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BMW
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- Rear Control Arm
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This product was last offered at the strikethrough price on
03-13-2026
This product was last offered at the strikethrough price on
03-13-2026
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
05-02-2026
This product was last offered at the strikethrough price on
05-05-2026
This product was last offered at the strikethrough price on
05-05-2026
ECS E90 xDrive Lowering Spring Set Transform your E90’s handling and stance with our specially designed ECS Lowering Springs. Built to enhance both cornering capability and ride comfort, these springs provide a balanced drop between 1.0"-1.3", giving your vehicle a sportier profile while keeping a smooth, OEM-like ride. Experience a lower center of gravity for improved stability, enhanced steering feedback, and a sleek look that reduces unsightly wheel gap for a true performance appearance.
Why Choose ECS Lowering Springs?
Better Handling and Stability: By lowering the center of gravity, these springs reduce body roll and improve road grip, delivering precise control through corners. Performance-Driven Design: Linear spring rates tuned for sporty responsiveness without sacrificing comfort, making them ideal for daily driving. Durability You Can Trust: Finished with a flat black powder coating for excellent corrosion resistance, so they look great and last. Specifications
Lowering Range: Front 1.0"-1.2", Rear 1.2"-1.3" Spring Rate: Front 505 lbs/in, Rear 854 lbs/in Ideal for Daily Drivers and Enthusiasts: With rates slightly above factory specs, ECS Lowering Springs provide improved handling without the harshness typical of coilovers, making them perfect for drivers seeking a more refined, performance-focused setup. Take it a step further by adding wheel spacers to achieve the ultimate stance—browse our wide selection of options for the E90 xDrive to complete your suspension overhaul!
ECS Performance Rear Trailing Arm Set Say goodbye to suspension flex and unwanted geometry changes under load with our Performance Rear Trailing Arms, an upgrade engineered to enhance strength and handling precision. Factory steel trailing arms can flex and even fail under harsh conditions, but these trailing arms are built to stand the test of time. Lightweight, rigid, and built from solid 6061-T6 aluminum, these trailing arms offer improved stability and peace of mind, no matter how demanding the road.
Why Upgrade to ECS Rear Trailing Arms?
Engineered for Strength: Constructed from high-grade 6061-T6 aluminum, anodized for corrosion resistance, these arms are designed to last longer and handle tougher conditions than OEM steel arms. Lightweight and Strong: Each arm is 25% lighter than stock, weighing 384 grams versus the factory 517 grams, reducing unsprung weight for better performance. Easy DIY Installation: Designed to fit seamlessly, these trailing arms won’t alter alignment settings, making them a straightforward upgrade for enthusiasts and home mechanics alike. Enhanced Handling: With virtually no flex, they eliminate unwanted suspension changes, providing a smoother, more controlled ride. Kit Includes
Lowering Spring Set: Front and rear springs with precise lowering specs and premium powder coating. Rear Trailing Arms: A set of solid 6061-T6 aluminum trailing arms, ready for direct replacement, along with all necessary hardware. Bolt Torque Spec: 74 ft-lbs