Arctic Cat 2016 Alterra 500 Service Manual page 166

XR097A

NOTE: Do not allow the brake caliper to hang from
the cable/hose.
7. Remove the cap screws and lock nuts securing the
shock absorber to the frame and lower A-arm; then
remove the shock absorber. Discard the lock nuts.
XR101A
8. Slide the hub out of the knuckle and set aside.
9. Remove and discard the cap screw and nut securing
the sway bar link to the lower A-arm.
XR096A
10. Remove the cap screws and lock nuts securing the
knuckle to the A-arms. Discard the lock nuts.

NOTE: Never reuse a lock nut. Once a lock nut has
been removed, it must be replaced with a new lock
nut.
11. Remove the cap screws and lock nuts securing the
A-arms to the frame; then remove the A-arms.
12. If being serviced, remove the inserts and sleeve from
the A-arm.
XR104
CLEANING AND INSPECTING
1. Clean all A-arm components using a pressure
washer.
2. Inspect the A-arm for bends, cracks, and worn bush-
ings.
3. Inspect the frame mounts for signs of damage, wear,
or weldment damage.
INSTALLING
1. Install the A-arm assemblies into the frame and
secure with the cap screws and new lock nuts. Only
finger-tighten at this time.
2. Slide the knuckle onto the drive axle and into posi-
tion on the A-arms; then secure the knuckle to the
A-arms with cap screws and new lock nuts. Tighten
to 50 ft-lb.
3. Tighten the hardware securing the A-arms to the
frame (from step 1) to 50 ft-lb.
4. Apply grease on the drive axle splines; then install
the hub assembly onto the drive axle.
PR290
5. Secure the hub assembly with the nut. Tighten only
until snug.
6. Secure the brake caliper to the knuckle with two new
"patch-lock" cap screws (right side only). Tighten
the caliper to 20 ft-lb.

NOTE: Ensure the brake hose is properly routed
and secured to the upper A-arm with the clips tight-
ened to 40 in.-lb.
165