Mercury D-FO-23 Cougar 191999-2002 Coilover A6 Avant AWD all with the twist of

all with the twist of a single adjustment knob

36 different damping adjustments

The Concave Flow Digressive Piston allows for a Jekyll and Hyde personality

All M ller suspension systems are designed with maximum performance and ride quality in mind

Designed and assembled in the USA

Mercury D-FO-23 Cougar 191999-2002 Coilover A6 Avant AWD all with the twist ofThe 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.