What is the specific drop height for these lowering springs?

These AST lowering springs are designed to provide a 30mm drop at the front and a 30mm drop at the rear of your BMW 4 Series.

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 instructions for any specific hardware or alignment requirements.

What does the lifetime warranty cover?

The lifetime warranty covers the springs against breaking. This ensures peace of mind for the lifespan of the product under normal use.

Specifications

Brand: AST
Part #: ASTLS-18-059
UPC: ASTLS-18-059

AST 07/2013-10/2020 BMW 4 Lowering Springs - 30mm/30mm

Name: AST 07/2013-10/2020 BMW 4 Lowering Springs - 30mm/30mm
Brand: AST
SKU: ast-ast-07-2013-10-2020-bmw-4-lowering-springs-30mm-30mm-t14-707554
Price: 348.43 USD
Availability: BackOrder

$348.43

On Backorder

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AST 07/2013-10/2020 BMW 4 Lowering Springs - 30mm/30mm. Lowers your vehicle's center of gravity while maintaining OEM comfort.

Key Features

Fits 2013-2020 BMW 4 Series models (420i, 428i, 430i, 418D, 420D, 425D F32).
Lowers the vehicle's center of gravity for improved handling.
Maintains a comfortable ride similar to OEM springs.
Progressive spring design balances lowering and performance.
Cold-coiled on Wafios coiling machines for consistent quality.
Direct replacement for OEM springs.

These lowering springs are designed to fit the 2013-2020 BMW 4 Series models, including the 420i, 428i, 430i, 418D, 420D, and 425D F32.

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About this part

Product Details

AST is known for making well-built suspension components, and these lowering springs are a great example of that. If you're looking to give your 2013-2020 BMW 4 Series a lower stance and a reduced center of gravity, these springs are a solid option. They're designed to replace your original equipment manufacturer (OEM) springs directly, so installation is straightforward.

These springs are cold-coiled on Wafios coiling machines, which are considered top-tier equipment in the industry, ensuring a strong and consistent product. The progressive design helps strike a good balance, lowering your ride height for improved handling characteristics without sacrificing too much of the comfortable ride you're used to. This means you get a noticeable change in appearance and feel without making the car harsh for daily driving.

With a 30mm drop front and rear, these springs are specifically developed for the BMW 4 Series models from 07/2013 to 10/2020. They come with a lifetime warranty against breaking, giving you confidence in their durability for years to come.