D2 Racing RS Coilovers For 97-04 Mercedes Benz SLK (D-ME-23-RS) D2_PRO_Series_Springs Our air cup kit provides

Our air cup kit provides on demand height adjustment while maintaining the performance and reliability that users expect from coilovers

A progressive rate allows a plush comfortable ride under normal travel

Compatible with the front of D2 RS Coilovers

and custom spring rates

These coilovers do not have damper adjustments

D2 Racing RS Coilovers For 97-04 Mercedes Benz SLK (D-ME-23-RS) D2_PRO_Series_Springs Our air cup kit providesThe RS Series suspension kit is our most popular coilover. Featuring a 36 way damping and rebound adjustable monotube design, RS Series coilovers are perfect for the modified street car that also sees occasional track days. This coilover has separate height and preload adjustments allowing for optimal suspension tuning while maintaining full strut travel at all times Key Features: Uses either a rubber upper mount or pillowball rubber upper mounts.