Spirit Performance Inc. Spec-S Suspension Kit

Spirit Performance Inc. offer the SPEC-S Suspension Kit mainly for circuit use.  The damping force is adjustable between 12 and 24 stages, depending on the vehicle specific kit.  For strut type vehicles, it is possible to choose between inverted and upright monotubes.  The springs for these kits are typically made by KYB, although other options may be available upon request.  These kits are made-to-order and spring rates, damping force, stroke, etc, are able to be made to your specifications upon request for some vehicles.