The OEM front rotor of the Ninja 400 can’t handle the rigors of racing and is easily warped. We have found it to be almost mandatory to replace the rotor and this Galfer floating wave rotor does the job, handles the heat, and reduces brake fade phenomenally!
2018 KAWASAKI EX 400 NINJA – Front Disc Rotor – #DF214FLW
Full floating to ensure optimum brake pad-to-rotor contact. Every high-quality, Galfer-patented Wave® rotor is made from a proprietary mix of virgin high carbon 420 stainless steel, laser cut (never stamped), double disc-parallel ground to assure perfect parallel flatness and heat treated to each specific application. KBA and TUV approved. Seamlessly replaces stock rotor. Full instructions provided along with any technical help needed! Precision made in our Galfer factory in Spain.