lug pattern Ram 5500 Chassis Cab 2015 Owner's Manual

Inspect the wheel mounting surface prior to mounting
the tire and remove any corrosion or loose particles.
NOTE:Dual wheels are flat mounted, center piloted.
The lug nuts are a two-piece assembly. When the tires are
being rotated or replaced, clean these lug nuts and add
two drops of oil at the interface between the hex and the
washer. Do not oil wheel studs. For chrome wheels, do not
substitute with chrome plated wheel nuts.
Tighten the lug nuts/bolts in a star pattern until each
nut/bolt has been tightened twice.
Wheel Mounting Surface
462 WHAT TO DO IN EMERGENCIES

After 25 miles (40 km) check the lug nut/bolt torque to be
sure that all the lug nuts/bolts are properly seated
against the wheel.
WARNING!
To avoid the risk of forcing the vehicle off the jack,
do not tighten the lug nuts fully until the vehicle has
been lowered. Failure to follow this warning may
result in personal injury.8 Lug Nuts/Bolts Torque Pattern
10 Lug Nuts/Bolts Torque Pattern
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WHAT TO DO IN EMERGENCIES 463

(SRW) models. On dual rear wheel models (DRW) the
lug nuts are a two-piece assembly with a flat face.
Lightly tighten the nuts. To avoid risk of forcing the
vehicle off the jack, do not fully tighten the nuts until
the vehicle has been lowered.
6.
Using the wheel wrench, finish tightening the nuts
using a crisscross pattern.
For the proper lug nut torque
specifications refer to “Wheel and Tire Torque Speci-
fications” in this section. If in doubt about the correct
tightness, have them checked with a torque wrench by
your authorized dealer or at a service station.
WARNING!
A loose tire or jack thrown forward in a collision or
hard stop could injure someone in the vehicle. Al-
ways stow the jack parts and the extra tire and wheel
in the places provided. 7. Install wheel center cap (if equipped) and remove
wheel blocks. Do not install chrome or aluminum
wheel center caps on the spare wheel. This may result
in cap damage.
8. Lower the jack to its fully closed position. If the jack will not lower by turning the dial (thumbwheel) by
hand, it may be necessary to use the jack drive tube in
order to lower the jack. Stow the replaced tire, jack,
and tools as previously described.
9. Adjust the tire pressure when possible.
Hub Caps/Wheel Covers — If Equipped
The hub caps must be removed before raising the vehicle
off the ground.
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