Eibach ERS 70mm ID Linear Tender Spring 0 475 Baureihe 475 DR 275.0 8 ET 165 S Bahn Berlin 'Stadtbahner. Renowned for our extensive catalog of over 1,500 precision engineered race springs. Eibach race springs offer unparalled customization and performance optimization across a wide spectrum of racing applications. From shocks to pull bars we offer a wide range of springs solutions to fine tune the handling dynamics of your race car. Installation Instructions Installation Instructions Provides a Softer Initial Rate When Paired with a Main Spring Highest Linearity and Guaranteed Consistency Available in Linear or Progressive Rates Each Spring Individually Tested