Trek 3900 WSD 2007 VS Dirt Research KOBUK SUSPENSION 1995 specs comparison

Trek 3900 WSD 2007 comparison online with competitors

Trek 3900 WSD

General Infos
Model 3900 WSD
Manufacturer Trek
Year of production 2007
Current price Check price Here ==>   
Color choice - Pearl Green
-Trans Blue
Sizes - Womens 13 (inches)
- womens 16 (inches)
- womens 19.5 (inches)
Sizes - Womens 13 (inches)
- womens 16 (inches)
- womens 19.5 (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 Levers
Tektro V Brakes
Hubs for disc brakes Rear: Shimano RM-30
Front: Alloy
Rims manufacturerMatrix 550
Spoke nipples typeNot Available
Spoke wheelNot Available

Frame and Body Specs

Frame materialsAlpha Aluminum
Frame typeTIG-welded
Handlebar constructionBontrager Approved
Handlebar extenderOptional
Handlebar stem detailsBontrager Approved
Headset sizeAheadset Slimstak

Gearing Specifications

Bicycle chainNot Available
Bottom bracket shell widthNot Available
Bottom bracket typeNot Available
Crankset parts and sizes 24/34/42 Teeth
SR XCC-T102
Gear shift leversShimano EF-50
Rear gear set 11 - 32 Teeth
8-speed

Trek 3900 WSD Fork System Data

Derailleur (Front)Shimano C-050
Derailleur (Rear)Shimano Acera
Fork material Single Crown
Aluminum and steel
Fork type 70 (millimeters) Travel
InSync Grind 1

Other Specs of Trek 3900 WSD

Component group setsShimano Mix
Pedals detailsNylon Platform
Rear shock absorberNot Available
Saddle seatBontrager Sport FIT
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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