1991 Dodge Pick-up Truck Ring and Pinion Set W350 - 4WD - Dana 60 - Standard Rotation - Ring and Pinion Set - 7.17 Ratio - Fits 4 Series Carrier - Rear guaranteed to replace your current 1991 Dodge Pick-up Truck Ring and Pinion Set W350 - 4WD - Dana 60 - Standard Rotation - Ring and Pinion Set - 7.17 Ratio - Fits 4 Series Carrier - Rear. 1991 Dodge Pick-up Truck Ring and Pinion Set comes new OEM 1991 Dodge Pick-up Truck Ring and Pinion Set aftermarket new 1991 Dodge Pick-up Truck Ring and Pinion Set of remanufactured 1991 Dodge Pick-up Truck Ring and Pinion Set W350 - 4WD - Dana 60 - Standard Rotation - Ring and Pinion Set - 7.17 Ratio - Fits 4 Series Carrier - Rear.