Bringing performance to the street while maximizing ride comfort was the goal of the Sustec Pro S-0C. For those who desire performance, comfort, and the overall benefits of coil over suspensions at an affordable value, we are now offering the S-0C Type II without helper springs. Street-tuned Coil-Over Suspension System Kit engineered to deliver a comfortable ride. S-S and S-0 are designed with a short stroke / short case shock absorbers that deliver superior handling without sacrificing strength or ride comfort. Sustec PRO210 Series Competition Spec Springs Tanabe's own PRO210 Series Springs have superior strength and durability that is achieved through our state-of-the-art manufacturing process. This allows the springs to have a tensile strength of 2100N/mm. *For the professional suspension tuner, different spring rate sets are available for special suspension tuning. - Lowers the Scion tC: - Front -3/8" to -2" - Rear -3/8" to -2 3/8" *Lowering data may differ slightly with each application Availability: Usually ships in 5-7 business days.