KW H.A.S. height adjustable spring kit for 2021+ Audi RS6 Avant (without air suspension) replaces factory springs with vehicle-specific, chrome-silicon steel springs that allow continuous ride-height adjustment after installation. The kit preserves factory adaptive or standard damper function, includes application-specific bump stops and dust protection, and is engineered to work with OE electronic suspension features.
KW 2021+ Audi RS6 Avant (w/o Air Suspension) Height Adjustable Spring Kit