The N1 Evolution is the newest generation of our track engineered flag ship N1 suspension. All N1 dampers feature large piston, monotube design using a threaded base for height adjustments without compromising shock or spring travel. Every year, we gather incredible amounts of suspension data from our direct involvement in many different racing series. This specialized data goes directly into our sports parts development to provide the customer with the same cutting edge suspension technology we use on all of our race vehicles.In many respects, circuit competition is regarded as racing in its purest form. A'PEX has been at the forefront of this arena for years, building time attack vehicles for competition in top level events and racing series. We have worked side by side with many of the worlds most talented drivers and top racing teams. Every race serves as an invaluable opportunity to refine our suspension setup and take note of what effects various changes make to a race car. The N1 Evolution CIRCUIT damp