AST Lowering Springs For BMW 3 4CYL. 1998-07/2006, Front 40 , Rear 30

The AST Lowering Springs for BMW 3 4CYL (1998-07/2006) provide a precise solution for enthusiasts seeking to enhance their vehicle's handling and aesthetics without compromising comfort. Designed and manufactured with meticulous attention to quality, these springs are cold-coiled using the advanced Wafios coiling machines, ensuring consistent performance and durability. Engineered as a direct replacement for the OEM springs, they effectively lower the vehicle's center of gravity, which contributes to improved stability and cornering response.

Crafted from premium materials, the AST springs feature a progressive spring rate that balances ride comfort with enhanced driving dynamics. This design philosophy allows drivers to experience a sportier stance and improved road feedback while maintaining the smoothness expected from original equipment. The springs have been rigorously tested and developed specifically for the BMW 3 4CYL models within the specified years, ensuring optimal fitment and performance.

Reliability is a cornerstone of the AST brand, and these lowering springs come with a lifetime warranty against breaking, reflecting the confidence in their structural integrity. This warranty offers peace of mind for professional workshops and individual users alike, underscoring the product’s adherence to high business standards and long-term durability.

Lowering Specifications

• Front drop: 40 mm
• Rear drop: 30 mm

Compatibility

• BMW 3 Series 4CYL models
• Production years: 1998 to 07/2006

In summary, the AST Lowering Springs offer a refined upgrade that enhances your BMW’s handling characteristics while maintaining a level of comfort close to the OEM setup. Their precise engineering, quality manufacturing process, and comprehensive warranty make them a reliable choice for professionals and discerning drivers seeking performance and dependability.

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.

All in stock products ship the same day if ordered before 2pm GMT

For out of stock items we will contact you with an estimated wait time if not otherwise specified above.

We offer worldwide shipping on all products. If upon receiving your product you wish to return; we offer a 30-day returns policy. For our in-depth returns information please follow the link. "R44 Returns Policy

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.