SuperPro Radius Arm to Diff Mount Bushing Kit - Hybrid (80 duro/ShA) - TRC0396 Unlock sharper handling and lasting performance with the SuperPro Hybrid Radius Arm to Diff Mount Bushing Kit, SKU TRC0396. Ideal for standard-height or lifted vehicles fitted with aftermarket caster increase. Features and Benefits SKU TRC0396 hybrid polyurethane bushing kit for radius arm to differential mount applications. Suitable for standard height vehicles and lifted vehicles with aftermarket caster increase. 80 duro/ShA hybrid formulation for precise control and durability. No NVH increase; retains material memory and high abrasion resistance; outperforms rubber. Enhances vehicle handling and performance. Resistant to extreme temperatures, oils, water, and coolant. Made from SuperPro's proprietary engineering-grade polyurethane. Designed, engineered, and manufactured in Australia.