1992 GMC Suburban Ring and Pinion Set K2500 Suburban - 4WD - GM 9.25 in. Front - IFS - Reverse Rotation - Ring and Pinion Set - 5.13 Ratio - Front guaranteed to replace your current 1992 GMC Suburban Ring and Pinion Set K2500 Suburban - 4WD - GM 9.25 in. Front - IFS - Reverse Rotation - Ring and Pinion Set - 5.13 Ratio - Front. 1992 GMC Suburban Ring and Pinion Set comes new OEM 1992 GMC Suburban Ring and Pinion Set aftermarket new 1992 GMC Suburban Ring and Pinion Set of remanufactured 1992 GMC Suburban Ring and Pinion Set K2500 Suburban - 4WD - GM 9.25 in. Front - IFS - Reverse Rotation - Ring and Pinion Set - 5.13 Ratio - Front.