The sizes listed below will fit clutch drums with the small Oregon 7 spline.

The larger tooth count sprockets may not work on a stock chain saw. We will not be responsible for the sprocket not performing well or problems with chain life or safety. You are assuming all risks when purchasing them.

PITCH TOOTH COUNT DESCRIPTION BORE INFORMATION OD PART NO. .25 9 9T250SS SMALL OREGON 7 SPLINE 1.23 DS0194 .25 10 10T250SS SMALL OREGON 7 SPLINE 1.39 DS0191 .25 11 11T250SS SMALL OREGON 7 SPLINE 1.55 DS0192 .25 12 12T250SS SMALL OREGON 7 SPLINE 1.70 DS0193 .325 9 9T325SS SMALL OREGON 7 SPLINE 1.63 DS0187 .325 10 10T325SS SMALL OREGON 7 SPLINE 1.84 DS0188 .375 8 8T375SS SMALL OREGON 7 SPLINE 1.61 DS0185 .375 9 9T375SS SMALL OREGON 7 SPLINE 1.85 DS0186 .404 8 8T404SS SMALL OREGON 7 SPLINE 1.74 DS0217

SPECIAL SIZES, OR BORES BUILT TO ORDER CALL 360-264-2141 FOR MORE INFORMATION