Automann offers Suspension Enhancement Systems by Timbren equipped with Aeon® Hollow Rubber Spring. Timbren SES Kits offer *Reduced Sway* Improved Roll Stability * Cushion Road Shockes * Improved Handling. SES Kits are available for Lowered or Raised vehicles. They are simplest to use, simplest to maintain and simplest to install. Every Timbren SES Kit comes with lifetime limited warranty and satisfaction garantee.