Specialized GROMROCK 2008 VS Specialized ROCKHOPPER COMP 29ER 2011 specs comparison

Specialized Gromrock

General Infos

Model	Gromrock
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	-Charcoal and black
Sizes	- 12.5 (inches)
Sizes	- 12.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.1 (inches) Specialized Resolution Wire
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Jr. Levers Tektro IOX With 6 (inches) Rotor Brakes
Hubs for disc brakes	Specialized Hi-Lo Disc
Rims manufacturer	32-hole Specialized and Alex HRD 24
Spoke nipples type	Not Available
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Alloy Riser
Handlebar extender	Optional
Handlebar stem details	Specialized 3D Forged Alloy 25.4 (millimeters)
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMX X8
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118 (millimeters) Spindle Shimano BB-ES25
Crankset parts and sizes	22/32/44 Teeth SR Suntour XCM-T312
Gear shift levers	SRAM 3.0 Comp Grip Shift
Rear gear set	11 - 32 Teeth 8-speed

Specialized Gromrock Fork System Data

Derailleur (Front)	Top Swing Shimano Altus FD-M310-6
Derailleur (Rear)	SRAM 3.0
Fork material	Single Crown Crown Aluminum and steel
Fork type	80 (millimeters) Travel SR Suntour SF7-XCM

Other Specs of Specialized Gromrock

Component group sets	Mountain Mix
Pedals details	Steel Cage and composite Body
Rear shock absorber	Not Available
Saddle seat	Specialized Kids ATB With Kevlar Sides
Seat post extension	30.9 (millimeters) Diameter Specialized Alloy Two Bolt

Specialized Rockhopper Comp 29er

General Infos

Model	Rockhopper Comp 29er
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	- Blu and Blk -Blk and Wht
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 Sport
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Tektro Draco Levers Tektro Draco 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 M4 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

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 Alivio SL
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Comp 29er Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Shimano Alivio
Derailleur (Rear)	Shimano Alivio
Fork material	Single Crown Alloy Steerer
Fork type	SR Suntour SF11

Other Specs of Specialized Rockhopper Comp 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