What is the specific drop amount for these springs?

These AST lowering springs offer a 40mm drop in the front and a 35mm drop in the rear. This provides a noticeable lowering effect for a sportier appearance.

Do these springs require any other parts for installation?

These springs are designed as a direct replacement for your OEM springs. However, it is always recommended to consult the manufacturer's installation guide or a professional mechanic to determine if any additional hardware or alignment services are needed.

What does the lifetime warranty cover?

The lifetime warranty covers the springs against breaking. This ensures that the springs are well-built and will hold up over time under normal driving conditions.

AST Lowering Springs 40mm/35mm | ASTLS-22-119

Name: AST 03/2014-07/2021 BMW 4 XDRIVE Lowering Springs - 40mm/35mm
Brand: AST
SKU: ast-ast-03-2014-07-2021-bmw-4-xdrive-lowering-springs-40mm-35mm-t14-707570
Price: 310.08 USD
Availability: BackOrder

AST 03/2014-07/2021 BMW 4 XDRIVE Lowering Springs - 40mm/35mm

$310.08

On Backorder

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

AST lowering springs for 2014-2021 BMW 4 Series xDrive. Lowers center of gravity while keeping a comfortable ride.

Key Features

Fits 2014-2021 BMW 4 Series xDrive models.
Lowers the vehicle's center of gravity for improved handling.
Maintains a comfortable ride similar to OEM springs.
Features a progressive spring design for a balance of lowering and performance.
Cold-coiled on Wafios coiling machines for precision and durability.
Direct replacement for factory springs.

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Product Details

If you're looking to give your 2014-2021 BMW 4 Series xDrive a lower stance and improved handling, these AST Lowering Springs are a solid option. They're designed to directly replace your factory springs, reducing your vehicle's center of gravity without sacrificing too much of the comfortable ride you're used to. This means you get a sportier look and feel while still being able to handle daily driving.

These springs are cold-coiled using Wafios coiling machines, which are well-known for their precision. This advanced coiling process helps ensure a consistent and durable spring. The progressive design means they offer a good balance between lowering the car and enhancing performance, giving you a more engaging driving experience. They are specifically developed for each vehicle application to ensure a proper fit and function.

With a lifetime warranty against breaking, you can install these springs with confidence. They're a well-built component designed to last and improve your BMW's driving dynamics.