AST Suspension Lowering Springs

Part #: ASTLS-22-123

Overview

The AST Suspension Lowering Springs are engineered to enhance the handling and aesthetic appeal of your BMW 4-Series XDRIVE (03/2021-). Designed for enthusiasts seeking a sportier stance and improved road feedback, these springs help lower your vehicle's center of gravity, resulting in a more aggressive look and more responsive driving experience. Crafted to support your vehicle's suspension system, they provide a balanced combination of ride quality and handling precision, making them ideal for spirited driving or daily commuting with a performance edge.

Key Features

Designed with precision-wound coils and high-quality steel, these lowering springs are built for durability and consistent performance. Their progressive spring rate ensures a smooth ride while reducing body roll during cornering. The optimized spring geometry maintains proper suspension travel and alignment, helping to preserve ride comfort and tire wear. The springs are finished with a corrosion-resistant coating to withstand the elements, ensuring longevity and sustained performance over time. Installation is straightforward for those familiar with suspension upgrades, and they are intended to be a direct replacement for factory springs, requiring no additional modifications.

Construction & Design

Manufactured from high-tensile steel with a precision-coiled design, these springs are engineered to provide consistent lowering and handling characteristics. The progressive spring rate design ensures a comfortable ride while delivering improved handling dynamics. The corrosion-resistant finish helps protect against rust and environmental damage, maintaining performance and appearance over time.

Driving Feel & Feedback

Lowering your BMW 4-Series XDRIVE with these springs enhances steering response and reduces body roll, resulting in a more connected and engaging driving experience. The improved stance not only boosts aesthetics but also contributes to more predictable handling during aggressive maneuvers. The ride remains comfortable for daily use, with the springs helping to absorb road imperfections while maintaining stability.

Installation & Fitment

These springs are designed as a direct replacement for the factory components, making installation straightforward for experienced DIY enthusiasts or professional technicians. Proper alignment is recommended after installation to ensure optimal handling and tire wear.

What’s Included

The package includes a set of four lowering springs, tailored specifically for the BMW 4-Series XDRIVE (03/2021-). Hardware or additional components are not included, as these are intended to replace existing springs directly.