Snowmobile Yamaha FX10X, FX10RTX, FX10RTRX, FX10RTRAX, FX10MTX, FX10MTRX, FX10MTRAX. Manual - part 20

2-69

INSP

ADJ

REAR SUSPENSION

Choosing other settings:

CAUTION:

The standard settings work well under most
general riding conditions. The suspension can
be adjusted to work better in one condition, but
only at the expense of another. Keep this in
mind when you adjust the suspension.

È FX10/FX10RT/FX10RTR/FX10RTRA
É FX10MT/FX10MTR/FX10MTRA

Spring preload

1. Adjust:

• Spring preload

Adjustment step:

Front side

• Loosen the locknut 1.
• Turn the spring seat 2 in or out.

FX10

FX10RT/FX10RTR/FX10RTRA

È FX10
É FX10RT/FX10RTR/FX10RTRA

È: No. 5 hole
É: No. 6 hole 

(shortest)

No. 1 hole 

(longest)

More weight on skis:
• Heavy steering/

oversteer

• More maneuverabil-

ity

Favors: hardpack 
snow, ice, smooth 
trails, tight turns

Less weight on skis:
• Light steering/

understeer

• Better acceleration 

and speed

Favors: deep snow, 
straight line accelera-
tion, top speed

Spring seat 
distance

Standard

Short 

←

→ Long

Preload

Hard 

←

→ Soft

Length 

a 

Min.

186 mm 

(7.32 in)

196 mm 
(7.72 in)

Max.

196 mm 

(7.72 in)

Spring seat 
distance

Standard

Short 

←

→ Long

Preload

Hard 

←

→ Soft

Length 

a 

Min.

182 mm 

(7.17 in)

192 mm 
(7.56 in)

Max.

192 mm 

(7.56 in)

2

1

a

È

a

2

1

É

2-70

INSP

ADJ

REAR SUSPENSION

• Turn the adjusting ring 3 to the proper position.

WARNING

This shock absorber contains highly pressur-
ized nitrogen gas.
Do not tamper with or attempt to open the
shock absorber assembly.
Do not subject the shock absorber assembly to
flames or high heat, which could cause it to
explode.

Ê FX10MT/FX10MTR/FX10MTRA

Spring adjuster 
position

1

2

3

4

5

Preload

Soft 

←

→ Hard

Standard

3

Ê

Rear side

• Turn the spring preload adjuster 1 to proper

position.

WARNING

Always adjust both spring preload (left and
right) to the same setting. Uneven adjustment
can cause poor handling and loss of stability.

È FX10/FX10RT/FX10RTR/FX10RTRA
É FX10MT/FX10MTR/FX10MTRA

Spring preload 
adjuster position

S

M

H

Spring preload

Soft

Medium

Hard

Standard

M

1

È

1

É

2-71

INSP

ADJ

REAR SUSPENSION

Damping force adjustment
Rebound damping force (Front side)
(FX10RT/FX10RTR/FX10RTRA)
The damping force can be adjusted by turning the
adjusting dial 1.

* With the adjusting dial fully turned lightly in direc-

tion 

a 

CAUTION:

• Do not continue to turn the adjusting dial in

direction 

a after it stops. The shock absorber

can be damaged and damping force adjust-
ments cannot be made.

• Do not turn the adjusting dial in direction 

b

more than 20 clicks. Even if the adjusting dial
is continually turned after 20 clicks, there will
be no change in the damping force.

• Be sure to stop the adjusting dial at a position

where there is a click.

Adjusting 
dial position

20 clicks out 11 clicks out

3 clicks out

Minimum

Standard

Maximum

Direction 

b* ←

→ Direction a 

Rebound 
damping 
force

Soft 

←

→ Hard

b

a

1

2-72

INSP

ADJ

REAR SUSPENSION

Rebound damping force (Rear side)
(FX10RT/FX10RTR/FX10RTRA)
The damping force can be adjusted by turning the
adjusting dial 1.

* With the adjusting dial fully turned lightly in direc-

tion 

a 

CAUTION:

• Do not continue to turn the adjusting dial in

direction 

a after it stops. The shock absorber

can be damaged and damping force adjust-
ments cannot be made.

• Do not turn the adjusting dial in direction 

b

more than 20 clicks. Even if the adjusting dial
is continually turned after 20 clicks, there will
be no change in the damping force.

• Be sure to stop the adjusting dial at a position

where there is a click.

Adjusting 
dial position

20 clicks out 11 clicks out

3 clicks out

Minimum

Standard

Maximum

Direction 

b* ←

→ Direction a 

Rebound 
damping 
force

Soft 

←

→ Hard

1

b

a