The TEIN helper spring L80 (0.5K, D65) is a damper component intended as an auxiliary spring for compatible coilover or damper assemblies. Offered in a 0.5K rate and D65 specification, it provides supplemental springing where required by the suspension setup. Check Tein fitment guidance to confirm compatibility with your dampers before installation.
Tein Helper Spring L80 0.5K D65