What is the specific drop amount for these springs?

These AST lowering springs are designed to provide a drop of 40mm in the front and 35mm in the rear for compatible BMW 4 Series models. This change in ride height can help lower the vehicle's center of gravity.

Are these springs compatible with my original shocks?

These springs are designed as direct replacements for your OEM springs. While they are intended to work with factory shocks, it is always recommended to consult the manufacturer's installation guide or a professional mechanic for compatibility details with your specific setup.

What does the lifetime warranty cover?

AST offers a lifetime warranty against breaking for these lowering springs. This ensures that the springs are protected against manufacturing defects that could cause them to break under normal driving conditions.

Specifications

Brand: AST
Part #: ASTLS-22-125
UPC: ASTLS-22-125

AST 11/2020- BMW 4 Lowering Springs - 40mm/35mm

Name: AST 11/2020- BMW 4 Lowering Springs - 40mm/35mm
Brand: AST
SKU: ast-ast-11-2020-bmw-4-lowering-springs-40mm-35mm-t14-707578
Price: 364.10 USD
Availability: BackOrder

$364.10

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

AST 11/2020- BMW 4 Lowering Springs - 40mm/35mm. Lowers your BMW's center of gravity while keeping a comfortable ride.

Key Features

Set of AST Lowering Springs for BMW 4 Series (11/2020-).
Lowers vehicle center of gravity by 40mm in the front and 35mm in the rear.
Direct replacement for OEM springs.
Progressive spring design balances ride height and comfort.
Cold-coiled on Wafios coiling machines.
Lifetime warranty against breaking.

These lowering springs are designed for BMW 4 Series models manufactured from November 2020 onwards. Please verify fitment for your specific vehicle.

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About this part

Product Details

This product includes a set of AST Lowering Springs specifically developed for your BMW 4 Series, manufactured from November 2020 onwards. These springs are designed to directly replace your original equipment manufacturer (OEM) springs, offering a way to lower your vehicle's center of gravity. This can lead to improved handling characteristics and a more aggressive stance.

Crafted using Wafios coiling machines, these springs feature a progressive design. This means they offer a balance between lowering your ride height and maintaining a comfortable feel, similar to what you'd expect from your stock springs. The goal is to give you a more engaging driving experience without sacrificing too much ride comfort. AST backs these springs with a lifetime warranty against breaking, so you can install them with confidence.