2012 GMC Savana 2500 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 2012 GMC Savana 2500 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. 2012 GMC Savana 2500 Differential Carrier comes new OEM 2012 GMC Savana 2500 Differential Carrier aftermarket new 2012 GMC Savana 2500 Differential Carrier of remanufactured 2012 GMC Savana 2500 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.