Remove the lower shock bolt and, if necessary, zip-tie the
shock up out of the way. If you do one arm at a time, the
other arm should able to support the hub and brake. Start
with the upper arm. The shock mounting bolt showed wear
and corrosion, so it should be replaced for safety.
pinch bolt for
the upper ball
joint. If you hold
the upper A-arm
with one hand
and tap the hub
with a soft-faced
hammer, the ball
joint should separate from the
It shouldn’t take
a lot of force to
break it loose.
You will need
to remove the
brake line from
the clamp that
secures it. It simply slid out on
the RZR 900, but
other models may
have rivets that
you need to drill
out to remove the
plastic clamp from
the A-arm. In that
case, you will need
to rivet the clamp
back on after reassembly.
Finally, you can loosen the mounting bolts, pull them out and
remove the A-arm from the machine. Inspect the arm to make
sure that it is in good shape and is undamaged. We had just
a small bend in the A-arm that didn’t seem to be more than a
dent, but it radically affected steering in one direction.
Loosen the lug nuts for the wheels you will be working on, jack the machine up and properly support it. Then, remove the
wheel. The 900 has a long top A-arm bolt, so we had to remove the aftermarket bumper, disconnect the lights and remove the
fascia to get the bolt completely out.