Snowmobile Polaris 2006 - 2007 FS / FST. Manual - part 51

10.5

Rear Suspension

10

Rev. 1 07/2006

M-10 128 Pivots / Rear Idler

Assembly Notes

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

parts.

• All pivots must rotate freely after tightening fasteners.

• Apply Polaris Premium All Season Grease to all grease 

zerks as outlined in the periodic maintenance table.

FRA ADJUSTER

FTA SHAFT

SHOCK / LIMITER STRAP SHAFT

CENTERING SLEEVE

O RINGS

FRA SHAFT

SLEEVES

WASHERS

BOGIE WHEEL

RTA SHAFT

IDLER SHAFT

SPACER

WASHER

SUPPORT SHAFT

A

A

C

B

B

B

B

SPACER

O RINGS

= T 

A = 45 Ft.Lb. (61 Nm)
B = 35 Ft.Lb. (47 Nm)

C = 19 Ft.Lb. (26 Nm)

10.6

Rear Suspension

Rev. 1 07/2006

M-10 128 Rail

Assembly Notes

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

parts.

• All pivots must rotate freely after tightening fasteners.

• Apply Polaris Premium All Season Grease to all grease 

zerks as outlined in the periodic maintenance table.

RAIL TIP

WHEEL MOUNTING

BOGIE WHEEL

BUMPER

FRA BLOCK

COUPLER BLOCK

COUPLER

IDLER ADJUSTER

A

C

C

B

B

B

B

D

D

= T 

A = 3 - 6 Ft.Lb. (4 - 8 Nm)

B = 19 Ft.Lb. (26 Nm)

C = 35 In.Lb. (.2 Nm)

D = 35 Ft.Lb. (47 Nm)

10.7

Rear Suspension

10

Rev. 1 07/2006

M-10 128 Front / Rear Torque Arms

Assembly Notes

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

parts.

• All pivots must rotate freely after tightening fasteners.

• Apply Polaris Premium All Season Grease to all grease 

zerks as outlined in the periodic maintenance table.

FRONT TORQUE ARM

FTA SHAFT

UPPER SHAFT

LIMITER STRAP

SHOCK ASSEMBLY

REAR TORQUE ARM

UPPER SHAFT

LOWER SHAFT

SHOCK ASSEMBLY

CARRIER WHEEL

CARRIER WHEEL BRACKET

A

A

B

B

B

C

C

= T 

A = 12 Ft.Lb. (16 Nm)
B = 35 Ft.Lb. (47 Nm)

C = 70 Ft.Lb. (94 Nm)

CAUTION

The fasteners securing the rear suspension to the 

tunnel are pre-coated with a locking agent when new. 

Never re-use these fasteners when removed. Always 

use new pre-coated fasteners when mounting the 

suspension to the tunnel.

10.8

Rear Suspension

Rev. 1 07/2006

M-10 136 Pivots / Rear Idler

Assembly Notes

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

parts.

• All pivots must rotate freely after tightening fasteners.

• Apply Polaris Premium All Season Grease to all grease 

zerks as outlined in the periodic maintenance table.

SHOCK / LIMITER STRAP SHAFT

FTA SHAFT

SUPPORT SHAFT

SHOCK / FRA SHAFT

RTA SHAFT

SUPPORT SHAFT

IDLER WHEEL

IDLER SHAFT

SPACER

SPACER

FRA ADJUSTER

A

A

B

A

A

B

C

B

B

M-10 ACE Housing

O RINGS

O RINGS

= T 

A = 45 Ft.Lb. (61 Nm).

B = 35 Ft.Lb. (47 Nm)
C = 19 Ft.Lb. (26 Nm)