SPOON SPORTS REAR TRAILING ARM BUSHES 88-00 ALL MODELSSPOON Rear Trailing Arm Bushes. Compared to the genuine bushes, the rubber hardness has been raised from 65 to 85 increasing the rubber density. It is essential that the bush remains compliant whist unlike many Poly urethane alternatives to ensure the optimum handling for the vehicle. After installation it is possible to suppress the unnecessary movement of the trailing arm, the geometry of the rear suspension is optimized, cornering can be with