Specialized ROCKHOPPER PRO DISC 2005 VS Specialized P GROM 2008 specs comparison

Specialized Rockhopper Pro Disc

General Infos

Model	Rockhopper Pro Disc
Manufacturer	Specialized
Year of production	2005
Current price	Check price Here ==>
Color choice	-Silver
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.30 (inches) Specialized Enduro
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB-5 Brakes
Hubs for disc brakes	Rear: Shimano M-475 Front: Specialized Disc
Rims manufacturer	36-hole Sun Rims SingleTrack
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Not Available
Handlebar stem details	TruVativ XR
Headset size	1 1/8 (inches) Threadless Sealed Cartridge

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	118 (millimeters) Spindle TruVativ
Crankset parts and sizes	22/32 Teeth TruVativ Blaze
Gear shift levers	Shimano Deore
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Pro Disc Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 34.9 (millimeters) Shimano Deore
Derailleur (Rear)	Shimano Deore LX
Fork material	Single Crown Aluminum and magnesium
Fork type	130 (millimeters) Marzocchi Drop Off Comp

Other Specs of Specialized Rockhopper Pro Disc

Component group sets	Mountain Mix
Pedals details	Aluminum Platform
Rear shock absorber	Not Available
Saddle seat	Specialized BG Sport MTB
Seat post extension	Aluminum Micro-adjust

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