1997 Chevrolet Pick-up Truck Ring and Pinion Set C3500 - Dana 80 Rear - Ring and Pinion Set - 3.54 Ratio - Fits 3 Series 3.73 & Down Carrier - Rear guaranteed to replace your current 1997 Chevrolet Pick-up Truck Ring and Pinion Set C3500 - Dana 80 Rear - Ring and Pinion Set - 3.54 Ratio - Fits 3 Series 3.73 & Down Carrier - Rear. 1997 Chevrolet Pick-up Truck Ring and Pinion Set comes new OEM 1997 Chevrolet Pick-up Truck Ring and Pinion Set aftermarket new 1997 Chevrolet Pick-up Truck Ring and Pinion Set of remanufactured 1997 Chevrolet Pick-up Truck Ring and Pinion Set C3500 - Dana 80 Rear - Ring and Pinion Set - 3.54 Ratio - Fits 3 Series 3.73 & Down Carrier - Rear.