Product Description
Part #: 28664-90
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. H&R Sport Springs feature more control and are engineered for the street, making them comfortable and fun to drive. H&R Sport Springs are crafted from a special 54SiCr6 spring steel to ensure quality and performance.
*Features*
* Lowers 1.5-2.0 inches on average
* Superb ride quality
Usually ships same or next day. 
