Material: Aluminum & Rubber Special Features: Direct replacement of parts Number of Cylinders: 1 Cylinder Displacement (ml): 600/750 External Testing Certification: ISO9001 Model Name: GSX600 GSX750 GSX 650 750 F This fuel petcock gas pump off switch is constructed from aluminum and rubber, designed for durability and consistent performance.It serves as a direct replacement for the part, compatible with models from 1998 to 2006 featuring 1 cylinder and engine displacement of 600 ml or 750 ml.The design supports fuel flow control and integrates into the existing fuel system. The unit has been externally tested and certified to meet ISO9001 standards.Its construction helps reduce fuel evaporation at temperatures up to 105℃, contributing to stable under various riding conditions.The petcock comes as a complete set, ready for installation without additional components. Compatibility Statement: This is a third-party replacement.Brand/model references serve only as compatibility indicators.