Control arm bushes stabilize the movement of the arms to ensure the correct geometry is maintained in all situations. Worn or rubber bushes in these locations lead to dynamic changes in wheel alignment that effect the handling of a vehicle as well as the tire life. SuperPro Bushings solve this issue and are the perfect repair or repair upgrade solution.. A superior alternative to rubber: providing higher quality, quieter, longer lasting bushings. SuperPro 2001 BMW M3 Base Front Lower Inner Rearward Control Arm Bushing Kit. Made with SuperPro's proprietary engineering-grade polyurethane formula. Unaffected by extreme temperatures, oils, water or coolant. Designed, engineered and manufactured in Australia. Enhances your vehicles handling and performance. Control Arm Lower - Inner Rear Bushing Kit. Lifetime Warranty. Bushing Kit

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