AST Suspension Lowering Springs (50mm/40mm TUV) - 1998-2006 BMW 3 Series 4CYL Coupe (E46)

The AST Suspension Lowering Springs for the 1998-2006 BMW 3 Series (E46) are high-performance coil springs designed to improve handling and stance. Crafted from premium high tensile chromium-silicone wire, these springs are handpicked by AST engineers for their consistent quality and durability. Each spring undergoes a meticulous manufacturing process, including cold winding, heat treatment to enhance hardness and reduce internal stresses, and individual shot peening. The springs are phosphate treated and powder coated to ensure long-lasting corrosion resistance, making them a reliable upgrade for enthusiasts seeking improved ride quality and a lowered profile. Featuring progressive rates on most vehicles, these springs deliver a balanced combination of comfort and performance, ideal for street and spirited driving.

Designed specifically for the 1998-2006 BMW E46 3 Series coupe with 4-cylinder engines, these springs are a direct replacement for the factory components. They are intended to lower the vehicle by approximately 50mm front and 40mm rear, enhancing handling dynamics and visual stance without compromising ride quality. Installation is straightforward as they are bolt-on replacements, suitable for both daily driving and performance applications. The kit includes the set of lowering springs, with no additional components required. These springs are compatible with vehicles equipped with Electronic Damping Control (EDC), providing an effective upgrade for drivers seeking improved cornering and a sportier appearance.