Eibach Spring Rubber - Coilover - 60 Durometer - Purple Air Filter Cleaner If the two halves fit

If the two halves fit together without a gap

Pyrovatex® Fabric

The sliding tethers offer exceptional visibility

Reduces differential bushing deflection

3/4"-16 Thread Pitch

Eibach Spring Rubber - Coilover - 60 Durometer - Purple Air Filter Cleaner If the two halves fitEibach Spring Rubbers are used to add progressive rate to your linear race spring. Coil Spring Rubber Insert Four different Spring Rubber durometers (50D 90D) available for desired rate tuning. Fits springs with 2. 5" to 3. 0" inside diameters. Adds approximately 1. 5" of solid height to your spring. Made in the U. S. A. and sold individually. Eibach has been committed to creating the finest race springs in the world for over two decades. Eibach