【Fitment】 ?For BMW 1 3 SERIES E87 E88 E90 E91 【Reference OE/OEM Number】 ? 33526768921 / 33526771729 【Placement on Vehicle】Rear Left / Right 【Package Include】1 Piece of Air Suspension Shock 【Warranty】1 Year warranty for any manufacture defect. 【Note】 ?Please note that we do not be responsible for any customers fee which is charged by your country. ?When you take the order ,it means the buyer has agreed clearly all of our terms.If not ,please contact us before order. ?Instruction is not included. Professional installation is recommended. ?We are not responsible for the warranty because of Artificial damage and Improper installation.Please provide photos or videos to apply for warranty. ?If you are not sure whether our parts fit your car please provide the VIN number of your car,we will confirm for you.