1996 Mazda B4000 Ring and Pinion Set 4WD - Ford 8.8 in. Rear - Ring and Pinion Set - 4.88 Ratio - 30 Spline Pinion - Requires Notched Cross Pin Shaft - Rear guaranteed to replace your current 1996 Mazda B4000 Ring and Pinion Set 4WD - Ford 8.8 in. Rear - Ring and Pinion Set - 4.88 Ratio - 30 Spline Pinion - Requires Notched Cross Pin Shaft - Rear. 1996 Mazda B4000 Ring and Pinion Set comes new OEM 1996 Mazda B4000 Ring and Pinion Set aftermarket new 1996 Mazda B4000 Ring and Pinion Set of remanufactured 1996 Mazda B4000 Ring and Pinion Set 4WD - Ford 8.8 in. Rear - Ring and Pinion Set - 4.88 Ratio - 30 Spline Pinion - Requires Notched Cross Pin Shaft - Rear.