Specialized STUMPJUMPER EXPERT CARBON 2008 VS Giant BOULDER KNOBBY 2007 specs comparison

Specialized Stumpjumper Expert Carbon

General Infos

Model	Stumpjumper Expert Carbon
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	-Carbon and Silver Keyline
Sizes	- 15.5 - 17 - 18 - 19 - 21
Sizes	- 15.5 - 17 - 18 - 19 - 21

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Specialized Fast Track Control LK
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	160 (millimeters) Rotor Brakes Avid Ultimate 7 Hydraulic Disc Hydraulic Disc Levers Avid Ultimate 7
Hubs for disc brakes	Rear: DT Swiss Front: Specialized Hi Lo Disc
Rims manufacturer	28-hole and 32-hole DT Swiss X420
Spoke nipples type	Not Available
Spoke wheel	1.8/1.6 Double-butted DT Swiss Stainless Steel

Frame and Body Specs

Frame materials	FACT 9m Carbon
Frame type	Bonded and monocoque
Handlebar construction	2014 Butted Alloy 600 (millimeters) Wide Specialized XC Flat 31.8 (millimeters) Bar
Handlebar extender	Optional
Handlebar stem details	31.8 (millimeters) Clamp 3D Forged With CNC Finish Specialized
Headset size	1 1/8 (inches) Threadless Campy Spec Integrated Sealed Cartridge Bearing

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) SRAM PC-971 With Power Link
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano XT
Crankset parts and sizes	22/32/44 Teeth Shimano M-762 XT
Gear shift levers	SRAM X-9 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Stumpjumper Expert Carbon Fork System Data

Derailleur (Front)	Dual-pull and clamp-on 34.9 (millimeters) Shimano LX
Derailleur (Rear)	SRAM X-0
Fork material	Single
Fork type	90 (millimeters) Travel Fox F90RL

Other Specs of Specialized Stumpjumper Expert Carbon

Component group sets	Mountain Mix
Pedals details	Crank Brothers Smarty
Rear shock absorber	Not Available
Saddle seat	Hollow Cr-Mo Rails Specialized XC MTB
Seat post extension	30.9 (millimeters) Diameter Single Bolt Setback 2014 Butted Alloy

Giant Boulder Knobby

General Infos

Model	Boulder Knobby
Manufacturer	Giant
Year of production	2007
Current price	Check price Here ==>
Color choice	-Blue and Silver
Sizes	- 12.5 (inches) - 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) MTB
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Alloy Direct Pull Brakes
Hubs for disc brakes	Rear: Alloy Front: Alloy QR
Rims manufacturer	Alloy With Brushed Sidewalls
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded
Handlebar construction	Steel 50 (millimeters) Rise
Handlebar extender	Optional
Handlebar stem details	Alloy
Headset size	Not Available

Gearing Specifications

Bicycle chain	KMC Z51
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge
Crankset parts and sizes	28/38/48 Teeth SR Suntour XCC-T208
Gear shift levers	Shimano EF-50
Rear gear set	14 - 34 Teeth 7-speed

Giant Boulder Knobby Fork System Data

Derailleur (Front)	Shimano C-102
Derailleur (Rear)	Shimano Altus
Fork material	Single Crown Steel
Fork type	80 (millimeters) Travel Spinner Grind 1

Other Specs of Giant Boulder Knobby

Component group sets	Mountain Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Giant Groove Plus
Seat post extension	Alloy