Chrysler 1500 Owner's Manual page 590

588 WHAT TO DO IN EMERGENCIES
For 4x2 and 4x4 trucks, when changing a rear wheel,
assemble the jack drive tube to the jack and connect the
drive tube to the extension tube. Place the jack under the
axle between the wheel and the shock bracket with the
drive tubes extending to the rear.
Rear Jacking Location
Connect the jack tube extension and wheel wrench.
CAUTION!
Before raising the wheel off the ground, make sure
that the jack will not damage surrounding truck parts
and adjust the jack position as required.
• 2500/3500 Series Trucks
For 2500/3500 4x2 series trucks, when changing a front
wheel, place the bottle jack under the frame rail behind
the wheel. Locate the jack as far forward as possible on
the straight part of the frame.