The Bilstein B4 Series 22-230539 is a high-quality replacement gas-pressure shock absorber designed to restore your vehicle's original handling and stability. Engineered as a Twintube Strut Assembly, it provides a seamless OEM-quality fit and performance for the MQB platform. Features: Constant damping power under any load, high power reserves for maximum safety, and gas pressure technology for consistent traction. This product includes: 1x Front Suspension Strut Assembly (Part No. 22-230539). Strut Diameter: 50mm. Recommended to change in pairs.