Aerosus air springs replace the original air springs of your vehicle and offer you maximum ride comfort with high durability. Security, accuracy and quality of the product match the original part. This brand new rear air spring fits both left and right side of Porsche Cayenne vehicles. Each air spring comes with bump stop, O-rings, upper mount, residual pressure holding valve and mounting bolt. Aerosus air springs are made of high-quality elastomer materials and covered by a 2-year limited warranty and a 30-day money-back guarantee. The rings on the air springs are crimped using a special technology for dependable operation and leak-free performance. They are known for their superior dynamic properties as well as their long life and reliable durability. Our suspension air bags keep your vehicle level, even when carrying an uneven load. That means more effective handling and braking even in tough road and heavily loaded conditions. Features OE-quality air spring Maximum ride comfort High-quality OE-specified raw materials Bump Stop O-Rings Upper Mount Residual Pressure Holding Valve Mounting Bolt Security and durability Safe load carrying capacity and stability Easy installation Thousands of satisfied customers worldwide