TANABE SUSTEC GF210 SPRINGS For MAZDA ROADSTER ND5RC ND5RCGKBrand TANABE Product Name SUSTEC GF210 SPRINGS Product Number ND5RCGK Compatible Car MAZDA ROADSTER ND5RC Product Description Model Year: 05 May ~ kit contents 2015: Spring Kit vehicle height down amount front: 30 40 mm rear: 25 35 mm measured values ______spring rate front: 24. 5N mm (2. 5g mm) rear: 13. 7N mm (1. 4kg mm) Remarks Confirmation grade S 1. 5 liter 6MT car front genuine bump 20mm cut necessary Notes Images are for illustration purpose