Rocky Mountain VERTEX 30 2005 VS Specialized P GROM 2009 specs comparison

Rocky Mountain Vertex 30

General Infos

Model	Vertex 30
Manufacturer	Rocky Mountain
Year of production	2005
Current price	Check price Here ==>
Color choice	- Patriot Blue -Team Red
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) IRC Serac XC
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Hayes SOLE HD Front and Hayes Sole XC Rear Levers Hayes Sole XC Front and Hayes SOLE HD Rear Brakes
Hubs for disc brakes	Rear: Shimano FH-M475 Disc Front: Shimano HB-M475 Disc
Rims manufacturer	32-hole Rear: Alex DP-17 Front: Alex DP17
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Champion Stainless Steel

Frame and Body Specs

Frame materials	Easton 7005 Elite Taperwall
Frame type	TIG-welded
Handlebar construction	Easton
Handlebar extender	Optional
Handlebar stem details	Easton
Headset size	1 1/8 (inches) Threadless FSA

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	Not Available
Bottom bracket type	FSA
Crankset parts and sizes	RaceFace Ride XC
Gear shift levers	Shimano Deore
Rear gear set	9-speed

Rocky Mountain Vertex 30 Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano Deore XT
Fork material	Single Crown Aluminum
Fork type	105 (millimeters) Travel Marzocchi EXR Pro

Other Specs of Rocky Mountain Vertex 30

Component group sets	Mountain Mix
Pedals details	Shimano PD-M520 SPD
Rear shock absorber	Not Available
Saddle seat	Velo
Seat post extension	Easton

Specialized P Grom

General Infos

Model	P Grom
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	-Gloss Teal
Sizes	- Small

Wheels And Breaking System

Bike front tire	24 X 2.20 (inches) Specialized Rhythm Lite Control
Bike rear tire	Not Available
Bike wheel size	24 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB5 With 160 (millimeters) Rotor Brakes
Hubs for disc brakes	Specialized Hi Lo Disc
Rims manufacturer	36-hole Specialized P-Disc AM
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless Steel

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded
Handlebar construction	Specialized Alloy Riser
Handlebar extender	Optional
Handlebar stem details	Specialized Aggro
Headset size	1 1/8 (inches) Tank FX

Gearing Specifications

Bicycle chain	KMC X8
Bottom bracket shell width	Not Available
Bottom bracket type	Fuse Euro
Crankset parts and sizes	34 Teeth Fuse Tubular Cr-Mo With Bashguard
Gear shift levers	SRAM X.4 Trigger
Rear gear set	11 - 28 Teeth 8-speed

Specialized P Grom Fork System Data

Derailleur (Front)	Chain Retention Device Specialized Chain Guide
Derailleur (Rear)	SRAM X.5
Fork material	Single Crown Chromoly and magnesium
Fork type	80 (millimeters) Travel Marzocchi DJ3

Other Specs of Specialized P Grom

Component group sets	Mountain Mix
Pedals details	Specialized Alloy
Rear shock absorber	Not Available
Saddle seat	Specialized Fuse Lo Pro
Seat post extension	30.9 (millimeters) Diameter Micro Adjust Specialized Alloy Two Bolt