1997 Toyota Tacoma Ring and Pinion Set RWD - Toyota 7.5 in. - Standard Rotation - Ring and Pinion Set - 4.88 Ratio - 23 Spline Pinion - Rear guaranteed to replace your current 1997 Toyota Tacoma Ring and Pinion Set RWD - Toyota 7.5 in. - Standard Rotation - Ring and Pinion Set - 4.88 Ratio - 23 Spline Pinion - Rear. 1997 Toyota Tacoma Ring and Pinion Set comes new OEM 1997 Toyota Tacoma Ring and Pinion Set aftermarket new 1997 Toyota Tacoma Ring and Pinion Set of remanufactured 1997 Toyota Tacoma Ring and Pinion Set RWD - Toyota 7.5 in. - Standard Rotation - Ring and Pinion Set - 4.88 Ratio - 23 Spline Pinion - Rear.