Trek 3900 2007 VS Trek 820 2002 specs comparison

Trek 3900 2007 comparison online with competitors

Trek 3900

General Infos
Model 3900
Manufacturer Trek
Year of production 2007
Current price Check price Here ==>   
Color choice - Matte Black and Matte Smooth Silver
-Trans Blue
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 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 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

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


Trek 820 2002 comparison online with competitors

Trek 820

General Infos
Model 820
Manufacturer Trek
Year of production 2002
Current price Check price Here ==>   
Color choice - Dark Silver and Silver
-Dark Blue
Sizes - 13 (inches)
- 16.5 (inches)
- 18 (inches)
- 19.5 (inches)
- 21 (inches)
- 22.5 (inches)
- womens 17 (inches)

Wheels And Breaking System

Bike front tire26 X 1.95 (inches) Bontrager Connection
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Shimano EF-29 Levers
Aluminum Linear-pull Brakes
Hubs for disc brakes Q and R
Aluminum
Rims manufacturerMatrix 550
Spoke nipples typeNot Available
Spoke wheel 14ga. Straight Gauge
Stainless Steel

Frame and Body Specs

Frame materialsChromoly Seat Tube and hi-tensile Steel
Frame typeTIG-welded
Handlebar constructionHi-tensile Steel
Handlebar extenderOptional
Handlebar stem detailsAluminum Threadless
Headset size1 1/8 (inches) Aheadset

Gearing Specifications

Bicycle chain1/2 X 3/32 (inches)
Bottom bracket shell widthNot Available
Bottom bracket typeNot Available
Crankset parts and sizes 28/38/48 Teeth
Sun Race FC-M35
Gear shift leversShimano EF-29
Rear gear set 13 - 30 Teeth
7-speed

Trek 820 Fork System Data

Derailleur (Front)Shimano C051
Derailleur (Rear)Shimano Altus
Fork materialSingle Triple-clamp
Fork type 2.5 (inches) Travel
RST Capa-CL

Other Specs of Trek 820

Component group setsMountain Mix
Pedals detailsNylon Platform
Rear shock absorberNot Available
Saddle seatTrek ATB
Seat post extensionAluminum Micro-adjust


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