Features: Lowers 22mm or 0.87 front / 37mm or 1.46 rear MK7.5 GTI DCC) Lowers 18mm or 0.71 front / 32mm or 1.26 rear rear (MK7 GTI non DCC) Lowers 5mm or 0.20 front / 22mm or 0.87 rear (MK7.5 Golf R DCC) Increases spring rate by 50% or +108lbs /in to 323 lb/in front / 60% or +136 lb/in to 362 lb/in rear (MK7.5 GTI DCC) Increase spring rate by 76% or +139 lb/in to 323 lb/in front / 45% or +112 lb/in to 362 lb/in rear (MK7 GTI non DCC) Increase spring rate by 50% or +107 lb/in to 323 lb /in front / 48% or + 117 lb/in @ 362 lb/in rear (MK7.5 Golf R DCC) Dual rate spring (185 lb/in @ 362 lb/in front) dual rate (155 PSI to 323 PSI rear) Operates as a single rate "linear" spring when loaded Dramatically improves vehicles stance and appearance Stays comfortable on the street Lowers the vehicle center of gravity Reduces body roll Improves handling Doesn't sink shocks easily Doesn't compress or roll constantly on OEM progressive stops Designed for use with OEM DCC and non-DCC shocks Direct plug-and-play Made from a chrome-silicon steel high strength that resists sag and failure Powder coated red finish protects springs from corrosion Made in the USA