Upgrade your BMW F8X chassis with the AST Adjustable Lowering Springs (ALS-21-001) — a premium performance suspension solution that lowers ride height while maintaining ride comfort and OEM suspension dynamics. These height-adjustable springs replace the factory springs and allow you to fine-tune your vehicle’s stance even after installation, offering a customized balance between aggressive looks and functional handling. Engineered specifically for the M2, M3, and M4 platforms, this kit enhances cornering stability, reduces body roll, and improves overall driving engagement without replacing dampers or disabling adaptive suspension systems.
Fits BMW F87 M2 and M2 Competition (2016–2018 & 2019–2021).
Compatible with BMW F80 M3 (2015–2018).
Works on BMW F82/F83 M4 Coupes & Convertibles (2015–2020).
Designed as a direct replacement for OEM springs — no damper swap required.
Compatible with adaptive factory dampers and EDC systems; retains all OEM suspension settings post-install.
Four height-adjustable lowering springs engineered for front and rear.
Threaded adjuster collars for on-car ride height tuning.
Vehicle-specific spring seats and mounting hardware.
Installation instructions.
Spring Type: Height-adjustable performance springs with progressive rates developed for the F8X chassis.
Material: Cold-coiled premium spring steel for durability and consistent performance.
Lowering Range: Approx. 15–45 mm front and 10–30 mm rear (final drop varies by setting and vehicle weight).
Compatibility: Works with OEM and adaptive suspension electronics.
Installation: Bolt-on spring replacement; alignment recommended after install.
Origin: Engineered and manufactured in the Netherlands.
Height adjustability after installation gives you precise stance control without swapping components.
Improved handling dynamics with reduced body roll and lower center of gravity.
Progressive spring rates that balance daily comfort with spirited driving performance.
Retains factory adaptive suspension function and EDC integration.
Premium European construction with cold-coiled springs and quality hardware.
Lifetime warranty on breakage (manufacturer warranty).
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