ApplicationCompatible for BMW E39 5-Series Sedan 95-03Model : 520i/ 523i/ 525i/ 528i/ 530i/ 520D/ 525D/ TD/ TDS/ 530DCompatible for BMW 540 (with front top mount,but not included in our kit)Note:Not for Wagon or M5 ModelsSpecificationQuantity: 2 front+2 rear shocks2 C- Spanners for adjustment2 rear springsFront Bump stops and dust coversSpring rate Front: 7 kg/mm (392 in/lbs)Spring rate Rear: 5 kg/mm (280 in/lbs)Adjustable height: YesColor: BlueWarranty: one year warranty for any manufacturing defect Feature-Adjustable ride height-Adjustable pre-load spring tension-Most components are made from 6061 aluminum with T6 for increased hardness -- the advantages include excellent strength, and aluminum helps keep the weight down.-Hi Tensile performance spring - Under 600,000 times continuously test, the spring distortion is less than 0.04%. Plus, the special surface treatment is to improve the durability and performance. -All inserts come with fitted rubber boots to protect the damper and keep clean.-Improve your handling performance without sacrifice comfortable ride.-A fast and affordable way to easily upgrade your car\'s appearance.-Easy installation with right tools.-deal for any track, drift and fast road and can also be used for daily driving.Note-No instruction included; Professional installation & alignment suggested.-Please check our store for other auto parts you may be interested in.-Please feel free to contact us for whatever we can help.