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2012 Trek

Cobia

A 29″ aluminum frame hardtail crosscountry bike with mid-range components.

FrameAluminum
SuspensionHardtail
Wheels29″ Aluminum
Drivetrain3 × 10
GroupsetDeore, X5
BrakesHayes Hydraulic 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)

35 mph

Cobia

27 mph

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Highest gear

(descending)

Reviews
BikeRadar
Trek Cobia 29er review

Feb 2011 · Seb Rogers

Stick with a 26er if you like to wrestle down the singletrack, if not then the Cobia is a great all-rounder

Read Review

Specs
Build
Frame

Alpha Gold Aluminum, butted & hydroformed tubing, cold-forged dropouts & bottom bracket, G2 Geometry

Headset

1-1/8" threadless, semi-integrated, semi-cartridge bearings

Stem

Bontrager Race Lite, 31.8mm

Handlebar

Bontrager Low Riser, 31.8mm, 5mm rise, 9 degree sweep

Saddle

Bontrager Evoke 1

Seatpost

Bontrager SSR, 27.2mm, 20mm offset

TypeRigid

Pedals

Wellgo alloy

Groupset
Rear Derailleur

SRAM X5

Front Derailleur

Shimano Deore

Crank

SRAM S800, 44/33/22

Shifters

SRAM X5, 10 speed

Cassette

SRAM PG-1030 11-36, 10 speed

Brakes

Hayes Dyno Comp hydraulic disc brakes

TypeHayes Hydraulic Disc

Wheels
Rims

Shimano M475 alloy hubs; Bontrager AT-850 disc 29 32-hole rims

Tires

Bontrager XR3, 29x2.1"

Rider Notes
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First added June 29

Last updated June 29

Not listed for 3,256 days