Yamaha 1993 1994 YZ125 YZ250 WR250 NOS OEM Frame Cover Right Side #4EW-21721-00. This is a genuine NOS OEM Yamaha part. Please double check part number that it fits your model. Please look at all pictures before purchasing as they audience description. This is a rare hard to find part that is no longer available from Yamaha. This part has a yellow mark on both sides that can be seen in the pictures. I do not know what this yellow mark is, it’s an older part and I put it down to shelfware. Please look at all parts so you are aware of this mark.