Specialized STUMPJUMPER 29ER EVO 2011 VS Kona KAHUNA 2010 specs comparison

Specialized Stumpjumper 29er EVO

General Infos

Model	Stumpjumper 29er EVO
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	-Blk
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	Rear: 29 X 2.0 (inches) S-Works The Captain Front: 29 X 2.2 (inches) S-Works Purgatory
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Avid Elixir R SL Levers Avid Elixir R SL Brakes
Hubs for disc brakes	Specialized Hi Lo Disc
Rims manufacturer	32-hole DT Swiss 520SL
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	M5 Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized XC Flat 31.8 (millimeters)
Handlebar extender	Optional
Handlebar stem details	Specialized XC
Headset size	1 1/8 (inches) Threadless Campy Spec Integrated Sealed Cartridge Bearing

Gearing Specifications

Bicycle chain	KMC X10
Bottom bracket shell width	Not Available
Bottom bracket type	SRAM GXP
Crankset parts and sizes	SRAM S-1250
Gear shift levers	SRAM X.7
Rear gear set	11 - 36 Teeth 10-speed

Specialized Stumpjumper 29er EVO Fork System Data

Derailleur (Front)	E-type E Thirteen XCX Chain Guide
Derailleur (Rear)	SRAM X.0
Fork material	Single Crown Alloy Steerer
Fork type	100 (millimeters) Travel RockShox Reba RLT 29

Other Specs of Specialized Stumpjumper 29er EVO

Component group sets	Mountain Mix
Pedals details	Resin Test Ride Pedals
Rear shock absorber	Not Available
Saddle seat	Specialized BG Phenom Comp
Seat post extension	30.9 (millimeters) Diameter Alloy Single Bolt Setback

Kona Kahuna

General Infos

Model	Kahuna
Manufacturer	Kona
Year of production	2010
Current price	Check price Here ==>
Color choice	-Metallic Bone White
Sizes	- 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	29 X 2.10 (inches) Kenda Small Block 8
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Shimano M486 Hydraulic Levers Shimano M486 Hydraulic Disc With 7 (inches) Rotor Front and Shimano M486 Hydraulic Disc With 6 (inches) Rotor Rear Brakes
Hubs for disc brakes	Rear: Shimano M475 Disc Front: Formula Disc
Rims manufacturer	Alex EN-24
Spoke nipples type	Not Available
Spoke wheel	15ga Front and 14ga Rear Sandvic Stainless

Frame and Body Specs

Frame materials	Kona Race Light 7005 Aluminum Butted
Frame type	TIG-welded
Handlebar construction	Kona Energy Bar
Handlebar extender	Optional
Handlebar stem details	Kona XC and BC
Headset size	1 1/8 (inches) Threadless TH

Gearing Specifications

Bicycle chain	KMC HG53
Bottom bracket shell width	73 (millimeters)
Bottom bracket type	FSA Mega EXO
Crankset parts and sizes	44/32/22 Teeth FSA Comet
Gear shift levers	Shimano Deore
Rear gear set	11 - 34 Teeth 9-speed

Kona Kahuna Fork System Data

Derailleur (Front)	31.8 (millimeters) Clamp Shimano Deore
Derailleur (Rear)	Shimano SLX
Fork material	Single Crown Aluminum and steel
Fork type	80 (millimeters) Travel RockShox Dart 3 29er

Other Specs of Kona Kahuna

Component group sets	Mountain Mix
Pedals details	Wellgo LU-A9
Rear shock absorber	Not Available
Saddle seat	WTB Speed V Sport SE
Seat post extension	Kona XC and BC