1987 GMC Pick-up Truck Differential Carrier V1500 - 4WD - Yukon Dura Grip Positraction / Limited Slip - GM 8.5 in. Rear - 28 Spline - 2.73 And Up - 1.781 in. Bearing Journal - Rear guaranteed to replace your current 1987 GMC Pick-up Truck Differential Carrier V1500 - 4WD - Yukon Dura Grip Positraction / Limited Slip - GM 8.5 in. Rear - 28 Spline - 2.73 And Up - 1.781 in. Bearing Journal - Rear. 1987 GMC Pick-up Truck Differential Carrier comes new OEM 1987 GMC Pick-up Truck Differential Carrier aftermarket new 1987 GMC Pick-up Truck Differential Carrier of remanufactured 1987 GMC Pick-up Truck Differential Carrier V1500 - 4WD - Yukon Dura Grip Positraction / Limited Slip - GM 8.5 in. Rear - 28 Spline - 2.73 And Up - 1.781 in. Bearing Journal - Rear.