Specialized ROCKHOPPER COMP 29 2009 VS Specialized P GROM 2008 specs comparison

Specialized Rockhopper Comp 29

General Infos

Model	Rockhopper Comp 29
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	- Gloss Green -Satin Black
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	29 X 2.00 (inches) Specialized Fast Trak Sport
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB5 With 160 (millimeters) Rotor Brakes
Hubs for disc brakes	Rear: Specialized Forged Alloy Front: Specialized Hi Lo Disc
Rims manufacturer	28-hole and 32-hole Specialized RHD 29 (inches)
Spoke nipples type	Not Available
Spoke wheel	15ga. Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Low Riser
Handlebar extender	Optional
Handlebar stem details	31.8 (millimeters) Specialized 3D
Headset size	1 1/8 (inches) Specialized Loose Ball

Gearing Specifications

Bicycle chain	KMC X8
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118 (millimeters) Spindle Shimano BB-ES25
Crankset parts and sizes	22/32/42 Teeth Shimano FC-M36108
Gear shift levers	SRAM X.4 Trigger
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper Comp 29 Fork System Data

Derailleur (Front)	Shimano Altus
Derailleur (Rear)	SRAM X.5 Medium Cage
Fork material	Single Crown Aluminum and chromoly
Fork type	80 (millimeters) Travel RockShox Dart 3 SL

Other Specs of Specialized Rockhopper Comp 29

Component group sets	SRAM Mix
Pedals details	Plastic Body Steel Cage
Rear shock absorber	Not Available
Saddle seat	Specialized XC Body Geometry
Seat post extension	30.9 (millimeters) Diameter Micro Adjust Specialized Alloy Two Bolt

Specialized P Grom

General Infos

Model	P Grom
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	-Khaki
Sizes	- Youth

Wheels And Breaking System

Bike front tire	Rear: 24 (inches) X 2.10 (inches) Specialized Rhythm Sport Front: 24 (inches) X 2.20 (inches) Specialized Rhythm Sport
Bike rear tire	Not Available
Bike wheel size	24 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB-5 Disc Brakes
Hubs for disc brakes	Specialized P.Disc
Rims manufacturer	Alex HRD
Spoke nipples type	Not Available
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Specialized 100% Cr-Mo
Frame type	TIG-welded
Handlebar construction	31.8 (millimeters) 50 (millimeters) Rise 620 (millimeters) Wide Specialized
Handlebar extender	Optional
Handlebar stem details	0 Degree Rise TruVativ Holzfeller
Headset size	1 1/8 (inches) Threadless Tank FX

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC X8
Bottom bracket shell width	Not Available
Bottom bracket type	Fuse Euro
Crankset parts and sizes	34 Teeth Fuse Tubular
Gear shift levers	SRAM X-5 Trigger
Rear gear set	11 - 28 Teeth 8-speed

Specialized P Grom Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	SRAM X-5
Fork material	Single
Fork type	100 (millimeters) Travel Marzocchi DJ 3

Other Specs of Specialized P Grom

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