The STIHL 11180071007 is a genuine OEM sprocket set designed for STIHL chainsaws. This essential component features a 3/8" P pitch and 7 teeth, ensuring optimal chain drive performance. It is compatible with a wide range of STIHL chainsaw models, including the 017, 018, 021, 023, 025, MS 018, MS 170, MS 180, MS 181, MS 210, MS 211, MS 230, MS 231, MS 241, MS 250, MS 251, MSE 170, MSE 190, MSE 210, MSE 230, E 180, E 200, E 220, and E 250 series. Replace your worn sprocket to maintain efficient cutting and extend the life of your saw chain.