Material: aluminum Compatibility: YFZ450R 2009-2011, YFZ450X 2010-2011, YZ450F 2006-2011, WR450F 2007-2011 Bore Size: Standard 95mm OEM : 2S2-11311-00-00, 2S2-11311-10-00, 2S2-11311-11-00, 2S2-11311-20-00, 2S2-11311-30-00 Package Included: 1x Cylinder The 2S2-11311-11-00 cylinder is designed for use with YFZ450R, YFZ450X, YZ450F, and WR450F models.As an OEM component, it provides precise fitment and.With a standard 95mm bore size, this cylinder supports engine performance and durability.Constructed from aluminum , it offers strength and resistance to wear. This cylinder serves as a direct replacement for multiple model variants, offering compatibility across several model years.It is engineered to integrate into the engine system, supporting consistent power delivery and long-term function.The unit is ready for installation and requires no additional modifications.Designed for ease of maintenance, it supports sustained engine performance over time.This part is suitable for riders and mechanics seeking a dependable cylinder for engine repair or reconditioning. Compatibility Note: This is a third-party part.All brand/model references are for fitment purposes only.