Specialized ROCKHOPPER EXPERT 29ER 2011 VS Kona ROAST 2004 specs comparison

Specialized Rockhopper Expert 29er

General Infos

Model	Rockhopper Expert 29er
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	-Blk and Gry
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 The Captain Control
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Shimano BR-M505 Levers Shimano BR-M505 Brakes
Hubs for disc brakes	Rear: Forged Alloy Mid Flange Front: Forged Alloy Hi and low Flange
Rims manufacturer	32-hole and 36-hole Alex RHD 29 (inches)
Spoke nipples type	Not Available
Spoke wheel	14ga. Butted Stainless

Frame and Body Specs

Frame materials	Specialized M4SL Alloy
Frame type	TIG-welded
Handlebar construction	Butted Alloy Risebar
Handlebar extender	Optional
Handlebar stem details	3D Forged Alloy
Headset size	1 1/8 (inches) Threadless Campy Spec Integrated Sealed Cartridge Bearing

Gearing Specifications

Bicycle chain	KMC X9
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB ES25 Octalink
Crankset parts and sizes	22/32/44 Teeth Shimano FC-M430-8
Gear shift levers	Shimano SL-M590 Deore Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Expert 29er Fork System Data

Derailleur (Front)	34.9 (millimeters) Bottom Swing Top Pull Shimano Alivio
Derailleur (Rear)	Shimano Deore 9sp Shadow Long Cage
Fork material	Single Crown Alloy Steerer
Fork type	RockShox Tora TK 29 SL

Other Specs of Specialized Rockhopper Expert 29er

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

Kona Roast

General Infos

Model	Roast
Manufacturer	Kona
Year of production	2004
Current price	Check price Here ==>
Color choice	-Black
Sizes	- 13 (inches) - 15 (inches) - 15.5 (inches) - 17 (inches) - 17.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.30 (inches) Nokian NBX
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Hayes HFX-9 Hydraulic Disc Levers Hayes HFX-9 Hydraulic Disc Brakes
Hubs for disc brakes	Rear: Shimano FH-M475 Disc Front: Shimano HB-M475 Disc
Rims manufacturer	32-hole Sun Rims Ditch Witch
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	Kona DH Primo
Handlebar extender	Optional
Handlebar stem details	Kona DH Primo
Headset size	1 1/8 (inches) Threadless Tien Hsin TH-877

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	Not Available
Bottom bracket type	TruVativ ISIS Drive Hussefelt
Crankset parts and sizes	22/32 Teeth TruVativ Hussefelt DH
Gear shift levers	Shimano Deore RapidFire
Rear gear set	11 - 32 Teeth 9-speed

Kona Roast Fork System Data

Derailleur (Front)	Top-pull and clamp-on Shimano Deore
Derailleur (Rear)	Shimano Deore LX
Fork material	Single Crown Aluminum and magnesium
Fork type	100 (millimeters) Travel Marzocchi Bomber Dirt Jumper 3

Other Specs of Kona Roast

Component group sets	Mountain Mix
Pedals details	Kona JackShit
Rear shock absorber	Not Available
Saddle seat	Kona DJ
Seat post extension	IRD Quad 2