Rear Shock Absorber; Adjusting Spring Preload - Arctic Cat ATV 300 Utility/DVX 300 2011 Service Manual

For Arctic Cat Parts Call 606-678-9623 or 606-561-4983
2. Remove the ATV from the support stand.

Rear Shock Absorber

REMOVING
1. Secure the ATV on a support stand to elevate the
wheels and to release load on the suspension.
! WARNING
Make sure the ATV is solidly supported on the support
stand to avoid injury.
2. Remove the rear shield plate from the swing arm; then
remove the lower shock mounting nut and cap screw.
 NOTE: Support the swing arm with a block of wood
or other support to allow removal of the cap screw.
3. Remove the upper shock mounting nut and cap screw;
then remove the shock absorber from the frame.
98
CLEANING AND INSPECTING
1. Clean the shock absorber in parts-cleaning solvent.
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 nuts and threads for damage or corrosion. If
corrosion is present on the threads, clean with a fine
wire brush and oil lightly.
KM551A
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.
3. Install the rear swing arm skid plate and four cap
KM555A
screws. Tighten securely.

ADJUSTING SPRING PRELOAD

The rear spring preload is adjustable by changing the
spring set length. Using the following procedure, adjust
the spring.
1. Loosen the lock nut (1). Adjust the spring preload by
turning the adjuster (2) clockwise to increase spring
preload or counterclockwise to decrease spring pre-
load.
www.mymowerparts.com
Manual
Table of Contents
KM554
KM561A