For all 914

• Gives quick and easy infinite ride height adjustment to Bilstein or Koni rear shocks.
  
• Ideal for proper corner balancing setup.
  
• Progressive or Tender/Main spring combinations can be used resulting in a modern comfortable yet very
  well handling ride.
  
• Square threaded design is stronger than traditional threads and actually locks the spring perch in place
  under load, this is backed up by a nylon tipped set screw for extra security.
  
• Utilizes lightweight 2.25" ID springs to reduce overall weight compared to heavier stock 914 rear springs.  
  Spring perch adapters are optional for use with 2.5" ID springs.
  
• All components are anodized for great durability and appearance.
  
• Complete kit for both sides.  Springs and shocks sold separately.
  
• ABilstein "Sport" shocks and springs avialable but not included.