Polisport Rear Fender 1998 YZ Blue YAMAHA WR400F YZ125 YZ250 YZ250F YZ400F YZ426F This is where it all began, 30 years ago - Polisport started building aftermarket parts so that everyone could enjoy their bikes without worry and with even better looks and improved performance. Performance plastics kick-started its success and are still the core of Polisport.Polisport&#39;s Durable Gloss Polypropylene (DGP), the first plastic composition for off-road that incorporates maximum gloss and high resistance to breaking.Injection-molde type fit.Exact replica of stock O.E.M. plastic fender but stronger.Inexpensive alternative to O.E.M. replacement parts.