These are brand new H&R springs I purchased for my M550. Shortly after I trade in for new car . I never had the time to install them.
H&R Sport Springs for your 2011-2016 BMW 550i (F10) are H&R's number one selling product. Enhance the look of your vehicle with a reduced fender well gap. H&R Sport Springs lower the vehicle's center of gravity and reduce body roll for better handling. The progressive spring rate design provides superb ride quality and comfort. A lower wind resistance signature will make the vehicle more streamlined and improve gas mileage.
Every spring produced by H&R comes from the H&R ISO 9001 certified engineering and manufacturing facility in Germany. All H&R springs are produced from a special 54SiCr6 spring steel, which has strength rated at 290,000 psi resulting in unrivaled tensile strength and resiliency. H&R Sport Springs offer the handling characteristics and aggressive appearance that you've been looking for, without the harsh ride characteristics of less-advanced spring systems.
If you are only looking to improve one part of your vehicle's suspension, you cannot go wrong with installing Sport Springs. Fun to drive, H&R Sport Springs are the number one upgrade for your vehicle.
Features
Lowers 1.5 - 1.8 inches on average
Superb ride quality
