Arctic Cat Altera 300, Service Manual

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2. Inspect the shock absorber body, bottom stop, and
rubber bushing for damage and leaking oil. If any
defects are found, replace the shock absorber.
3. Inspect the spring, spring seat, and preload adjust-
ment collar for damage or corrosion. If corrosion or
damage is present on the collar, it must be replaced.
INSTALLING
1. Raise the swing-arm and place the shock absorber in
position; then install the upper and lower cap screws
and nuts.
2. Tighten the upper nut and the lower nut to 29 ft-lb.
ADJUSTING SPRING PRELOAD
The rear spring preload is adjustable by changing the
spring set length via the ramped adjustment collar. Using
the following procedure, adjust the spring.
Adjust the spring preload by turning the adjuster collar
(A) clockwise (when viewed from above the shock) to
increase spring preload or counterclockwise to decrease
spring preload.
XA090A

NOTE: To aid in adjusting preload, safely lift the
vehicle using a jack from under the frame. Lift the
vehicle high enough so the wheels are no longer touch-
ing the floor.
Front A-Arms
REMOVING
1. Secure the ATV on a support stand to elevate the
front wheels; then remove a front wheel.
2. Remove the hub cap; then remove the cotter pin from
the nut.
SP366
3. Remove the nut securing the hub.
4. Remove the cap screws securing the brake caliper;
then remove the caliper and lay aside.
KM266A
5. Remove the hub assembly; then remove the disc
cover.
KM569
6. Remove the cotter pin and slotted nut securing the tie
rod end to the knuckle; then remove the tie rod end
from the knuckle.
! WARNING
Make sure the ATV is solidly supported on the support
stand to avoid injury.