Cannondale 2012 RZ ONE TWENTY, Owner'S Manual Supplement

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126694.PDF

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1.   Clean the inside and outside surfaces of the bottom 

bracket shell.

2.  Apply a high-quality bicycle bearing grease to the inside 

surface of the shell.

3.  Install the square end of the circlip  into the groove first, 

then moving clockwise, push the clip into the groove until 
it is fully seated in the groove.   Install the other circlip the 
same way.  

4.   With a headset press, and  Cannondale tool 

KT010/

  install 

the bearings into the shell as shown. Press the bearing 
until it is seated against the circlip.    

5.  To finish, apply a light coating of a high-quality bicycle 

bearing grease to both sides of each bearing to help repel 
moisture.

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1.  To remove the bearings, position  Cannondale tool 

KT011/  

behind the bearing so that the tool ridges are seated on 
the bearing.  See next page.

2.  Insert a  driver (punch or drift)  from the opposite side.  

Locate it on the back of the tool and use light tapping to 
drive the bearing from the shell.  

N

OTICE

Frequent or routine renewal of undamaged bearings is 
not recommended. Repeated removal and reinstallation 
can damage the inside BB shell surfaces resulting in poor 
bearing fit. 

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Doing so can result in serious damage and possibly a ruined 
bike frame.  

TIP: 

Unless a  circlip is damaged, removal is unnecessary 

during bearing removal .  Use a small thin-blade screw 
driver or pick to lift the hooked end up out of the groove and 
then pushing the circlip out counter-clockwise.

KT010/

BEARING INSTALLATION TOOL

BEARING

BEARING

KT011/

BEARING DRIVER

Thin blade 

screw driver

to lift hooked 

out of BB groove