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2006 Trek

Jack 2

A 26″ aluminum frame crosscountry bike with mid-range components and hayes mechanical disc brakes.
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FrameAluminum
Wheels26″ Aluminum
Drivetrain3 × 8
GroupsetAlivio, Acera
BrakesHayes Mechanical Disc
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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)

30 mph

Jack 2

27 mph

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Highest gear

(descending)

Reviews
BikeRadar
Trek Jack 3(SG) review

Mar 2007 · BikeRadar

Trek have spent a lot of time with their star slopestyle and dirt rider Cameron McCaul developing their Jack range of jump bikes - and it shows. We get airborne on the top-of-the-range Jack 3.

Read Review

Specs
Build
Frame

Alpha Aluminum

Headset

Aheadset Slimstak w/semi-cartridge bearings, sealed

Stem

Bontrager Earl, 10 degree, 31.8mm

Handlebar

Bontrager Earl, 50mm rise, 31.8mm

Saddle

Bontrager Big Earl

Seatpost

Bontrager Sport

Type: Rigid

Pedals

Alloy platform

Groupset
Rear Derailleur

Shimano Alivio

Front Derailleur

Shimano Acera

Crank

Bontrager Big Earl 42/32/22

Shifters

Shimano Alivio

Cassette

SRAM PG830 11-32, 8 speed

Brakes

Hayes MX-1, mechanical disc, 8" front, 6" rear

Type: Hayes Mechanical Disc

Wheels
Rims

Alloy disc hubs w/Sun Ditch Witch rims

Tires

Bontrager Earl, 26x2.4"

Rider Notes
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First added June 29

Last updated June 29

Not listed for 2,897 days