Trek JACK 2 2007 VS Kona BLAST 2008 specs comparison

Trek Jack 2 2007 comparison online with competitors

Trek Jack 2

General Infos
Model Jack 2
Manufacturer Trek
Year of production 2007
Current price Check price Here ==>   
Color choice -Gloss Orange
Sizes - 13 (inches)
- 15 (inches)
- 17 (inches)
Sizes - 13 (inches)
- 15 (inches)
- 17 (inches)

Wheels And Breaking System

Bike front tire26 X 2.40 (inches) Bontrager Earl
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Hayes Levers
Hayes MX-2 Mechanical With 8 (inches) Rotor Front and Hayes MX-2 Mechanical With 6 (inches) Rotor Rear Brakes
Hubs for disc brakesShimano M-475 Disc
Rims manufacturerSun Ditch Witch
Spoke nipples typeNot Available
Spoke wheelNot Available

Frame and Body Specs

Frame materialsAlpha Aluminum
Frame typeTIG-welded
Handlebar constructionBontrager Big Earl
Handlebar extenderOptional
Handlebar stem detailsBontrager Earl
Headset size Semi-cartridge
Aheadset

Gearing Specifications

Bicycle chainNot Available
Bottom bracket shell widthNot Available
Bottom bracket typeNot Available
Crankset parts and sizes 22/32/44 Teeth
Bontrager Big Earl
Gear shift leversShimano Alivio
Rear gear set 11 - 32 Teeth
8-speed

Trek Jack 2 Fork System Data

Derailleur (Front)Shimano Alivio
Derailleur (Rear)Shimano Alivio
Fork material Single Crown
Aluminum and magnesium
Fork type 100 (millimeters) Travel
Manitou Slate Comp FFD

Other Specs of Trek Jack 2

Component group setsShimano Alivio
Pedals detailsAlloy Platform
Rear shock absorberNot Available
Saddle seatBontrager Big Earl Jump
Seat post extensionBontrager Sport


Kona Blast 2008 comparison online with competitors

Kona Blast

General Infos
Model Blast
Manufacturer Kona
Year of production 2008
Current price Check price Here ==>   
Color choice -Green
Sizes - 14 (inches)
- 16 (inches)
- 17 (inches)
- 18 (inches)
- 19 (inches)
- 20 (inches)
- 22 (inches)

Wheels And Breaking System

Bike front tire26 X 2.10 (inches) Maxxis Ignitor
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Avid FR-5 Front and Avid FR- 5 Rear Levers
Hayes MX-4 Disc Brakes
Hubs for disc brakes Rear: Shimano M475 Disc
Front: KK Disc
Rims manufacturerAlex ACE-18
Spoke nipples typeNot Available
Spoke wheel 14ga.
Stainless Steel

Frame and Body Specs

Frame materialsKona All Mountain Butted Aluminum
Frame typeTIG-welded
Handlebar constructionKona Aluminum Riser
Handlebar extenderOptional
Handlebar stem detailsKona Control
Headset sizeTH

Gearing Specifications

Bicycle chainShimano HG40
Bottom bracket shell widthNot Available
Bottom bracket typeFSA Powerdrive
Crankset parts and sizes 22/32/42 Teeth
FSA Alpha Drive Exo
Gear shift leversShimano Alivio
Rear gear set 11 - 32 Teeth
8-speed

Kona Blast Fork System Data

Derailleur (Front)Shimano Acera
Derailleur (Rear)Shimano Deore
Fork materialSingle
Fork type 100 (millimeters) Travel
RockShox Dart 2 With Turnkey

Other Specs of Kona Blast

Component group setsMountain Mix
Pedals detailsWellgo LU-A9
Rear shock absorberNot Available
Saddle seatWTB Speed V Sport SE
Seat post extensionKona Thumb


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