This NOS Suzuki OEM #115 Jet Main fits the following models: 80-82 GS450, 98-00 GSX600, and 94-98 RF900. The jet main is an essential component of the carburetor and is responsible for regulating the flow of fuel to the engine. This part is brand new and has never been used. It is an original Suzuki product with the part number 09491-23012. It is compatible with different Suzuki models, so please check the manufacturer part number and make sure it fits your bike before purchasing..pb214