Trek 3900 2009 VS Dirt Research KOBUK SUSPENSION 1995 specs comparison

Trek 3900 2009 comparison online with competitors

Trek 3900

General Infos
Model 3900
Manufacturer Trek
Year of production 2009
Current price Check price Here ==>   
Color choice - Matte Blue and Brushed Silver
-Matte Khaki
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 Connection Trail
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Shimano EF-50 EZ Fire Integrated Levers
Tektro V-brake Brakes
Hubs for disc brakesAlloy
Rims manufacturerMatrix 550
Spoke nipples typeNot Available
Spoke wheelNot Available

Frame and Body Specs

Frame materialsAlpha White Aluminum
Frame typeTIG-welded
Handlebar constructionBontrager Approved
Handlebar extenderOptional
Handlebar stem detailsBontrager Approved
Headset size1 1/8 (inches) Threadless VP A76C-TK

Gearing Specifications

Bicycle chainNot Available
Bottom bracket shell widthNot Available
Bottom bracket typeNot Available
Crankset parts and sizes 28/38/48 Teeth
SR Suntour XCC T-208
Gear shift leversShimano EF-50 EZ Fire Integrated
Rear gear set 13 - 34 Teeth
7-speed

Trek 3900 Fork System Data

Derailleur (Front)Shimano C051
Derailleur (Rear)Shimano Acera
Fork materialSingle Crown
Fork type 80 (millimeters) Travel
SR Suntour M-2025

Other Specs of Trek 3900

Component group setsShimano Mix
Pedals detailsNylon Platform
Rear shock absorberNot Available
Saddle seatBontrager Approved
Seat post extensionBontrager Approved


Dirt Research Kobuk Suspension 1995 comparison online with competitors

Dirt Research Kobuk Suspension

General Infos
Model Kobuk Suspension
Manufacturer Dirt Research
Year of production 1995
Current price Check price Here ==>   
Color choice -Amethyst
-bright teal
Sizes - 14 (inches)
- 16 (inches)
- 18 (inches)
- 20 (inches)
- 22 (inches)
- 24 (inches)

Wheels And Breaking System

Bike front tire Rear: 26 X 1.95 (inches) Tioga Psycho II
Front: 26 X 2.10 (inches) Tioga Psycho II
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Shimano STX Levers
Shimano STX M-System Brakes
Hubs for disc brakesShimano STX
Rims manufacturer 32-hole
Sun Metal CRT16 II
Spoke nipples typeBrass Nipples
Spoke wheel 2.0 (millimeters) Straight Gauge
Union Stainless Steel

Frame and Body Specs

Frame materialsColumbus OR
Frame typeTIG-welded Steel
Handlebar constructionDirt Research 180g Alloy
Handlebar extenderDirt Research
Handlebar stem detailsDirt Research Threadless Alloy
Headset size1 1/8 (inches) Tioga Alchemy

Gearing Specifications

Bicycle chain 1/2 X 3/32 (inches)
KMC HP-70S
Bottom bracket shell widthNot Available
Bottom bracket typeNot Available
Crankset parts and sizes 22/32/42 Teeth
Shimano STX HyperDrive-C
Gear shift leversShimano STX RapidFire Plus
Rear gear set 11 - 28 Teeth
7-speed

Dirt Research Kobuk Suspension Fork System Data

Derailleur (Front) Top-pull and clamp-on 28.6 (millimeters)
Shimano STX
Derailleur (Rear)Shimano STX
Fork materialAluminum and chromoly
Fork typeDirt Research 600A

Other Specs of Dirt Research Kobuk Suspension

Component group setsShimano STX
Pedals detailsDirt Research Alloy
Rear shock absorberNot Available
Saddle seatDirt Research
Seat post extension 27.0 (millimeters) Diameter
Dirt Research


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