Eibach E30 35 056 01 22 Pro Lift Kit Set of 4 Springs ShockWarehouse Eibach ERS Spring Universal 171 lbs in 1.5in Block 4.37in Length (70 60 0030) Eibach Springs Suspension Lift Kit E30350370320 Eibach E30 77 010 03 22 Pro Lift Kit Springs (Front & Rear Springs. Eibach ERS Main Metric Linear Tender Single Coil Spring Universal Fitment for Various Applications Part #: 70 60 0030 Overview The Eibach ERS Main Metric Linear Tender Single Coil Spring is engineered for performance enthusiasts seeking precise suspension tuning and superior ride quality. Designed with the latest advancements in spring technology, this coil spring offers a consistent and linear spring rate, making it ideal for racing, track days, or high performance street applications. Whether you're upgrading your vehicle's suspension for improved handling or customizing your setup for specific driving conditions, this spring provides the reliability and performance you demand. Manufactured by Eibach, a globally recognized leader in suspension components, this spring is crafted with meticulous attention to detail and quality. Its evolution over the years has established it as one of the most comprehensive and superior race spring systems available. The ERS line is known for its precise manufacturing process, ensuring each spring maintains tight tolerances and consistent characteristics, which are critical for predictable handling and durability. Key Features The Eibach ERS Main Metric Linear Tender Spring offers several key features that set it apart from standard springs: Linear Spring Rate: Provides a consistent 171 lbs in rate, ensuring predictable suspension response throughout the travel. Optimized Block Height: 1. 5 inches, designed to work seamlessly with various suspension setups for improved ride height and handling. Standard Length: 4. 37 inches, offering a balanced combination of compression and extension characteristics for versatile use. Manufacturing Excellence: All springs are produced in series with repeatable quality, ensuring each piece meets strict industry standards. Enhanced Durability: Crafted from high quality materials to withstand demanding conditions, including racing environments. Low Tolerance: Maintains precise spring rates and dimensions, critical for tuning suspension performance. Versatile Application: Suitable for a wide range of vehicles and custom setups, providing flexibility for various racing and performance needs. Evolution & Innovation: Continual improvements ensure the ERS line remains at the forefront of race spring technology. Construction & Design The Eibach ERS Main Metric Linear Tender Spring is constructed using advanced manufacturing techniques to ensure optimal performance and longevity. The spring features a high strength steel alloy, carefully tempered and processed to achieve the desired linear rate. Its design emphasizes a consistent coil pitch and precise wire diameter, which contribute to its predictable spring behavior. The spring's compact dimensions and robust build make it suitable for high stress racing applications, while still providing excellent ride quality on the street. The spring's geometry is optimized for minimal deflection and maximum stability, allowing for precise tuning of suspension characteristics. Its series production process guarantees uniformity across batches, giving you confidence in every spring installed. The design also ensures compatibility with various coil over systems and suspension components, making it a versatile choice for performance upgrades. Installation & Fitment The Eibach ERS Main Metric Linear Tender Spring is designed for straightforward installation, compatible with existing suspension setups. It is a bolt on component that requires no cutting or drilling, making it suitable for DIY enthusiasts and professional installers alike. Proper installation may involve replacing existing springs or integrating with coil over assemblies, depending on your vehicle's configuration. For optimal performance, it is recommended to have the suspension aligned after installation. Always verify compatibility with your specific vehicle model and suspension system before installation. If you are unsure about the process, consult a professional suspension technician to ensure correct fitment and safety. What's Included Single coil spring with specified dimensions and spring rate Installation instructions (if provided by manufacturer) Ideal For Performance enthusiasts seeking precise suspension tuning Racing and track day applications High performance street driving Vehicle owners looking to improve handling and stability