Specification Brand : NETSMALL BulletPoint1 : Fitment:Please check top Automotive Fitment Filter and Description to see if this item will work on your vehicle before purchase! BulletPoint2 : Material:Mild Steel,Steel BulletPoint3 : Location: Left,Right,Front BulletPoint4 : Part_Number:200231,1337114L,1337114R BulletPoint5 : Mounting Style:Clip-on,Screw-on,Snap-on BulletPoint6 : Improve driving comfort: Shock absorbers can reduce the bouncing and shaking of the vehicle during driving, improving the comfort of passengers inside the vehicle. For long-distance travel, shock absorbers can reduce fatigue and discomfort, making the journey more enjoyable. BulletPoint7 : Enhance vehicle stability: Shock absorbers can stabilize the suspension system of the vehicle, reducing the risk of rollovers and skids during driving. For complex road conditions such as highways and mountain roads, shock absorbers are essential equipment to ensure driving security. BulletPoint8 : Prolong vehicle lifespan: Shock absorbers can reduce the vibration and bouncing of the vehicle during driving, thereby reducing the wear and damage of vehicle components. Regular exchange of shock absorbers can prolong the life of the vehicle and reduce vehicle maintenance costs. IncludedComponents : air-springs ItemName : NETSMALL Suspension Complete Absorber Strut and Spring Assembly Front Rear Side Mild Steel with Damping Bracket Bushing Coil Compatible with Buick Envision 16-20 & II 19-20 ItemPackageQuantity : 1 ItemTypeKeyword : air-springs Manufacturer : NETSMALL ModelName : air-springs ModelNumber : A86138-200231 NumberOfItems : 1 PartNumber : XGBA86138-200231 ProductDescription : What is ShockA shock, also known as a shock absorber, is a component of a vehicle's suspension system that is designed to dampen or absorb the impact of bumps, potholes, and other road irregularities. Shocks help to keep the wheels of a vehicle in contact with the road surface, providing better handling, stability, and control.Shocks can wear out over time due to use, age, and exposure to the elements. When shocks become worn, they can cause a variety of handling and stability issues, such as excessive bouncing or swaying of the vehicle. Regular inspection and maintenance of shocks is important for ensuring safe and predictable vehicle handling.FitmentPlease check top Automotive Fitment Filter and Description to see if this item will work on your vehicle before purchase!Item_OfferedKit Includes 2pcsMaterialMild Steel,SteelPositionLocation: Left,Right,FrontPart_Number200231,1337114L,1337114RMounting StyleClip-on,Screw-on,Snap-onFunction of ShockThe main function of a shock absorber, also known as a shock, is to absorb and dampen the vibrations, impacts, and movements of a vehicle's suspension system. The shock helps to keep the wheels of the vehicle in contact with the road surface, providing better handling, stability, and control. SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 WarrantyDescription : 12 Months