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2

intROduCtiOn

The drivetrain consists of the parts of the bicycle that transmit power 

to the rear wheel:

• Pedals (and toe-clip assemblies on some models)
• Crankset and bottom bracket- left and right crank arms, 

chainring(s), and bottom bracket (the axle and bearings on which 
the crankset rotates) 
(Figure 1)

• Cassette and chain

When the drivetrain is 

working properly, shift-
ing is easy, your bike is 
quiet, and its efficiency can 
reach its maximum. Read 
and follow the sections 
that discuss the parts that 
comprise the drivetrain to 
make sure all the parts 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. However, carbon fiber has unique qualities, different from 
metal parts, and must be inspected carefully for damage. Follow the 
inspection procedures in the Maintenance section.

Figure   Exploded diagram of Race XXX Lite crankset

WaRninG

a damaged carbon fiber part can fail suddenly, causing 

serious injury or death. inspect a carbon fiber bicycle or 

parts for damage frequently. if you suspect a carbon fiber 

part is damaged, immediately stop riding the bicycle. before 

riding, replace the part or take the bike to your dealer for 

service.

Introduction

Содержание Race XXX Lite Road Crankset

Страница 1: ...Part Number 283415...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 13: ...10...

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