9850064 R03 - 2021 650 / 850 Matryx Trail Performance / Crossover Snowmobile Service Manual
© Copyright Polaris Inc.
6.9
CHAINCASE SERVICE
CHAINCASE ASSEMBLY VIEW
q
Brake Disc Fastener
40 ft-lbs (54 N·m)
a
Cover Gasket
Install gasket in cover as shown.
1(
Chaincase
w
Spring Washers
Install dome-side out.
s
Upper Sprocket
2)
Fill Plug
4 ft-lbs (6 N·m)
e
Brake Disc
d
Lower Sprocket Fastener
29 ft-lbs (40 N·m)
2!
O-Ring
r
Seal Sleeve
f
Domed Washer
Install dome-side out.
2@
Vent Fitting
t
Oil Seals
Install with lips facing centerline of
snowmobile.
g
Lower Sprocket
2#
Vent Hose
y
Cover Bearing
h
HYVO Chain
2$
Seal
u
Cover Fasteners
12 ft-lbs (16 N·m)
j
Snap Rings
Install sharp edge facing out.
2%
Drive Chain Tensioner Jam Nut
21 ft-lbs (28 N·m)
i
Cover
k
Bearings
2^
Adjuster Bolt (M10 x 1.5 x 70)
Finger tight, then back-off 1/2 turn.
o
Spacer
l
Dowel
2&
Tensioner