1969 Plymouth Satellite Ring and Pinion Set Chrysler 8.75 in. Rear - w/ 742 Case Housing - Ring and Pinion Set - 3.73 Ratio - 10 Spline Pinion - 1.750 in. Diameter Pinion Bearing Journal - Rear guaranteed to replace your current 1969 Plymouth Satellite Ring and Pinion Set Chrysler 8.75 in. Rear - w/ 742 Case Housing - Ring and Pinion Set - 3.73 Ratio - 10 Spline Pinion - 1.750 in. Diameter Pinion Bearing Journal - Rear. 1969 Plymouth Satellite Ring and Pinion Set comes new OEM 1969 Plymouth Satellite Ring and Pinion Set aftermarket new 1969 Plymouth Satellite Ring and Pinion Set of remanufactured 1969 Plymouth Satellite Ring and Pinion Set Chrysler 8.75 in. Rear - w/ 742 Case Housing - Ring and Pinion Set - 3.73 Ratio - 10 Spline Pinion - 1.750 in. Diameter Pinion Bearing Journal - Rear.