Tire Changing And Tire Repairs; Shock Absorber - Polaris 1999 Sportsman 400 Service Manual

REAR SUS PENSJOI"
and the whee l with an arrow indicating the direction
of rotation when trave ling forward.
4. Loosen but do oot remove the four lug nuts (Fig-
ure 2) securing the wheel to the rear hub .
5. Raise the rear of the vehicle with a small hydrau -
lic or scissor jack. Place the jack under the frame
with a piece ofwood between the jack and the framc.
6. Place bloek(s) under the frame to support the ve-
hicle securely with the rear whee ls otTthe gro und.
7. Remove the four wheel lug nu ts. loose ned in
Step 4, and remove the rear whee l.
8. Clean the lug nuts
ill
solve nt and
dry
thoro ugh ly.
9. lnspcct the whee l for cracks, bendin g or other
damage. Ifdamage is severe, replace the wheel as de-
scribed under Tires am i Wheels in Chapter Twelve.
NO TE
Install the lug nuts witlt the ir shoulde r
side facing toward the wheel. This is
necessary to correctly center the
whee l
011
the rear hub .
10. Insta ll the wheel onto the hub and install the lug
nuts (Figu re 2). Finger-tighten the lug nuts until the
whee l is positioned square ly aga inst the rear hub.
363
WARNING
Always tighten tire lug nu ts
/0
the cor-
rect torqu e specification or the nu ts
may work loose.
11. Use a torq ue wrench and tighten the lug nuts in
a crisscross pattern to the torqu e specification listed
in Table 2.
NO Te
In Step 12. m ake s ure bot h rear wheels
are offthe ground prior to rotat ing the
wheel.
12. After the wheel is installed. rotate it and apply
the
rear
brake several time s to make sure that the
wheel rotates freely and that the brake is operat ing
correctl y.
13. Lower the vehicle to the ground and recheck
the torqu e
on
the lug nuts.
14. Test ride the vehicle slowly to make sure the
rear wheels are installed correc tly.
TIRE C HAI"G ING AND T IRE REI'AIRS
Refer to C hapter Twelve for tire service.
S HOCK ABSO RBE R
Remova l/Inst allation
I.
Remove the rear fender as descri bed in Chapter
Fifteen .
NO TE
lt is not necessary to renuJ\'e the rear
whee l, bUI it does provide additional
working room.
2A. Remove the rear whce l(s) as described in this
chapter.
2B. Lift the rear of the vehicle o lTthe ground. Block
the rear portion of the frame. so (hat both rear
wheels are off the ground and that there is no we ight
on
the
rear
suspens ion arms. Th is will result in no
pressure on the shock abso rber.
3. Remove the bo lt and self-locking nut ( Figu re 3)
sec uring the lower end of the shoc k abso rber to the
lower control ann . Discard the se lf-locking nut.
4. Hold ou to the shock absorber and remove the
bolt and self-locking nut (A, Figure 4) securing the
upper end of the shock abso rber
( 0
the frame.