The TEIN STREET BASIS Z is a ride height adjustable kit ideal for daily drivers seeking enhanced handling without sacrificing comfort. It eliminates the guesswork of matching springs and shock absorbers, offering a balanced, height-adjustable solution. The TEIN Street Basis Z Coilovers, stemming from TEIN's rich racing experience, are an entry-level option providing a sporty suspension feel and an aggressive stance. These coilovers feature a shortened shell case for optimum damper stroke at low vehicle height, steel construction, no sag springs, and a twin tube internal design, among other features. The kit includes TEIN Coilover shocks, springs, rubber bump stops, hook spanners, spring seats, and more, offering a comprehensive, high-quality, and budget-friendly suspension upgrade.