Spring Rubber 5.0in OD 70 Durometer Green

Eibach Spring Rubber – 5.0in OD, 70 Durometer (Green) – Part #SR.500.0070 Fine-tune your suspension’s performance with the Eibach 70 Durometer Spring Rubber, engineered to deliver controlled, progressive spring response and superior handling precision. Designed to fit 5.0-inch outside diameter coil springs, this green polyurethane insert provides a balance between comfort and control—ideal for setups requiring moderate rate adjustment without sacrificing ride quality. Built for versatility across circle track, drag racing, road course, and off-road applications, the 70-durometer spring rubber increases effective spring rate while adding approximately 1.5 inches of solid height, improving chassis balance and response during compression. Key Features: Progressive Rate Tuning: Adds moderate stiffness for improved cornering stability and balance. High-Durability Polyurethane: 70-durometer compound resists wear, deformation, and repeated compression. Precision Fitment: Designed for 5.0" outside diameter coil springs. Height Adjustment: Adds 1.5" of solid height to your spring stack. Quick and Simple Installation: Easily slides between spring coils for tool-free tuning. Made in the USA: Backed by Eibach’s legendary motorsport engineering. Application Notes: Works with Eibach ERS and other 5.0" OD linear race springs. Sold individually. Available in multiple durometers (50–90) for fine-tuned suspension setup. Why Buy from Fenix Motorsports At Fenix Motorsports, we’re racers and builders first. Every part we sell—like this Eibach Spring Rubber—is tested for real-world durability, performance, and fitment. Whether you’re chasing lap times or dialing in your desert setup, Fenix delivers the proven parts and support you can trust.