This stator coil and gasket set is designed for use with 125, 150, 200, 250, and 300cc XC, XC-W, EXC, EXC-E, FREERIDE, and 250R motorcycle models.It replaces OEM part numbers 55139004100 and 55139004000 and ensures proper fit and function.The stator coil is built with magnetic materials to deliver consistent electrical output under load and in challenging environments.The assembly is engineered to withstand temperatures up to 105°C, maintaining performance during extended use.The included gasket provides a secure seal to support the long-term integrity of the engine's electrical system.All necessary components are included for straightforward installation and complete replacement, helping restore the electrical system to proper working condition for performance on trails or tracks.