... Item No: 19-1 Benz(Mid Axle)Crown and Pinion A346350 2739 with Ratio 18-27A: Features1) Material ... packing is available.C: Primary competitive advantage1) Excellent and high quality control. With TS/16949, ISO9001:2002 ... 7) OEM serice( Model, Number of Teeth, Outside and inside Diameter, Thickness, Pressure Angle...)I'm Annie Xiong, ... 19-1 Benz(Mid Axle)Crown and Pinion A346350 2739 with Ratio 18-27