Polaris 850 PRO-RMK 155 2.6" QD 2021, Manual

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9850060 R02 - 2020-2021 850 AXYS™ Long Track Snowmobile Service Manual
© Copyright Polaris Inc.
6.25
QUICKDRIVE DRIVE BELT / SPROCKET
INSTALLATION
CAUTION
Exhaust components may be hot. Allow exhaust
system to cool.Avoid pinch points between sprockets
and brake disc.
NOTICE
The drive belt and both sprockets must be installed as
an assembly.
1. Install the QuickDrive Sprocket Alignment tools onto
the ends of the jackshaft and driveshaft. Thread the
tools in lightly.
Sprocket Alignment Tools:
AXYS RMK Jackshaft: PS-51840
NOTICE
PS-51840 includes 2 long alignment tools. The long
alignment tool is used on jackshafts featuring the
deeper counterbore.
2. Release the parking brake.
3. Install belt and sprockets as an assembly with the
arrow on belt pointing toward front of snowmobile.
Note the installation orientation of the upper and
lower sprockets.
NOTICE
The flange on the upper sprocket
q
must face away
from brake disc.
The lower sprocket
w
must be installed flange side in.
4. Working from the fuel tank side of the vehicle, install
the upper sprocket onto the jackshaft. After the
sprocket engages the jackshaft splines, install the
lower sprocket onto the driveshaft.
5. Push the upper sprocket down slightly. Move the
lower sprocket and push it down slightly. Continue to
work between each sprocket until both sprockets are
fully seated.
NOTICE
If sprockets will not slide down the splines, the belt is
binding. Pull up slightly on the sprockets to re-align belt.
FINAL DRIVE / BRAKE SYSTEMS