The Bilstein B4 Series 19-109510 is a premium gas-pressure shock absorber designed to restore your vehicle's original handling and stability. Engineering with Twintube technology, it provides constant damping power under any load. This part is an ideal replacement for the factory suspension, ensuring maximum safety and comfort. Package components: 1x Shock Absorber Front (Art: 19-109510), 1x Mounting Nut. Recommended to be replaced in pairs for optimal performance.