Ess Speedway Rear Spring Dia. 5.00 in Len: 12 in Rate: 150 lbs in Ess Speedway Rear Spring Dia. in Len: in Rate: lbs in EIBACH COILOVER SPRING Eibach 5 1 2" x 11" Front Coil Springs Circle Track and Oval Track Eibach ERS Coilover Coil Spring Kit 2.25 in. ID 7.00 in. Length 3.56 in Eibach 1100.500.0300 Eibach Conventional Rear Coil Springs Summit Racing. Eibach ESS Speedway Single Rear Coil Spring Application: Compatible with various performance vehicles (please verify fitment) Part #: 1600. 500. 0075 Overview The Eibach ESS Speedway Single Rear Coil Spring is engineered to elevate your vehicle's handling performance, especially in racing and spirited driving scenarios. As part of Eibach's renowned ERS line, this spring system exemplifies precision manufacturing and advanced spring technology, designed to deliver superior control, stability, and responsiveness on the track or street. Whether you're a competitive racer or an enthusiast seeking optimal suspension tuning, this coil spring provides the durability and performance you demand. Constructed with high quality materials and manufactured through series production processes, the ESS Speedway Spring ensures consistent, repeatable performance. Its ultra lightweight design reduces unsprung mass, which enhances suspension response and improves overall vehicle dynamics. With maximum travel capabilities, this spring allows for greater suspension articulation, making it ideal for high performance applications where handling precision is critical. Key Features The Eibach ESS Speedway Single Rear Coil Spring offers several technical advantages that set it apart from standard OEM springs: Ultra Lightweight Construction: Crafted from advanced materials to reduce unsprung weight, resulting in improved handling and ride quality. High Performance Spring Rate: Designed to provide a linear spring characteristic, ensuring predictable and consistent suspension response under load. Maximum Travel: Engineered to accommodate aggressive driving and racing conditions, allowing for increased suspension travel without bottoming out. Precision Manufacturing: Manufactured with tight tolerances to ensure uniformity and reliability across production runs. Durability & Quality: Built to withstand demanding racing environments, maintaining performance over time with high resistance to fatigue and wear. Optimized for Race Applications: Ideal for track days, autocross, and competitive motorsports where suspension tuning is critical for performance. Construction & Design The Eibach ESS Speedway Spring is constructed using advanced steel alloys that balance strength and weight savings. Its design emphasizes a linear spring rate, which provides a smooth, predictable response throughout the suspension's travel. The spring's geometry and manufacturing process ensure minimal tolerances, resulting in consistent performance and ease of installation. The lightweight construction not only reduces unsprung mass but also contributes to improved acceleration, braking, and handling characteristics. Installation & Fitment The Eibach ESS Speedway Single Rear Coil Spring is designed as a direct replacement for the factory spring, offering a bolt on installation with no need for modifications. Proper installation typically requires standard tools and may benefit from professional suspension setup to optimize ride height and handling characteristics. No cutting, drilling, or tuning is generally necessary, but verifying compatibility with your specific vehicle model is recommended before installation. Easy bolt on replacement for factory springs No cutting, drilling, or tuning required in most cases Compatible with a variety of performance vehicles (please verify fitment) What's Included Single rear coil spring Installation hardware (if applicable) Ideal For Performance enthusiasts seeking improved handling and stability Track day and autocross participants Drivers looking to reduce unsprung weight for better suspension response Vehicle owners aiming for a more aggressive stance and improved cornering