ApplicationFor 2010-2016compatible for Mercedes E-CLASS (W212 S212 Chassis All, with AIRMATIC incl. AMG) For 2011-2018compatible for Mercedes CLS-CLASS（C218/W218 Chassis All, with AIRMATIC incl. AMG)OE/Part numberA2123200825,2123200825,212 320 08 25 A2123204025,2123204025,212 320 40 25 A2123204425,2123204425,212 320 44 25 A2123203825,2123203825,212 320 3825 A2123202025,2123202025,212 320 2025 A2123200625,2123200625,212 320 0625SpecificationCondition: New Part Type：Air Suspension Spring Fitment Type: Direct Replacement Placement on Vehicle: Rear Right Passenger\'s side Quantity: 1 piece (for rear right side) Greasable or Sealed: Sealed Length, width and height (in/cm): 11.8.*6.7*6.7/ 30*17*17 Gross weight：2.1KG Operating Pressure (psi): ≤290 psi Temperature range：+70°、-40° Applicable Regions: Airmatic Suspension SystemFeature1. 100% Air Tightiness testing 2. 24 hours air tightness test ≤0.02MPa 3. Anti-corrosion and provide a more consistent wear surface 4. Built to strict quality control standards 5. CNC Machined Components 6. Designed for Comfort Suspension 7. Direct replacement for OEM strut without modification 8. Easy to install 9. Eliminating abnormal sound 10. Gives the driver more control of ride 11. Good heat dissipation 12. It has a high compressive strength and good sound insulation to ensure our driving comfort and safety 13. Restore the original ride height and improve ride quality 14. Test more than 3 million times 15. Sturdy & Durable Material