AST Suspension Lowering Springs (50mm/50mm) - 2003-2010 BMW 5 Series 540i/545i/550i/535D Sedan (E60)

The AST Suspension Lowering Springs for the 2003-2010 BMW 5 Series (E60) are high-performance suspension components designed to improve handling and aesthetics. Crafted from premium high tensile chromium-silicone wire, these springs are engineered for durability and consistent performance. Each spring undergoes a meticulous manufacturing process, including cold winding, heat treatment to enhance hardness, and shot peening to reduce internal stresses. The powder coating provides long-lasting corrosion resistance, ensuring the springs maintain their integrity over the vehicle's lifespan. Featuring progressive rates on most applications, these springs offer a balanced ride quality with improved cornering stability and lowered stance.

Designed specifically for the E60 chassis, these springs fit BMW 5 Series sedans from 2003 to 2010, including models such as 540i, 545i, 550i, and 535D. They serve as a direct replacement for stock springs, providing a 50mm drop at the front and rear for a more aggressive look and enhanced handling. Installation is straightforward for those familiar with suspension upgrades, and the kit includes the necessary springs for both front and rear. Ideal for street enthusiasts seeking improved ride dynamics and visual appeal, these springs are suitable for daily driving and spirited driving alike, delivering performance without sacrificing comfort.