Cylinder is brand new in factory box. Made in the USA by Cylinder Works.
Part #: 20003
Bore: 95mm (stock bore)
FITS:
Yamaha —
WR 450 F (07-15);
YFZ 450 (17);
YFZ 450 R (09-24);
YFZ 450 R SE (09-24);
YFZ 450 X (10-11);
YFZ 450 X Bill Balance Edition (10);
YZ 450 F (06-09).
Replaces OEM part numbers:
2S2-11311-00-00
2S2-11311-10-00