1998 GMC P3500 Differential Carrier RWD - Yukon Dura Grip Positraction - GM 10.5 in. / 14T Rear - 14 Bolt Cover - 30 Spline - 4.10 And Down or Thick Gears - Rear guaranteed to replace your current 1998 GMC P3500 Differential Carrier RWD - Yukon Dura Grip Positraction - GM 10.5 in. / 14T Rear - 14 Bolt Cover - 30 Spline - 4.10 And Down or Thick Gears - Rear. 1998 GMC P3500 Differential Carrier comes new OEM 1998 GMC P3500 Differential Carrier aftermarket new 1998 GMC P3500 Differential Carrier of remanufactured 1998 GMC P3500 Differential Carrier RWD - Yukon Dura Grip Positraction - GM 10.5 in. / 14T Rear - 14 Bolt Cover - 30 Spline - 4.10 And Down or Thick Gears - Rear.