Ohlins FGHO 691 Mounting Instructions Download Page 2

S A F E T Y   P R E C A U T I O N S

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6

Read this manual carefully!

Pay special attention to statements pro-
ceded by the following notations:

The Safety alert symbol means: Attention! 
Your safety is involved!

Failure to follow these warning instructions 
may result in 

severe or fatal injury

 to any-

one working with, inspecting or using this       
front fork kit, or to bystanders.

Caution indicates that special precautions 
must be taken to avoid damage to the 
front fork kit.

Indicates information that is of importance 
regarding mounting procedures.

!

WARNING

CAUTION!

NOTE!

WARNING!

1.

 Installing a front fork, that is not 

approved by the vehicle manufacturer, 
may affect the vehicle’s stability.

 Öhlins 

Racing AB cannot be held responsible for 
any personal injury or damage that may 
occur after fi tting the front fork. Contact 
an Öhlins dealer or other qualifi ed person 
for advice.

2. The 

vehicle service manual must 

be referred to 

when installing this front 

fork kit. 

3. Please study and make certain you fully 
understand the mounting instructions and 
the owner’s manual before handling this 
front fork kit. If you have any questions 
regarding proper installation procedures, 
contact an Öhlins dealer or other quali-
fi ed person.

!

!

NOTE!

During storage and transportation, espe-
cially at high ambient temperature, the oil 
and grease used for assembling may run out 
inside the packing and damage the expanded 
polystyrene packing material. This is not 
unusual and is in no way detrimental to the 
front fork kit.

NOTE!

Öhlins products are subject to continuous 
improvement and development. Therefore, 
although these instructions include the most 
up-to-date information available at the time 
of printing, there may be minor differences   
between your front fork and this manual. 
Please consult your Öhlins dealer if you 
have any questions regarding the contents 
of this manual.

1

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Your vehicle OEM

B E F O R E   R I D I N G

S E T- U P   D ATA

IMPORTANT NOTICE!

Before riding your bike, check sag and ride 
height according to your Öhlins Owner’s 
manual.

To get the most out of your suspension com-
ponent it is of great importance to make proper 
settings and to use the correct spring for your 
weight - 

full riding equipment on!

We recommend you to read your Öhlins 
Owner’s manual carefully to understand the 
different effects of the different settings.

Recommended settings

Rebound adjustment 

15 clicks

Compression adjustment 

12 clicks

Spring pre-load 

0 mm

Front fork position 

4 mm

General facts

Front fork length 

940 mm

Stroke 

300  mm

?

?

? kg
? lbs

Recommendations

CR 125

Spring rate 

3.9 N/mm

Oil level 

110 mm

CR 250

Spring rate 

4.2 N/mm

Oil level 

110 mm

CRF 250

Spring rate 

4.2 N/mm

Oil level 

110 mm

CRF 450

Spring rate 

4.4 N/mm

Oil level 

105 mm

Measure fork position

Measure oil level

Measure from the 
top of the fork leg 
to the top surface of 
the triple clamp.

Measure from the 
top of the outer leg, 
with the top nut 
off, fork fully com-
p r e s s e d   a n d   n o 
spring installed.

NOTE!

All spring rates above cannot be achieved 
with the provided springs. Please contact 
your Öhlins dealer for advice.

NOTE!

When delivered, the oil level is 105 mm. For 
some models you need to drain some oil to 
achieve the recommended level.

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