Did somebody tried this one ?
http://cgi.ebay.com/YAMAHA-V-MAX-GFK-STREETFIGHTER-HECKTEIL-von-AFP-/370423340952?pt=Motorrad_Kraftradteile#ht_4686wt_986
From the feedback of the seller it needs an extra plate (metal or plastic fiber) to avoid the dirt. I saw some others which are opened...