Front Suspension A-Arms; Front Suspension (Ski) Shock Absorber - Arctic Cat ZR 120 Service Manual

4. While holding the straight ski in position, rotate
the tie rod until the measurement between the skis
is within specifications.
5. When the ski alignment is correct, apply blue Loc-
tite #243 to the jam nut threaded areas and tighten
each jam nut securely against the tie rod.
! WARNING
Neglecting to lock the tie rod by tightening the jam
nuts may cause loss of snowmobile control and possi-
ble personal injury.

Front Suspension A-Arms

REMOVING
1. Position the front of the snowmobile up onto a
safety stand.
2. Remove the spindle (see Spindle sub-section).

NOTE: The ski does not have to be removed from the
spindle for this procedure.
3. Remove the cap screw and lock nut securing the
upper shock eyelet to the upper A-arm; then remove
the shock. Account for two shock bushings.
4. Remove the lock nuts securing the A-arms to the chas-
sis; then push the cap screws as far forward as possible.
5. Angle the rear of each A-arm downward and slide
them off the cap screws. Account for two outer
axles and an inner axle for each arm.

NOTE: If the cap screw must be removed, it will be
necessary to remove the belly pan (see Belly Pan sub-
section).
INSPECTING
1. Inspect the A-arm welded areas for cracks or any
signs of deterioration.
2. Inspect the axles for wear or damage.
3. Inspect the tubing for signs of being twisted or bent.
INSTALLING
KEY
1. Upper A-Arm
2. Lower A-Arm
3. Axle
4. Axle
5. Axle
6. Cap Screw
7. Cap Screw
8. Lock Nut
9. Shock Mounting Bracket
10. Washer
1. Slide the A-arms onto the cap screws and swing
AO167
them up into position on the front end; then secure
with lock nuts. Tighten to 30 ft-lb.
2. Install the spindle (see Spindle sub-section).
Front Suspension (Ski)
Shock Absorber
REMOVING
1. Position the front of the snowmobile up onto a
safety stand taking all pressure off the skis.
2. Remove the cap screws securing the shock
absorber to the front end assembly and spindle;
then remove the shock absorber. Account for all
AO169A
mounting hardware.
A033
0741-771
55