Fits: STIHL 017 018 021 023 025 MS170 MS180 MS210 MS230 MS250 Chainsaw Replace For 1123 640 2003 / 9460 624 0801 / 9512 933 2260 / 9460 624 0801 Include: 1 x Clutch Drum, 1 x Clutch Assy,1 x Needle Bearing(10X13X10), 1 x Clutch Washer, 1 x E-Clip,1 x Spark Plug ,1 x Worm Gear,1 x Gasket