Please Read The Size on The Second Pictures and Confirm It Is Same As Your Old one !
Size: 428 12T 17mm Hole Sprocket Product Description

428 12 tooth counter sprocket for many Chinese pit bikes and ATVs like 50cc, 70cc, 110cc, 125cc, 140cc and 160cc. Bikes like SDG, SSR, Pitster Pro, Taotao, BBR, OMG, Baja. For motors like Lifan, Lcocin, YX, Jialing
Specifications:
Fit Shaft: 17mm Eye to eye center
distance: 31mm
Tooth Number: 12 teeth
Fit Chain Size: 428 chain
Material: Steel with hot-treatment, long durable.
Package Contain 1 sprocket come with free holder and bolts.
Condition Brand New.