Trek 3900 DISC 2010 VS Trek COBIA 2011 specs comparison

Trek 3900 Disc 2010 comparison online with competitors

Trek 3900 Disc

General Infos
Model 3900 Disc
Manufacturer Trek
Year of production 2010
Current price Check price Here ==>   
Color choice - Matte Orange
- Special Edition Matte White
-Matte Black
Sizes - 13 (inches)
- 16 (inches)
- 18 (inches)
- 19.5 (inches)
- 21 (inches)
- 22.5 (inches)
Sizes - 13 (inches)
- 16 (inches)
- 18 (inches)
- 19.5 (inches)
- 21 (inches)
- 22.5 (inches)

Wheels And Breaking System

Bike front tire26 X 2.00 (inches) Bontrager LT-3
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Shimano EF-50 Levers
ProMax Mechanical Disc Brakes
Hubs for disc brakes Rear: Shimano FH-M475 Disc
Front: Formula Alloy DC20
Rims manufacturerBontrager 550
Spoke nipples typeNot Available
Spoke wheelNot Available

Frame and Body Specs

Frame materialsAlpha White Aluminum
Frame typeTIG-welded
Handlebar constructionBontrager Approved Riser
Handlebar extenderOptional
Handlebar stem detailsBontrager Approved
Headset size1 1/8 (inches) Threadless VP-A68-TK

Gearing Specifications

Bicycle chainNot Available
Bottom bracket shell widthNot Available
Bottom bracket typeNot Available
Crankset parts and sizes 42/34/24 Teeth
Shimano M191
Gear shift leversShimano EF-50
Rear gear set 11 - 32 Teeth
8-speed

Trek 3900 Disc Fork System Data

Derailleur (Front)Shimano C051
Derailleur (Rear)Shimano M-360
Fork materialSingle Crown
Fork type 100 (millimeters) Travel
SR Suntour SF9 XCT V2

Other Specs of Trek 3900 Disc

Component group setsMountain Mix
Pedals detailsWellgo Nylon Platform
Rear shock absorberNot Available
Saddle seatBontrager SSR
Seat post extension 31.6 (millimeters) Diameter
Bontrager SSR


Trek Cobia 2011 comparison online with competitors

Trek Cobia

General Infos
Model Cobia
Manufacturer Trek
Year of production 2011
Current price Check price Here ==>   
Color choice -Matte Titanite Black and Candy Orange
Sizes - 15.5 (inches)
- 17.5 (inches)
- 19 (inches)
- 21 (inches)
- 23 (inches)

Wheels And Breaking System

Bike front tire29 X 2.1 (inches) Bontrager 29-2
Bike rear tireNot Available
Bike wheel size29 (inches) Wheels
Brakeset typePromax Homet
Hubs for disc brakesShimano M475
Rims manufacturer 32-hole
Bontrager Duster Disc 29 (inches)
Spoke nipples typeNot Available
Spoke wheelNot Available

Frame and Body Specs

Frame materialsAlloy
Frame typeTIG-welded
Handlebar constructionBontrager Approved Big Sweep
Handlebar extenderOptional
Handlebar stem detailsBontrager SSR
Headset size1 1/8 (inches) Threadless Semi Integrated

Gearing Specifications

Bicycle chainNot Available
Bottom bracket shell widthNot Available
Bottom bracket typeNot Available
Crankset parts and sizes 22/32/44 Teeth
Shimano Alivio
Gear shift leversSRAM X.5
Rear gear set 11 - 34 Teeth
9-speed

Trek Cobia Fork System Data

Derailleur (Front)Shimano Deore
Derailleur (Rear)SRAM X.7
Fork materialSingle
Fork type 100 (millimeters) Travel
RockShox Recon 29

Other Specs of Trek Cobia

Component group setsMountain Mix
Pedals detailsWellgo LU-216A
Rear shock absorberNot Available
Saddle seatBontrager Evoke 1
Seat post extension 27.2 (millimeters) Diameter
Bontrager SSR


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