57) Spin
the wheel about 60 degrees to give it a
more natural position.
58) With the Select and Link tool, link
the wheel to the leg.
59) Now this is very important because of
the array we're going to create: select
the Leg, go to the Hierarchy panel, click
one time on the Affect Pivot Only button
and move the Pivot Point to the center of
the scene. After that, click one more time
on the Affect Pivot Only.
60) Select the wheel and the leg, go to
Tools > Array. Use these settings:
61) After this process, you're going to
have 5 legs with 5 wheels.
62) Last step, aplying some new colors.
Just for a better visualization.