The Bilstein B4 Series 22-244215 Front Left Strut Assembly is a high-quality Twintube gas pressure shock absorber designed to restore your vehicle's original handling and stability. Engineering to meet or exceed OE standards, this strut provides optimum safety and comfort for Mercedes-Benz GLA-Class models. Built with Bilstein's unique gas-pressure technology, it ensures constant damping power under any load. This product is a single unit; for a complete front suspension refresh, it is recommended to replace struts in pairs. Part Number: 22-244215 (Front Left). Kit components: 1x Shock Absorber Strut.