Our #420 chain - 14 tooth front sprocket made for pit bikes, dirt bikes, and ATVs may be used on a variety of models with 50cc, 70cc, 90c, 110cc, and 125cc
This 2-3/4" sprocket uses a splined 17 mm" shaft bore and two 6 mm threaded (M6-10) mounting holes
Our #420 chain - 14 tooth front sprocket made for pit bikes, dirt bikes, and ATVs may be used on a variety of models with 50cc, 70cc, 90c, 110cc, and 125cc
This 2-3/4" sprocket uses a splined 17 mm" shaft bore and two 6 mm threaded (M6-10) mounting holes
Our #420 chain - 14 tooth front sprocket made for pit bikes, dirt bikes, and ATVs may be used on a variety of models with 50cc, 70cc, 90c, 110cc, and 125cc. This 2-3/4" sprocket uses a splined 17 mm" shaft bore and two 6 mm threaded (M6-10) mounting holes. The holes are 1-3/16" apart. For more technical data, please refer to the Specifications below.