RTD Motorsports E8X – E9X ULTRA-LIGHT Billet Aluminum Rear Trailing Arm Set

E8X – E9X Ultra-Light Billet Aluminum Rear Trailing Arm Set Enhance Your BMW E8X-E9X Handling with RTD Motorsports Ultra-Light Billet Aluminum Rear Trailing Arms Transform your BMW's performance with the RTD Motorsports Ultra-Light Billet Aluminum Rear Trailing Arms, engineered for superior handling and precision. These trailing arms are crafted from high-grade 7075-T6 aluminum, offering exceptional strength and rigidity while significantly reducing weight compared to OEM components. Key Benefits: Superior Strength and Reduced Weight: Our trailing arms are 30% lighter than OEM alternatives (360 grams vs. 517 grams each), providing an unparalleled weight-to-strength ratio for a more agile driving experience. Optimized Handling: The rigid design enhances suspension geometry, delivering improved cornering stability, quicker response times, and a smoother ride overall. Precision CNC Engineering: Each arm is manufactured using advanced CNC technology, ensuring a perfect fit and maximu