General description Pair Rear Airmatic Steering Shock Strut designed for Mercedes-Benz S-Class W220 (1998-2005). This product is a direct replacement for the original air shock, ensuring improved ride handling and safety. It is compatible with vehicles equipped with AIRMATIC and ADS (Adaptive Damping System), but not with 4MATIC (All Wheel Drive) or ABC (Active Body Control). Technical specifications Condition: New Fitment Type: Direct Replacement Quantity: 2 pieces (for rear left + right side) Internal Design: Twin-tube Surface Finish: Rust Protected Greasable or Sealed: Sealed Gas Charged Shock: Yes Bushings Included: Yes Adjustable: Yes Dimensions: Length 39 cm, Width 6.3 cm, Height 6.3 cm Weight: 16.36 lbs Operating Pressure: ≤290 psi Temperature Range: ≥-40℃ / ≤+70℃ Compatibility and accessories Compatible with the following models: Mercedes-Benz S-Class W220 S 280 (1998-2005) Mercedes-Benz S-Class W220 S 320 (1998-2005) Mercedes-Benz S-Class W220 S 320 CDI (1999-2005)