Snowmobile Arctic Cat (2002 year). Manual - part 155

9-98

AG556D

AG682D

4. Place the upper shock eyelet with bushings

between the idler arm brackets making sure the

spacer is properly positioned between the brack-

ets. Secure with a cap screw and lock nut. Tighten

to 3.2 kg-m (23 ft-lb).

AG467D

„

NOTE: Do not over-tighten the shock absorber

cap screw as the shock eyelet must be free to
pivot.

5. Grease the idler arm and rear arm grease fittings

with a low-temperature grease.

6. Install the rear upper idler wheels, rear springs,

and offset pivot idler (see Rear Upper Idler

Wheels/Rear Springs in this sub-section).

Front Arm/Front Shock 

Absorber/Front Inner 

Idler Wheels

„

NOTE: The skid frame must be removed for this

procedure (see Removing Skid Frame in this sub-
section), and the rear springs must be removed
from the adjusting cams.

REMOVING

1. Remove the lower cap screws and lock nuts secur-

ing the limiter straps to the rail support. Account

for flat washers.

AG632D

2. Remove the cap screw and lock nut securing the

upper front shock absorber eyelet to the front arm.

Pull the shock eyelet free of the bracket. Account

for a serrated axle.

AG582D

3. Remove the cap screw and lock nut securing the

front arm to the front arm mounting brackets.

9-99

9

AG633D

4. Remove the front arm and account for an axle tube

and serrated axles.

AG685D

5. Remove the cap screw securing the front inner

idler wheels to the slide rails. Account for one

small washer, two spacers, four large flat washers,

a lock washer, and a lock nut.

AG687D

AG688D

6. Remove the cap screw securing the front shock

mounting bracket to the rear shock pivot. Account

for an axle.

AG689D

AG690D

7. Remove the cap screw securing the front shock to

the mounting bracket.

AG691D

9-100

INSPECTING

„

NOTE: Whenever a part is worn excessively,

cracked, or damaged in any way, replacement is
necessary.

1. Inspect all front arm weldments for cracks or

unusual bends.

2. Closely inspect all tubing for cracks or unusual

bends.

3. Inspect the bearings, bushings, and front arm spac-

ers for wear or damage.

4. Inspect the two rear track guide bumpers. If worn,

drill out the rivets securing the bumpers to the arm

and replace with new bumpers.

AG486D

5. Inspect the shock absorber for any signs of oil

leakage especially at the point where the shock

shaft enters the shock body.

6. Inspect the shock absorber eyelet welds (at each

end) for any cracks, signs of separation, or for

unthreading.

7. Inspect the shock absorber for damage.

INSTALLING

1. Secure the shock eyelet to the front shock

mounting bracket. Tighten to 3.2 kg-m (23 ft-lb).

AG691D

2. Secure the front shock mounting bracket and axle

assembly to the rear shock pivot.

AG690D

AG689D

3. Slide the front idler wheel axle through the slide

rail; then install a spacer, large washer, idler

wheel, large washer, rear shock pivot, large

washer, idler wheel, large washer, and a spacer.

AG688D

4. Secure the front inner idler wheel assembly with a

cap screw, flat washer, lock washer, and a lock

nut. Tighten to 3.2 kg-m (23 ft-lb).

5. Position the front arm with spacers, an axle tube,

and serrated axles to the mounting brackets.

Secure with the cap screw and lock nut. Tighten to

4.2 kg-m (30 ft-lb).

9-101

9

AG685D

6. Position the upper shock eyelet and serrated axle

in the front arm. Secure with a cap screw and lock

nut. Tighten to 3.2 kg-m (23 ft-lb).

AG582D

„

NOTE: Do not over-tighten the shock absorber

cap screw as the shock eyelet must be free to
pivot.

7. Secure the limiter straps with cap screws, washers,

and lock nuts. Tighten to 1.1 kg-m (8 ft-lb).

AG632D

Rear Shock Absorber 

and Shock Links

„

NOTE: The skid frame must be removed for this

procedure (see Removing Skid Frame in this sub-
section).

DISASSEMBLING

1. Using the Rear Suspension Spring Tool (p/n 0144-

311), remove the spring from the adjusting cam.

AG624DA

2. Remove the cap screw securing the lower shock

eyelet and shock links. Account for shock sleeves,

axle links, and a lock nut.

AG692D

„

NOTE: Lay components out in order as they are

removed.

3. Remove the cap screw and lock nut securing the

shock absorber at the upper eyelet and remove the

shock absorber. Account for a sleeve and bush-

ings.

! WARNING

Care must be taken when removing the spring from
the adjusting cam or damage or injury could result.