The Bilstein B4 Series 19-240336 is a gas-pressure twin-tube shock absorber designed to restore your vehicle's original ride quality and handling performance. This OE-replacement strut assembly is specifically engineered for BMW X5/X6 models with standard suspension (Non-Electronic/Non-Air). Features include constant damping power under any load and high power reserves for maximum safety. Application: Rear Right. Components included: 1x Shock Absorber (Part No. 19-240336).