Specialized ROCKHOPPER EXPERT 29ER 2011 VS Diamondback PEAK 2007 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

Diamondback Peak

General Infos

Model	Peak
Manufacturer	Diamondback
Year of production	2007
Current price	Check price Here ==>
Color choice	- Electric Teal - Plum - Squash -Smoke Silver
Sizes	- 12 (inches) - 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) - women's 12 (inches) - women's 16 (inches) - women's 19 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Kenda Dual Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Front and Shimano EF-50 Rear Levers Alloy Linear Brakes
Hubs for disc brakes	Alloy QR
Rims manufacturer	32-hole R-1000 Alloy
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	Steel Riser
Handlebar extender	Optional
Handlebar stem details	Alloy 4-bolt Ahead
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	KMC Z51
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge Type
Crankset parts and sizes	28/38/48 Teeth SR Suntour XCC-208
Gear shift levers	Shimano EF-50 Rapid Fire 7spd
Rear gear set	14 - 28 Teeth 7-speed

Diamondback Peak Fork System Data

Derailleur (Front)	ShimanoTourney
Derailleur (Rear)	Shimano Altus
Fork material	Single Crown Steel and aluminum
Fork type	63 (millimeters) SR Suntour M2000

Other Specs of Diamondback Peak

Component group sets	Mountain Mix
Pedals details	Toe Clip Compatible Platform
Rear shock absorber	Not Available
Saddle seat	Men's and Women's Specific Avenir ATB
Seat post extension	27.2 (millimeters) Diameter Alloy Micro Adjust