AST Suspension Lowering Springs (40mm/30mm TUV) - 1999-2005 BMW 3 Series 330D Touring

The AST Suspension Lowering Springs for the 1999-2005 BMW 3 Series E46 (including 330D Touring) are high-performance suspension components designed to reduce ride height by 40mm front and 30mm rear. 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, shot peening, phosphate treatment, and powder coating, ensuring longevity and resistance to corrosion. The progressive rate design on most vehicles provides improved handling, stability, and a sportier stance, making them suitable for enthusiasts seeking both performance and aesthetics.

These lowering springs are compatible with BMW 3 Series models from 1999 to 2005, specifically tailored for the E46 chassis. They serve as direct replacements for stock springs, offering a significant upgrade for street driving, spirited handling, or track use. Installation is straightforward, designed as bolt-on components that do not require additional modifications. The kit includes the necessary springs, and their construction ensures a reliable, long-lasting upgrade. Ideal for drivers looking to enhance vehicle stance and handling without compromising ride quality, these springs are a perfect fit for daily drivers and performance enthusiasts alike.