Coilover Kit - Tein Street Basis Z - C-HR 1.2 & 1.8Tein Street Basis Tein Coilover Kit for Toyota C HR 1. 2 & 1. 8 The Street Basis Z damper is developed to provide a sporty ride feeling and aggressive stance. The shortened shell case design provides optimum damper stroke at lower than standard vehicle ride height. Vehicle ride height is adjustable via the ZT coated threaded sleeve. Updated internal components and external coatings increase durability and product life. Street Basis dampers are great