The correct aFe BladeRunner Differential Cover for your 2010 Ram 3500 series will depend on which motor and rear axle assembly the truck was equipped with.
We lack the ability to determine how your Ram was equipped based on the VIN, but your Dodge dealer should be able to provide that information for you.
I have linked to the differential covers available for the 2010 Dodge Ram. view full answer...
Fit of aFe BladeRunner Differential Cover # AFE46-70012 on 2010 Dodge Ram 3500 Series
