Material Type: Paper and Metal Model Compatibility: Select 250, 400, 450, 520, 525, and 540 off-road and motocross models including MXC, SX, XC-W, XC, SMS, SXS, MXC-G, and EXC-G OEM : 59530036000 Package Includes: All gasket components as shown in the product images Country of : China This cylinder gasket kit is engineered for compatibility with specified motorcycle models.It features precise workmanship with an aluminum base and reinforced rubber gaskets.The components are designed to provide a seal under normal operating conditions, helping to prevent air or fluid leaks.The kit supports routine maintenance and engine reassembly in applicable models.All included parts are non-corrosive and suitable for standard motocross and off-road use.