Snowmobile Yamaha FX10X, FX10RTX, FX10RTRX, FX10RTRAX, FX10MTX, FX10MTRX, FX10MTRAX. Manual - part 18

2-61

INSP

ADJ

GEAR SELECTION

8 Weight rivets

È Parts No.

É Material

Ê Length

mm (in)

Ë Weight

g (oz)

Ì Standard

Í Effects

90261-06033

Steel

17.2 (0.677)

4.5 (0.159)

IN: FX10/FX10RT/FX10RTR/
FX10RTRA
CENTER: FX10/FX10RT/
FX10RTR/FX10RTRA/
FX10MTR “Europe”/
FX10MTRA “Europe”
OUT: FX10MTR “Europe”/
FX10MTRA “Europe”

ΠIncreased force

Ï Decreased force

90269-06006

Steel

17.2 (0.677)

3.6 (0.127)

with hole

90261-06034

Steel

13.9 (0.547)

3.6 (0.127)

90261-06019

Steel

13.3 (0.524)

3.1 (0.109)

90266-06002

Steel

13.3 (0.524)

2.44 (0.086)

with hole

IN: FX10MTR “Europe”/
FX10MTRA “Europe”

90261-06015

Steel

10.3 (0.406)

2.44 (0.086)

OUT: FX10/FX10RT/FX10RTR/
FX10RTRA

90261-06028

Aluminum

10.3 (0.406)

0.85 (0.030)

90266-06001

Aluminum

13.3 (0.524)

0.85 (0.030)

with hole

None

FX10MT/
FX10MTR “USA/Canada”/
FX10MTRA “USA/Canada”

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INSP

ADJ

GEAR SELECTION

9 Rollers

I.D. 9 mm (0.354 in)

È Roller with bush-

ing part number

É Outside 

diameter

mm (in)

Ê Bushing type 

(P/N)

Ë Identification mark 

(Width)

Ì Standard

Í Effects

8FG-17624-00

14.5 (0.57)

VESPEL
TP-8549

90386-09001

ΠGrooved & Machined

(14.6 mm [0.57 in])

Ó Increased force

Ô Decreased force

8FG-17624-10

15.0 (0.59)

VESPEL
TP-8549

90386-09001

Ï Grooved

(14.6 mm [0.57 in])

8FG-17624-20

15.6 (0.61)

VESPEL
TP-8549

90386-09001

РNo Mark

(14.6 mm [0.57 in])

FX10/FX10RT/

FX10RTR/

FX10RTRA

8FG-17624-30

16.0 (0.63)

VESPEL
TP-8549

90386-09001

Ñ Grooved & Grooved

(14.6 mm [0.57 in])

8FG-17624-40

16.5 (0.65)

VESPEL
TP-8549

90386-09001

Ò Machined

(14.6 mm [0.57 in])

FX10MT/FX10MTR/

FX10MTRA

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ADJ

FRONT SUSPENSION

FRONT SUSPENSION

Spring preload

1. Adjust:

• Spring preload

Adjustment steps:

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

FX10

FX10MT/FX10MTR/FX10MTRA

È FX10
É FX10MT/FX10MTR/FX10MTRA

CAUTION:

Be sure that the left and right spring preload are
the same.

WARNING

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

Spring seat 
distance

Standard

Short 

←

→ Long

Preload

Hard 

←

→ Soft

Length 

a 

Min.

250 mm 

(9.84 in)

260 mm 

(10.24 in)

Max.

260 mm 

(10.24 in)

Spring seat 
distance

Standard

Short 

←

→ Long

Preload

Hard 

←

→ Soft

Length 

a 

Min.

246 mm 

(9.69 in)

256 mm 

(10.08 in)

Max.

256 mm 

(10.08 in)

2 1

a

É

1

2

a

È

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ADJ

FRONT SUSPENSION

Rebound damping force adjustment (FX10)
The rebound damping force can be adjusted by
turning the adjusting knob 1.

* With the adjusting knob fully turned lightly in

direction 

a 

CAUTION:

• Do not continue to turn the adjusting knob in

direction 

a after it stops. The shock absorber

can be damaged and rebound damping force
adjustments cannot be made.

• Do not turn the adjusting knob in direction 

b

more than 20 clicks. Even if the adjusting
knob is continually turned after 20 clicks,
there will be no change in the rebound damp-
ing force.

• Be sure to stop the adjusting knob at a posi-

tion where there is a click.

• The damping forces for the left and right ski

shock absorbers must be adjusted to the
same settings. Uneven settings can cause
poor handling and loss of stability.

Adjusting 
knob 
position

20 clicks out 11 clicks out

3 clicks out

Minimum

Standard

Maximum

Direction 

b* ←

→ Direction a 

Rebound 
damping 
force

Soft 

←

→ Hard