ESG090 is a high quality stator can be used as a higher output replacement for the OEM stator. Output is about 20% more than the OEM unit. ESG090 is built with the highest grade lamination materials and the copper windings are triple insulated for maximum reliability. ESG090 has very high grade wire leads installed and it comes with extra sleeving and connectors to facilitate easy installation. It is a very cost-effective replacement unit for when the OEM stator failed, and it comes with a full one year warranty. Power Output: 260W @ 3500RPM *The actual power output varies depending on the configuration and condition of the charging system. Actual performance is typically within 10% of this value. 260W @ 3500RPM*