Eibach Barrel Main Single Coil Spring - 575 lbs/in Rate, 3.03 in. Block Height

The Eibach Barrel Main Single Coil Spring is a high-performance racing spring designed to optimize suspension response and handling. With a spring rate of 575 lbs/in and a block height of 3.03 inches, this coil spring is engineered for precise control and durability in demanding racing conditions. Manufactured by Eibach, a leader in suspension components, this spring features a highly linear spring characteristic, ensuring consistent performance throughout compression cycles. Its construction emphasizes low tolerances and high-quality materials, making it suitable for competitive motorsports and track applications. The spring’s design aims to improve vehicle stability, reduce body roll, and enhance overall grip, providing a significant advantage on the race track or during spirited driving.

Compatible with a variety of race vehicles, the Eibach ERS line springs are produced in series to ensure repeatability and reliability. This particular spring is suited for applications requiring a 3.03-inch block height and a 575 lbs/in rate, making it ideal for race car setups that demand aggressive spring rates. Installation involves replacing existing coil springs with this direct-fit component, offering a straightforward upgrade for race or high-performance street cars. The spring is part of Eibach’s comprehensive race spring system, designed to deliver superior handling and responsiveness. It is recommended for use in motorsport environments, track days, or high-performance street driving where precise suspension tuning is essential.