RINGS 8450XX 84.50mm WISECO

Part no 56-R531 (oro2u.com)
Wiseco 84.5mm Piston ring set Application Yamaha
YFM450 Grizzly 06-09
YFM450 Kodiak 06-08

YFM450 Rhino 06-09
YFM450 Wolverine 06-09
(Wiseco part no 8450XX)