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2007 Trek

3900

A 26″ aluminum frame crosscountry bike with modest components and tektro rim brakes.
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FrameAluminum
Wheels26″ Aluminum
Drivetrain3 × 8
GroupsetAcera
BrakesTektro Rim
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Insights
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

48 km/h

3900

44 km/h

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Highest gear

(descending)

Specs
Build
Frame

Alpha Aluminum

Headset

Aheadset Slimstak w/semi-cartridge bearings, sealed

Stem

Bontrager Approved, 25 degree

Handlebar

Bontrager Approved, 30mm rise

Saddle

Bontrager Sport

Seatpost

Bontrager Approved

TypeRigid

Pedals

Nylon platform

Groupset
Rear Derailleur

Shimano Acera

Front Derailleur

Shimano C050

Crank

SR XCC-T102 42/34/24

Shifters

Shimano EF50, 8 speed

Cassette

SRAM PG830 11-32, 8 speed

Brakes

Tektro V w/Shimano EF50 levers

TypeTektro Rim

Wheels
Rims

Alloy front, Shimano RM30 rear hub; Matrix 550 rims

Tires

Bontrager Connection Trail, 26x2.0"

Rider Notes
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First added 29 June

Last updated 29 June

Not listed for 2,897 days