• AST Suspension Lowering Springs (40mm/30mm TUV) - 2006-2013 BMW 3 Series 323i/325i/330i Cabrio (E93)
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AST Suspension Lowering Springs (40mm/30mm TUV) - 2006-2013 BMW 3 Series 323i/325i/330i Cabrio (E93)

AST Suspension Lowering Springs (40mm/30mm TUV) - 2006-2013 BMW 3 Series 323i/325i/330i Cabrio (E93)

ASTLS-17-020

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The AST Suspension Lowering Springs for the 2006-2013 BMW 3 Series E93 are high-performance suspension components designed to reduce ride height and improve handling. Crafted from premium high tensile chromium-silicone wire, these springs are carefully selected by AST engineers for their strength and consistency. Each spring undergoes a precise manufacturing process, including cold winding, heat treatment to enhance hardness, and shot peening to improve fatigue life. The springs are phosphate treated and powder coated for durability and corrosion resistance, ensuring they withstand harsh conditions over the vehicle's lifespan. Featuring progressive rates on most applications, these springs provide a balanced ride quality with enhanced stability and cornering performance, making them suitable for enthusiasts seeking improved aesthetics and handling.

Designed specifically for 2006-2013 BMW 3 Series models, including the 323i, 325i, and 330i Cabrio (E93), these lowering springs are a direct replacement for factory components. They are compatible with vehicles equipped with Electronic Damping Control (EDC), offering a seamless upgrade to lowered stance and improved suspension response. Installation is straightforward, typically involving bolt-on replacement of stock springs, with no need for additional modifications. The kit includes the set of springs necessary for the front and rear suspension. Ideal for street and spirited driving, these springs enhance vehicle appearance and handling without compromising ride comfort or durability.

Overview

AST Lowering Springs for the 2006-2013 BMW 3 Series (E93) are manufactured from a premium high tensile chromium-silicone wire which is handpicked by AST engineers for its quality and metal consistency.

Each spring is cold wound and then heat treated to increase hardness and reduce internal stresses present after winding. Each spring is then individually shot peened, phosphate treated and then powder coated to outlast even the life of the vehicle.

Features

  • Progressive rates on most vehicles.
  • EDC Compatible (if applicable to vehicle)
  • Each spring is blocked and computer tested prior to shipping, which reduces any settling once installed on the vehicle.
  • Lifetime warranty on breaking.
  • Most of our spring applications are TUV Certified and certificates can be provided upon request.

Lowering Range

  • Front: 40mm
  • Rear: 30mm
  • TUV Certified? Yes
Vehicle Fitment
  • Part Number: ASTLS-17-020
  • Product: AST Lowering Springs
  • Production Years: 08/2006-12/2013
  • Model Years: 2006-2013
  • Make: BMW
  • Model: 3 Series
  • Chassis: E93
  • Model Note: -
  • Note 1: For cars with standard lowering, the indicated lowering will be reduced with the amount of the standard lowering.

Additional Vehicle Fitment

  • 2006 BMW 3 Series 323i/325i/330i Cabrio (E93)
  • 2007 BMW 3 Series 323i/325i/330i Cabrio (E93)
  • 2008 BMW 3 Series 323i/325i/330i Cabrio (E93)
  • 2009 BMW 3 Series 323i/325i/330i Cabrio (E93)
  • 2010 BMW 3 Series 323i/325i/330i Cabrio (E93)
  • 2011 BMW 3 Series 323i/325i/330i Cabrio (E93)
  • 2012 BMW 3 Series 323i/325i/330i Cabrio (E93)
  • 2013 BMW 3 Series 323i/325i/330i Cabrio (E93)
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