Dodge 2010 Ram Truck Chassis Owner's Manual page 307

WHAT TO DO IN EMERGENCIES 305
Dual wheel models require a special heavy-duty lug nut These dual rear wheels should be tightened as follows:
tightening adapter (included with the vehicle) to cor-
rectly tighten the lug nuts. Also, when it is necessary to
remove and install dual rear wheels, use a proper vehicle
lifting device.
NOTE: When installing a spare tire (if equipped) as part
of a dual rear wheel end combination, the tire diameter of
the two individual tires must be compared. If there is a
significant difference, the larger tire should be installed in
a front location. The correct direction of rotation for dual
tire installations must also be observed.
6
Tightening Pattern (8 Studs)