Progressively stronger fork spring sets made from chrome-silicon spring steel for the highest quality requirements. Polished version with ABE. Including pre-tension sleeves No friction, no noise Improved handling, better contact with the road surface No more bottom-out, less brake dive, no sponge formation Better response behavior at high mileage Ideal reserve for sagging original springs Outer diameter 40.5 mm Features set Approval ABE Main color gray Length 400.0 mm Type/type Item Version front fork springs