bushings. Bug, Ghia and Thing have basically the same chassis and the front axle beams are the same also for the model years except Super Beetle front these are struts. Doubles as grease seals so they are not needed. 4 Piece Kits.