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Suspension and Components› Shocks, Struts, Coil-Overs and Components

Bilstein

B4 OE Replacement Front Assembled Coilover

$667.62 $632.95 Save $34.67

SKU: l4530139-ASB

In Stock
In Stock
Ships by Jul 29
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Bilstein B4 OE Replacement Front Assembled Coilovers are designed for the BMW X1 2016-2021 models with sport suspension. These fully assembled coilovers come complete with new top mounts and all necessary hardware for installation. They utilize BILSTEIN's gas-pressure technology to provide constant damping power under any load.

These coilovers offer high power reserves for maximum safety and an optimum driving experience. They are manufactured in the USA with a monotube internal design and feature black dampers with black springs. The upper mounting style is stud, and the lower mounting style is eyelet.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandBilstein
Part Numberl4530139-ASB
CategorySuspension and Components

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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