STIHL CHAINSAW CLUTCH SPROCKET WITH CAGE AND PUMP ENGAGEMENT FOR MODELS: 030, 031, 032, 041, AFTER SERIAL NUMBER 5664891 DIMENSIONS: (A) BORE: 15 MM (B) OUTSIDE DIAMETER: 73 MM (C) INSIDE DIAMETER: 69 MM INCH PITCH: 3/8" N TEETH: 7 CODE: 656106 ORIGINAL CODE: 32060X STIHL VR