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2011 Trek

Mamba WSD

A 29″ aluminum frame women’s crosscountry bike with mid-range components and sram bb5 mechanical disc brakes.
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FrameAluminum
Wheels29″ Aluminum
Drivetrain3 × 8
GroupsetDeore, X5
BrakesSRAM BB5 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)

35 mph

Mamba WSD

27 mph

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Highest gear

(descending)

Reviews
BikeRadar
Trek Mamba review

Jan 2011 · James Huang

The Mamba’s frame is trail worthy, with stable geometry and a suspension fork offers the best control in the test.

Read Review

Specs
Build
Frame

6061 T6 aluminum, butted & hydroformed tubing, cold-forged dropouts & bottom bracket, G2 29" Geometry

Headset

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

Stem

Bontrager SSR

Handlebar

Bontrager Approved Big Sweep, 15 degree sweep

Saddle

Bontrager Evoke 1 WSD

Seatpost

Bontrager SSR, 27.2mm, 20mm offset

TypeRigid

Pedals

Wellgo ATB, boron axle, steel cage

Groupset
Rear Derailleur

SRAM X.5

Front Derailleur

Shimano Deore

Crank

Shimano Acera, 44/32/22

Shifters

SRAM X.4, 8 speed

Cassette

SRAM PG-830 11-32, 8 speed

Brakes

SRAM BB5 mechanical disc brakes, 6-bolt; 160mm rotors

TypeSRAM BB5 Mechanical Disc

Wheels
Rims

Formula DC20 front hub, Shimano M475 rear hub; Bontrager Ranger Disc 32-hole rims

Tires

Bontrager 29-2, 29x2.1"

Rider Notes
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First added June 29

Last updated June 29

Not listed for 3,256 days