Swift Sports Springs 08-15 Infiniti G37 Sedan AWD Lexus 7 kg/mm (542lbs/in)

7 kg/mm (542lbs/in)

The following information is from BC Racing NA:

The 600 Series Sparco seat base is constructed with 3/16" thick steel to provide a strong flex-free mount

As anyone who's spent some time on the track will tell you

The Hypergram is a lightweight

Swift Sports Springs 08-15 Infiniti G37 Sedan AWD Lexus 7 kg/mm (542lbs/in)Spring Rate F 8 kg mm (447lbs in) R 7. 4 kg mm (413lbs in) Lowers F 33mm (1. 3 inches) R 25mm (1 inches) Swift Sport Springs made with their proprietary metals, keeps the quality ride you get from the showroom, and adds improved handling and lower ride height for driving enthusiasts and style minded drivers who demand only the best. Swift did not develop the Sport Springs line by simply dropping the ride height. Unlike other manufacturers whose sole