SPL Parts 90-00 BMW 3 Series (E36/E46) Rear Trailing Arm BushingsSPL Parts FKS Series BMW E36 E46 Rear Trailing Arm Bushings (RTAB) replace the stock mushy rubber bushings with low friction articulating spherical bearings, eliminating bushing flex and reducing bind friction. This maintains optimum suspension geometry under load to improve handling and feedback, and removes the toe change under high load that the OEM bearing would allow. Our Monoball Bushings feature FK Racing Bearings with a self lubricating Teflon