Swift Springs Spec R 23+ Nissan Z mazda 4 kg/mm (414 lbs/in)

4 kg/mm (414 lbs/in)

Feature Bullet 4:

Being 100% German made means a commitment to doing it right—giving you the best quality product

Comes with an adjustable lock nut giving you the ability to lock out the lower bump spring at the compression of your choosing allowing for a fully customizable true dual rate bump spring setup

Barrel Type Outside Diameter is set at 3"

Swift Springs Spec R 23+ Nissan Z mazda 4 kg/mm (414 lbs/in)Spec R Springs for the 2023 Nissan Z by Swift Springs Spring Rate F 11. 3 kg mm (632 lbs in) R 10 kg mm (560 lbs in) Lowers F 28mm (1. 1 inches) R 28mm (1. 1 inches) Built for track duty, Swift Spec R springs are designed at the upper limits of the OEM shock valving. Track tested and tuned for optimum performance yet comfortable enough for a daily driver. Keeps the quality ride you get from the showroom, and adds improved handling and lower ride