Tein Street Basis Z Coilovers for Mazda RX-8

TEIN Street Basis Z coilover kit for Mazda RX-8 SE, 1308 cc RWD, model years 2003-2012. Springs included. Designed to improve stability while maintaining ride comfort and a natural driving feel.

Front spring rate: 6.0 kgf/mm
Rear spring rate: 4.0 kgf/mm
Front recommended lowering: -30 to -20 mm
Rear recommended lowering: -20 to -10 mm
Front spring free length: 230 mm
Rear spring free length: 225 mm
Top mounts: Not included – uses original/OE upper mounts