Specialized HARDROCK A1 PRO FS 2002 VS Specialized P GROM 2008 specs comparison

Specialized Hardrock A1 Pro FS

General Infos

Model	Hardrock A1 Pro FS
Manufacturer	Specialized
Year of production	2002
Current price	Check price Here ==>
Color choice	-Black
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Specialized Rockster Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Linear-pull Levers Specialized Linear-pull Brakes
Hubs for disc brakes	Q and R Rear: Shimano RM-40 Front: Formula Aluminum
Rims manufacturer	32-hole Alex DM-20
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Aluminum
Handlebar extender	Optional
Handlebar stem details	Specialized Aluminum
Headset size	1 1/8 (inches) Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG31
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP28
Crankset parts and sizes	22/32/42 Teeth Specialized Forearm Comp
Gear shift levers	Shimano Alivio RapidFire Plus
Rear gear set	11 - 30 Teeth 8-speed

Specialized Hardrock A1 Pro FS Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 35.0 (millimeters) Shimano Alivio
Derailleur (Rear)	Shimano Deore SGS
Fork material	Triple-clamp Crown Aluminum
Fork type	Rock Shox Judy TT

Other Specs of Specialized Hardrock A1 Pro FS

Component group sets	Mountain Mix
Pedals details	Specialized Twin Sided Toe Clip
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Sport
Seat post extension	30.9 (millimeters) Diameter Aluminum

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