Cylinder Works - Yamaha WR450F '07-'15, YZ450F '06-'09, YFZ450R '09-'18 Aviator Ace such as Soft-Shell construction

such as Soft-Shell construction

Trickle charges STD

Sipes in the radial TrailRiders are small cuts that create extra grooves

Ergonomic puller for ease of use

Cylinder Works - Yamaha WR450F '07-'15, YZ450F '06-'09, YFZ450R '09-'18 Aviator Ace such as Soft-Shell constructionA Cylinder Works replacement cylinder is a completely new, not remanufactured, cast aluminium nickel silicon carbide (NSC) electroplated stock bore cylinder that appears just like an OE cylinder. NSC is a composite of nickel and silicon carbide, providing an excellent wear resistant surface with oil retention capabilities. Cylinders are then diamond honed to the exact bore dimension and proper surface finish to ensure the proper ring seal and oil