| Year | Make | Model |
|---|---|---|
| 2011-2019 | BMW | 3 Series VI (F30/F31/F34) |
| 2015-2019 | BMW | 3 Series VI LCI (F30/F31/F34) |
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AST 30mm/25mm F&R Lowering Springs | BMW 3 Series F31 (2012-19) (ASTLS-14-399)
AST 30mm/25mm F&R Lowering Springs | BMW 3 Series F31 (2012-19) (ASTLS-14-399)
SKU:ASTLS-14-399
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$285.35 USD
Regular price
$317.05 USD
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$285.35 USD
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The AST 30mm/25mm F&R Lowering Springs for the BMW 3 Series F31 (2012-2019) 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 reduce internal stresses, and shot peening. The phosphate treatment and powder coating further protect against corrosion and wear, ensuring long-lasting performance. Featuring progressive rates on most vehicles, these springs provide a balanced ride quality with improved cornering stability and a lowered stance for a sportier look.
Designed specifically for the 2012 to 2019 BMW 3 Series F31 models, these springs are compatible with vehicles equipped with Electronic Damper Control (EDC). They serve as a direct replacement for the factory springs, offering a lowered ride height of 30mm in the front and 25mm in the rear. Ideal for street and spirited driving, the springs enhance handling dynamics without sacrificing ride comfort. Installation is straightforward as a bolt-on upgrade, and the kit includes the necessary springs for both front and rear. These springs are suitable for enthusiasts seeking improved performance and a more aggressive stance on their daily driver or weekend cruiser.
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Overview
Overview
AST ASTLS-14-399
Part #: ASTLS-14-399
Overview
The AST 30mm/25mm Front & Rear Lowering Springs are designed to enhance the stance and handling of your BMW 3 Series F31 (2012-19). Crafted for enthusiasts seeking a sportier look and improved driving dynamics, these springs provide a lower ride height that reduces body roll and improves cornering stability. Made from high-quality steel, they are engineered to deliver durability and consistent performance over time. Whether you're looking to improve aesthetics or handling, these springs are an excellent upgrade for your vehicle’s suspension system.Key Features
Designed to support a lowered stance while maintaining ride comfort, these springs feature a progressive coil design that balances performance and everyday usability. The springs are precision-wound from durable steel to resist sagging and fatigue, ensuring long-lasting performance. Their specific spring rates help improve handling response and reduce body roll during aggressive driving. Installation is straightforward for those familiar with suspension upgrades, and they are compatible with factory shocks and struts, making them a practical upgrade for your vehicle.Construction & Design
Constructed from high-tensile steel with a corrosion-resistant coating, these springs are engineered for strength and longevity. The progressive coil design allows for a smooth ride while providing the desired lowering effect, enhancing both aesthetics and handling.Driving Feel & Feedback
These lowering springs help improve your vehicle’s responsiveness and stability, especially during cornering and spirited driving. The reduced ride height lowers the center of gravity, resulting in a more planted feel and enhanced driver confidence without sacrificing ride comfort.Installation & Fitment
Installation involves replacing the factory springs with these aftermarket options, typically requiring basic suspension tools. Fitment should be verified against your specific vehicle model to ensure compatibility.What’s Included
The package includes two front springs and two rear springs, designed specifically for the BMW 3 Series F31 (2012-19). Hardware and mounting instructions are typically included for proper installation.