AST Lowering Springs For BMW 4 xDRIVE 430D xDRIVE 03/2021-, Front 30 , Rear 30

The AST Lowering Springs for BMW 4 xDRIVE 430D xDRIVE 03/2021- represent a meticulously engineered solution designed to enhance vehicle dynamics by lowering the center of gravity without compromising ride comfort. Manufactured using advanced cold-coiling technology on state-of-the-art Wafios machines, these springs ensure exceptional precision and durability. Their progressive design optimizes suspension performance, providing improved handling and stability while maintaining the familiar comfort levels associated with OEM springs.

Each set is tailored specifically for the BMW 4 xDRIVE 430D xDRIVE model, ensuring a perfect fit and seamless integration with the vehicle’s existing suspension system. The front and rear springs both lower the vehicle by 30 mm, contributing to a sportier stance and enhanced road grip. Crafted from premium materials, these springs are built to withstand rigorous driving conditions, backed by a lifetime warranty against breaking, underscoring their reliability and long-term performance.

By opting for AST Lowering Springs, drivers benefit from a refined driving experience characterized by improved cornering response and reduced body roll, essential for both everyday driving and spirited performance. The reduction in ride height also contributes to aerodynamic efficiency, potentially enhancing fuel economy and reducing wind resistance.

Installation is straightforward as these springs serve as direct replacements for the OEM components, eliminating the need for additional modifications. This ensures that vehicle safety and manufacturer specifications remain uncompromised, making them a practical choice for those seeking performance upgrades within professional standards.

Lowering Specifications

• Front lowering: 30 mm
• Rear lowering: 30 mm
• Progressive spring rate for balanced performance and comfort
• Cold-coiled on premium Wafios machinery for precision and durability
• Lifetime warranty against breakage

Compatibility

• Designed specifically for BMW 4 xDRIVE 430D xDRIVE models from 03/2021 onwards
• Direct OEM spring replacement
• Compatible with original suspension components without additional modifications
• Suitable for both daily driving and enhanced performance applications

Unless explicitly stated otherwise, all products sold by R44 Performance Limited are designated RACE ONLY and are solely for competition or off-road use limited to racing formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, may violate local, state, and Federal laws. R44 Performance Limited does not implicitly or explicitly confirm the legality of using any products it sells on public roads; that is entirely the responsibility of the consumer.

It is the responsibility of the customer to check with all federal, state local and environmental laws before ordering and installing a product. R44 Performance Limited is not responsible for any fees, fines or costs that a customer may incur as a result of failing to check with federal, state, local or environmental laws before ordering and installing a product.

We get a large number of custom orders and requests everyday, so as a result it is not always possible for us to keep every item in stock at all times in our warehouse. If you require the item urgently please contact our sales team here to check the stock before you make your purchase.

We totally understand if you're not certain a part will be compatible with your car, so we highly recommend contacting us here with your query. Our friendly sales team will then be in touch to confirm if this part is the correct part you are looking for.

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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.