Specialized HARDROCK SPORT DISC 29 2011 VS Kona BIG KAHUNA 2010 specs comparison

Specialized Hardrock Sport Disc 29

General Infos

Model	Hardrock Sport Disc 29
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	- Wht and Brn -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	29 X 2.0 (inches) Specialized Fast Track LK Sport
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Alloy Levers Avid BB5 Mechanical Disc Brakes
Hubs for disc brakes	Rear: Forged Alloy Mid Flange Front: Forged Alloy Hi and low Flange
Rims manufacturer	36-hole Alex RHD 29 (inches)
Spoke nipples type	Not Available
Spoke wheel	14ga. Butted Stainless

Frame and Body Specs

Frame materials	Specialized A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Alloy Rise
Handlebar extender	Optional
Handlebar stem details	3D Forged Alloy
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	KMC X8
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118 (millimeters) Spindle Shimano BB ES25 Octalink
Crankset parts and sizes	22/32/42 Teeth SR Suntour
Gear shift levers	SRAM X.4
Rear gear set	11 - 32 Teeth 8-speed

Specialized Hardrock Sport Disc 29 Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Shimano Atlus
Derailleur (Rear)	SRAM X.4
Fork material	Single
Fork type	80 (millimeters) SR Suntour SF11

Other Specs of Specialized Hardrock Sport Disc 29

Component group sets	Mountain Mix
Pedals details	Composite Platform
Rear shock absorber	Not Available
Saddle seat	Specialized XC
Seat post extension	30.9 (millimeters) Diameter Two-bolt Alloy Micro-Adjust

Kona Big Kahuna

General Infos

Model	Big 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 M575 Hydraulic Levers Shimano M575 Hydraulic Disc With 7 (inches) Rotor Front and Shimano M575 Hydraulic Disc With 6 (inches) Rotor Rear Brakes
Hubs for disc brakes	Kore XCD 2
Rims manufacturer	Kore XCD 2
Spoke nipples type	Not Available
Spoke wheel	Kore XCD 2

Frame and Body Specs

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

Gearing Specifications

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

Kona Big Kahuna Fork System Data

Derailleur (Front)	31.8 (millimeters) Clamp Shimano Deore
Derailleur (Rear)	Shimano XT Shadow
Fork material	Single Crown Magnesium and aluminum and steel
Fork type	80 (millimeters) Travel RockShox Tora SL Solo

Other Specs of Kona Big Kahuna

Component group sets	Mountain Mix
Pedals details	Shimano M520
Rear shock absorber	Not Available
Saddle seat	WTB Rocket V Comp OE
Seat post extension	Kona XC and BC Deluxe