1984 Ford E Series Van Ring and Pinion Set E-150 Econoline - RWD - Ford 8.8 in. Rear - Ring and Pinion Set - 4.56 Ratio - 30 Spline Pinion - Requires Notched Cross Pin Shaft - Rear guaranteed to replace your current 1984 Ford E Series Van Ring and Pinion Set E-150 Econoline - RWD - Ford 8.8 in. Rear - Ring and Pinion Set - 4.56 Ratio - 30 Spline Pinion - Requires Notched Cross Pin Shaft - Rear. 1984 Ford E Series Van Ring and Pinion Set comes new OEM 1984 Ford E Series Van Ring and Pinion Set aftermarket new 1984 Ford E Series Van Ring and Pinion Set of remanufactured 1984 Ford E Series Van Ring and Pinion Set E-150 Econoline - RWD - Ford 8.8 in. Rear - Ring and Pinion Set - 4.56 Ratio - 30 Spline Pinion - Requires Notched Cross Pin Shaft - Rear.