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                                    H&R Sport Spring Kit (Part Number: 50421)
If you're looking to improve the handling and appearance of your 2003 to 2008 BMW Z4 E85, the H&R Sport Spring Kit is a top choice. As H&R's best-selling product, these springs are designed to lower your vehicle's center of gravity, significantly reducing body roll and enhancing overall handling performance.
Key Features
- Front Lowering: Approximately 1.5 inches
- Rear Lowering: Approximately 1.25 inches
- Material: High-quality spring steel for durability
- Finish: Corrosion-resistant coating to withstand the elements
- Progressive Spring Rate Design: Balances superb ride quality with sporty handling
Compatibility and Fitment
The H&R Sport Spring Kit is specifically designed for the BMW Z4 E85 (2003-2008). This precise fit ensures that you achieve the desired stance and performance without compromising ride comfort. Customers have reported a noticeable improvement in both the look and handling of their vehicles after installation.
Performance Impact
By lowering the vehicle, these springs not only reduce the fender well gap for a more aggressive stance, but they also contribute to improved aerodynamics. This streamlined design can lead to better fuel efficiency, making your driving experience even more enjoyable. Feedback from users highlights a fun driving experience with enhanced cornering stability.
Why Choose H&R Sport Springs?
For enthusiasts looking to upgrade their suspension system, the H&R Sport Springs offer a reliable and effective solution. Whether you're navigating city streets or tackling winding roads, these springs provide the perfect balance of comfort and performance. Installing the H&R Sport Spring Kit is a straightforward way to achieve a sportier look and improved handling in your BMW Z4.
                                    ⚠ WARNING:
                                    Cancer and Reproductive Harm
                                    https://www.P65Warnings.ca.gov
                                
| Make Vehicle | Model | Year | 
|---|---|---|
| 2003-2008 BMW Z4 | Z4 | 2003-2008 | 

H&R Springs was founded in the late 1970s by Werner Heine and Heinz Remmen. The pair of them saw the need for improved suspension on the street and shared the belief that, with such, vehicles would have more control and better handling. Both Mr. H and Mr. R had years of professional and personal automotive experience. They used their technical know-how, driving experience, and suspension expertise to build superior quality springs that would create a new look in the automotive world with a “correct vehicle stance.” Mr. H and Mr. R’s commitment to producing a quality product allowed them to obtain TUV certification and the European performance spring market was subsequently born. From the very beginning, Mr. Heine and Mr. Remmen have been leaders and innovators with great influence in the suspension aftermarket; such remains true to this day.
H&R's Company GrowthSince its inception 50 years ago, H&R Special Springs has been manufacturing the highest quality premium suspension components available on the market. H&R Springs boast proven quality and true performance that can only be obtained through precise, in-house design, innovative technology, and superb attention to detail. These standards define what the H&R Springs brand is all about. With an esteemed automotive heritage, H&R Springs continues its dedication to building performance street suspension components that unleash a vehicle’s true superior handling and ride potential.
Over the years, H&R Springs has developed a diverse and comprehensive line of products and suspension applications for the street. H&R now manufactures four different spring product series, six different coilover product lines, two different Cup Kit lines, a sway bar program, a lightweight line of I.D. Race Springs, and the ever-popular Quick-Safe wheel bolt stud conversions. What’s more, the company also has the largest wheel spacer and adaptor program in the industry.
Why Choose H&R Springs?The H&R Springs company philosophy is simple yet effective: To manufacture the best suspension products using the highest grade materials available and backing them with unparalleled customer service. Every H&R suspension application is designed to be vehicle-specific; all of its products are designed to enhance handling potential, personal style, and retain vehicle ride comfort.
H&R Springs has established a solid reputation, heritage of industry respect, and customer confidence thanks to the quality of its products that is second to none. An additional benefit is knowing that H&R parts work right out of the box with no hassle. All H&R products are 100 percent manufactured in Germany and exceed ISO quality assurance standards. Every single component undergoes stringent inspections and rigorous testing to ensure premium performance. H&R Springs’ quality shines not only in its finished product but also in the company’s commitment to customer service and distributor relationships.
Upgrade Your Suspension to H&R SpringsH&R Springs remains an industry leader in high-performance, quality suspension components for the street and track. No matter the application, H&R has become synonymous with consistent, proven suspension performance and quality. If you are looking to take your ride’s suspension to the next level, look no further than H&R Springs. With H&R, you will experience unparalleled performance, an attractive stance, and remarkable ride quality/comfort levels.
Vivid Racing carries a full lineup of H&R products and accessories, including coilovers, camber bolts, electronic lowering kits, lug nuts, mounts, springs, sway bars, wheel bolts, wheel spacers, and more! If you have any questions about H&R Springs or any of its products, please feel free to call our expert parts team at (480) 966-3040.
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