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TCKR Double Adjustable Coilover System for Z3 and Z3 M Coupe/Roadster
Proven on the street and track, this system is unmatched by any other system on the market. TC Kline’s unique Smart Shock technology mated with our VVS alloy springs (see springs) make this ride height adjustable kit the most versatile available. Incorporating separate external compression and rebound adjusters, the shocks can be dialed from street comfort to a full race setup in minutes.  

These features combined with our complete selection of VVS alloy spring rates make this kit the uncompromising choice for both street comfort and track performance. This system is perfect for driving school enthusiasts, autocrossers, club racers, and serious pro racers alike. We can also build Double Adjustable Struts and Shocks for use with stock diameter springs for competition classes which require stock configuration. 

Kit includes TCKR Height Adjustment and Buna rubber rear mounts and Proprietary KONI Double Adjustable Shocks. Buna rubber rear mounts may be upgraded to TCKR Monobal rear mounts.