Öhlins Racing AB, Box 722, S-194 27 Upplands Väsby, Sweden.
Phone +46 8 590 025 00. Fax +46 8 590 025 80.
www.ohlins.com
YA 620, issued 2006 01 26
Mounting Instructions
Öhlins shock absorber kit YA 620
for Yamaha R6
© Öhlins Racing AB. All rights reserved. Any reprinting or unauthorized use without the
written permission of Öhlins Racing AB is prohibited. Printed in Sweden.
Kit Contents
Before installing the shock absorber, please
check the contents of the kit. If anything is
missing, please contact your Öhlins dealer.
Description Part number
Shock absorber 46PRXLB YA 620 (1)
Sticker Öhlins 00192-01 (2)
Sticker memo notes 01180-01 (1)
Owner’s manual 1
Special upper shock bracket 1
Before Installing
Öhlins Racing AB cannot be held responsible
for any damage to shock absorber or vehicle,
or injury to persons, if the instructions for fi tting
and main tenance are not followed exactly.
Similarly, the warranty will become null and
void if the instructions are not adhered to.
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 suspension and this manual.
Please consult your Öhlins dealer if you have
any questions regarding the contents of this
manual.
Spring pre-load adjuster
Turn the knob on the hydraulic adjuster. Turn
clockwise for more preload. Turn counter clock-
wise to release the preload.
Compression damping adjuster
Adjust on top of the reservoir.
Low speed adjustment: Slotted centre screw.
High speed adjustment: Hexagon screw.
Rebound damping adjuster
Adjust with the wheel on the piston shaft above
the end bracket.
Length adjuster
Adjust by turning the end bracket. Tighten the
lock nut to lock the position.
Spring
pre-load
adjustment
Adjustments
Checking sag and ride height
Setup data
Shock absorber length 295 mm
Stroke 51 mm
Spring pre-load 11 mm
Low speed compression 10 clicks
High speed compression 30 clicks
Rebound damping 15 clicks
R1
R2
R3
F1
F2
F3
Before riding your bike, check sag and ride
height. Read more about it in your Öhlins Own-
er’s manual.
NOTE!
When delivered, the Öhlins shock absorber is
dialed to the recommended settings for the
specifi c brand and make of the motorcycle. If
you have changed the setting, reset accord-
ing to the following:
Turn adjusters have a normal right hand
thread. Turn the damping adjusters clockwise
to fully closed (position zero [0]). Turn coun-
ter clockwise to open and count the clicks
until you reach the recommended number of
clicks. See setup data in this manual.
CAUTION!
Do not use too much force, delicate sealing
surfaces can be damaged.
High speed
compression adjustment
Low speed compression
adjustment
Rebound
damping
adjustment
FOR RACING USE ONLY!
NOTE!
Maximum length
when the groove is
visible.
Length
adjuster
WARNING!
WARNING!
1. Installing a shock absorber, that is not
approved by the vehicle manufacturer, may
affect the stability of your vehicle. Öhlins
Racing AB cannot be held responsible for
any personal injury or damage that may occur
after fi tting the shock absorber. Contact an
Öhlins dealer for advice.
2. Please study and make certain that you
fully understand all the mounting instructions
and the owner’s manual before handling this
shock absorber kit. If you have any questions
regarding proper installation procedures,
contact an Öhlins dealer.
3. The vehicle service manual must be
referred to when installing the Öhlins shock
absorber
!
NOTE!
During storage and transportation, especially
at high ambient temperature, the oil and
grease used for assembling may run out in-
side the packing and damage the expanded
polystyrene packing material. This is not
unusual and is in no way detrimental to the
shock absorber.
1
Put the motorcycle on a workstand to raise the
rear wheel off the ground.
2
Remove the seat and the tank side panel.
3
Loosen the brake fl uid reservoir.
Mounting Instructions
Safety Signals
Important information concerning safety is
distinguished in this manual by the following
notations:
The Safety alert symbol means:
Attention! Your safety is involved.
WARNING!
Failure to follow warning instructions
could result in severe or fatal injury to
anyone working with, inspecting or using
the shock absorber, or to bystanders.
CAUTION!
Caution indicates that special pre-
cautions must be taken to avoid damage
to the shock absorber.
NOTE!
Indicates information that is of importance
regarding mounting procedures.
!
!
4
Remove the two lower screws on the sub-
frame.
5
Loosen, but do not remove, the upper, screws
of the sub-frame.
6
Remove the screws, one in the front and one on
each side, on the tank.
7
Fold up the tank and remove the standard upper
shock absorber bracket.
1. It is advisable to have an Öhlins dealer
install the shock absorber.
2. Follow the instructions in the vehicle service
manual when changing the shock absorber.
3. When working on a raised vehicle make
sure that it is securely supported to pre-
vent it from tipping.
!
!
1
4
5
3
7
9
6
9
8
8
Remove the screw holding the pull rods to the
swing arm. Remove the lower shock absorber
attachment.
9
Fold up the rear frame. Hold the frame in an
upward position to reach the upper attachment
of the shock absorber. Loosen the upper attach-
ment of the shock absorber.
10
Attach the Öhlins shock absorber in the same
way as the original unit. Use the supplied upper
shock bracket.
11
Refi t the rear frame, tank, side cover, seat and
the brake fl uid reservoir.
2
x 2
x 2
x 2
7
9
x 2
x 2
NOTE!
To get the most of your shock absorber it is of
great importance to make the proper settings
and to use the correct spring for your weight.
Read your Öhlins Owner’s manual care-
fully to understand the different effects of
the different settings.
10
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1
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2
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