Snowmobile Polaris 600 RUSH (2010 year). Manual - part 66

8.30

Steering and Suspensions

9923311 - 2010-2012 PRO-RIDE RUSH/Switchback/RMK Service Manual

© 2011 Polaris Sales Inc.

REAR SUSPENSION ASSEMBLY ILLUSTRATIONS

2010 Progressive 120 Rail Assembly

Assembly Notes

• Never re-use lock nuts. Always replace with new 

parts.

• All pivots must rotate freely after tightening 

fasteners.

RAIL SLIDER

TRACK TENSIONER BRACKET

RAIL TIP

BOGIE WHEEL ASM.

RAIL BUMPER

INSIDE OF RAIL

A

B

C

D

D

E

METRIC FASTENERS

= T 

A: 7.4 ft-lb (10 Nm)



B: 4 ft-lb (5.4 Nm)



C: Torque nut until screw protrudes 7/32" (5.3mm)



D: 17 ft-lb (23 Nm)



E: 33 ft-lb (45 Nm)

CAUTION

Some rail shaft fasteners are pre-coated with locking 

agent. Never re-use these fasteners once removed. 

Always use new pre-coated fasteners.

8.31

Steering and Suspensions

8

9923311 - 2010-2012 PRO-RIDE RUSH/Switchback/RMK Service Manual

© 2011 Polaris Sales Inc.

2010 Progressive 120 Rail Fastener Locations

Components/Fasteners:

• A - Rail Tip

• B - Limiter Strap Shaft

• C - Rail Bumper

• D - H Bracket/Bogie Wheel Shaft

• E - Bogie Wheel Asm. (Mount to outside of rail).

• F - Front Torque Arm Shaft

• G - Bogie Wheel Asm. (Mount to inside of rail).

• H - Rail Brace Shaft

• I - Rear Pivot Shaft

• J - Rail Brace Shaft

• K - Rear Idler Adjuster Block

A

B

C

D

E

F

G

H

K

J

I

LEFT RAIL SHOWN

8.32

Steering and Suspensions

9923311 - 2010-2012 PRO-RIDE RUSH/Switchback/RMK Service Manual

© 2011 Polaris Sales Inc.

2010 Progressive 120 Front Torque Arm Assembly

Assembly Notes

• Never re-use lock nuts. Always replace with new 

parts.

• All pivots must rotate freely after tightening 

fasteners.

= T 

A: 17 ft-lb (23 Nm)



B: 60 ft-lb (80 Nm) Apply Loctite® 262™ to Threads



C: 33 ft-lb (45 Nm)



D: 60 ft-lb (80 Nm) 

FTS CARRIER WHEELS

SPACERS

INNER SHAFT

FRONT TORQUE ARM

LIMITER STRAPS

PIVOT SHAFTS

UPPER TORQUE ARM SHAFTS

BUSHINGS

BUSHINGS

BUSHINGS

A

A

B

B

C

D

METRIC FASTENERS

INSTALL STRAPS RUBBER SIDE OUT

CAUTION

Some rail shaft fasteners are pre-coated with locking 

agent. Never re-use these fasteners once removed. 

Always use new pre-coated fasteners.

8.33

Steering and Suspensions

8

9923311 - 2010-2012 PRO-RIDE RUSH/Switchback/RMK Service Manual

© 2011 Polaris Sales Inc.

2010 Progressive 120 Idler Shaft Assembly

Assembly Notes

• Never re-use lock nuts. Always replace with new 

parts.

• All pivots must rotate freely after tightening 

fasteners.

• Install rear idler adjust blocks with flat side facing 

adjuster screw.

INNER SHAFT

SPACER

ADJUSTER BLOCK

SHAFT

SHAFT

SHAFT

H BRACKET

WHEEL SPACERS

REAR IDLER WHEELS

A

A

A

B

A

A

A

A

A

A

METRIC FASTENERS

= T 

A: 33 ft-lb (45 Nm)



B: 60 ft-lb (80 Nm)

CAUTION

Some rail shaft fasteners are pre-coated with locking 

agent. Never re-use these fasteners once removed. 

Always use new pre-coated fasteners.