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AST Lowering Springs 35mm/25mm BMW 3 Series 320i/323i/325i/320D E90/E92 (ASTLS-17-023)

AST Lowering Springs 35mm/25mm BMW 3 Series 320i/323i/325i/320D E90/E92 (ASTLS-17-023)

SKU:ASTLS-17-023

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Regular price $295.07 USD
Regular price $344.25 USD Sale price $295.07 USD
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The AST Lowering Springs for the BMW 3 Series (E90/E92) are high-performance suspension components designed to improve handling and aesthetics. Crafted from premium high tensile chromium-silicone wire, these springs are handpicked by AST engineers for their quality and metal consistency. Each spring undergoes a rigorous manufacturing process, including cold winding, heat treatment to enhance hardness and reduce internal stresses, followed by shot peening, phosphate treatment, and powder coating to ensure durability and longevity. Featuring progressive rates on most vehicles, these springs provide a smoother ride while lowering the vehicle's stance for a sportier appearance and improved cornering performance.

Designed for 2006-2013 BMW 3 Series models, including 320i, 323i, 325i, and 320D variants, these springs are a direct replacement upgrade for factory components. They lower the ride height by 35mm at the front and 25mm at the rear, enhancing vehicle stability and handling on both street and track applications. Installation is straightforward as they are bolt-on replacements, and the kit includes the necessary springs for a complete upgrade. Suitable for enthusiasts seeking improved performance and a lowered stance, these springs are ideal for daily driving, spirited street use, or track days.

Overview

AST Lowering Springs for the 2006-2013 BMW 3 Series (E90/E92) 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: 35mm
  • Rear: 25mm
  • TUV Certified? Yes
Vehicle Fitment
  • Part Number: ASTLS-17-023
  • Product: AST Lowering Springs
  • Production Years: 06/2006-10/2013
  • Model Years: 2006-2013
  • Make: BMW
  • Model: 3 Series
  • Chassis: E90/E92
  • Model Note: -
  • Note 1: Not suitable for 4WD (four-wheel drive) cars.

Additional Vehicle Fitment

  • 2006 BMW 3 Series 320i/323i/325i/320D Coupe (E90/E92)
  • 2007 BMW 3 Series 320i/323i/325i/320D Coupe (E90/E92)
  • 2008 BMW 3 Series 320i/323i/325i/320D Coupe (E90/E92)
  • 2009 BMW 3 Series 320i/323i/325i/320D Coupe (E90/E92)
  • 2010 BMW 3 Series 320i/323i/325i/320D Coupe (E90/E92)
  • 2011 BMW 3 Series 320i/323i/325i/320D Coupe (E90/E92)
  • 2012 BMW 3 Series 320i/323i/325i/320D Coupe (E90/E92)
  • 2013 BMW 3 Series 320i/323i/325i/320D Coupe (E90/E92)
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