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instaLLatiOn

The correct installation of your new Bontrager crankset is critical to 

your safety, so this work should be performed only by an experienced 
mechanic. If you are not sure of your ability to correctly install this 
crankset, have the crankset installed by your Bontrager dealer.

Make sure your crankset is compatible

Before installing this crankset on any bike, check with your dealer 

or the Bontrager technical service department to ensure that this 
Bontrager crankset is compatible with your bicycle frame.

This crankset has the following dimensions, which cannot be modi-

fied:

• “English” bottom bracket, 1.27 x 24 tpi threading
• 68 mm bottom bracket shell (67.25 to 68.25 mm)

Italian-threaded cups that fit this crankset are available from Race Face.

• “English” pedals, 9/16 x 20 tpi threading

to install the bearing cups

1. Clean the bottom bracket threads.
2. Firmly snap the bottom bracket sleeve 

(black plastic) into the right cup.

3. Start the threads of the right cup by hand 

(Figure 3). The right cup has normal 
threading.

3. Tighten the right cup to 430 lb•in (17-19 

N•m) (Figure 4).

4. Start the threads of the left cup by hand 

(Figure 5). The left cup has left-hand 
threads.

5. Tighten the left cup to 430 lb•in (17-19 

N•m) (Figure 6).

Figure 3  Start the threads 
of the right cup by hand

Figure   Tighten the right 
cup

Figure   Start the threads 
of the left cup by hand

Figure   Tighten the left 
cup

Installation

Summary of Contents for Race XXX Lite Road Crankset

Page 1: ...Part Number 283415...

Page 2: ...Race XXX Lite Road Crankset Owner s Manual...

Page 3: ...0 478 4678 Attn Customer Service http www bontrager com 801 W Madison Street Waterloo Wisconsin 53594 Race XXX Lite Crankset Owner s Manual Read this manual before you ride Contents Read this manual b...

Page 4: ...roads and improved trails with moderate grades where the tires do not lose ground contact For riding on unimproved trails with small obstacles Conditions 1 and 2 plus rough trails small obstacles and...

Page 5: ...are working properly Carbon fiber composite The Bontrager Race XXX Lite crankset is made from OCLV carbon fiber com posite Carbon fiber is among the strongest materials used in bicycle manufacture Ho...

Page 6: ...ighten the pedals into the crank arms turn the right pedal clock wise but the left pedal counter clockwise Figure 2 Pedals 350 380 lb in 40 2 42 9 N m Clean the chainrings and inspect them for damage...

Page 7: ...a damaged part may appear to be normal to a cursory glance Use the following procedures to inspect carbon fiber parts Check for scratches gouges or other surface problems Check the part for loss of ri...

Page 8: ...e it to your Bontrager dealer for inspection Avoid chemicals or heat Do not use solvents or harsh chemicals on the crankset as they can damage the finish and also the adhesive which joins the crankset...

Page 9: ...tom bracket 1 27 x 24 tpi threading 68 mm bottom bracket shell 67 25 to 68 25 mm Italian threaded cups that fit this crankset are available from Race Face English pedals 9 16 x 20 tpi threading To ins...

Page 10: ...rank stops a shallow distance turn the axle bolt to start the threads 6 Tighten the axle bolt until the crank stops between approximately 360 600 lb in 34 68 N m To check the crank for proper installa...

Page 11: ...shell not faced Bottom bracket shell threads mis aligned Stack of parts is wrong Face the bottom bracket shell to remove all paint and square the surface Make sure the bottom bracket shell is within t...

Page 12: ...to the original owner and is not transferable Bontrager is not responsible for incidental or consequential damages Some states do not allow the exclusion of incidental or consequential damages so the...

Page 13: ...10...

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