ApplicationCompatible for Mercedes-Benz W220 S Class S430 S500 2000-2006 ; Compatible for Mercedes-Benz W220 S Class S600 S55AGM 2001-2006 ; tip:1. for vehicles with ADS (adaptive amping system) system only.2. Not correct for models with ABC (Active Body Control) or 4MATIC (All Wheel Drive).SpecificationCondition: Brand NewPlatform: W220 Placement on Vehicle: Rear right/leftWarranty: one year warranty for any manufacturing defectQuantity: 1 x air suspension shock (as shown in the pictures)Reference OE/OEM Number:2203205013 ; 220320501360 ; 220320501380 ; 220320501388 ; 220 320 50 13 ; 220 320 5013 ; A2203205013 ; A220320501360 ; A220320501380 ; A220320501388 ; Notice-These air suspension are aftermarket products. They will replace the original air shock.-Please double confirm the compatibility as well as the OEM number before purchasing.-Instruction is not included. Professional installation is recommended.-Please feel free to contact us for whatever we can help; everymessagewill be replied in 12 hours.