AST Lowering Springs For BMW X4 xDRIVE 20i/30i/20D/25D 04/2018-, Front 35 , Rear 30

The AST Lowering Springs for BMW X4 xDRIVE 20i/30i/20D/25D (from 04/2018 onwards) represent a meticulously engineered solution designed to enhance vehicle dynamics by lowering the center of gravity. Manufactured using advanced Wafios coiling machines, these springs are cold-coiled to ensure consistent quality and durability. The front springs reduce ride height by 35 mm, while the rear springs lower it by 30 mm, providing a balanced stance and improved handling characteristics without compromising ride comfort.

These lowering springs are crafted from premium materials and tailored specifically for the BMW X4 xDRIVE models mentioned, ensuring precise fitment and optimal performance. Their progressive spring rate design allows for a smooth transition in compression, maintaining the comfort levels expected from OEM components while delivering enhanced stability and cornering capabilities. This balance is critical for drivers seeking improved road feel and vehicle control without sacrificing everyday usability.

The AST Lowering Springs are a direct replacement for the original springs, facilitating straightforward installation with no need for additional modifications. Their robust construction is backed by a lifetime warranty against breaking, underscoring the brand’s commitment to quality and reliability. Suitable for a wide range of applications, these springs have been developed for over 2500 vehicle models since 1966, reflecting extensive expertise in suspension technology.

Lowering Specifications

• Front lowering: 35 mm
• Rear lowering: 30 mm
• Progressive spring rate design for balanced comfort and performance
• Cold-coiled using advanced Wafios machinery for superior consistency

Compatibility

• BMW X4 xDRIVE 20i (from 04/2018 onwards)
• BMW X4 xDRIVE 30i (from 04/2018 onwards)
• BMW X4 xDRIVE 20D (from 04/2018 onwards)
• BMW X4 xDRIVE 25D (from 04/2018 onwards)
• Direct OEM spring replacement with precise fitment

By choosing AST Lowering Springs, you invest in a high-quality, reliable suspension upgrade that improves your BMW X4’s driving dynamics while maintaining the comfort and safety standards expected from original equipment components.

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All of our products come with a standard warranty of 1-3 years. This is dependant on the type of product however. For more details please see our warranty page here.