Specialized ROCKHOPPER PRO DISC 2004 VS Specialized HARDROCK DISC 2009 specs comparison

Specialized Rockhopper Pro Disc

General Infos

Model	Rockhopper Pro Disc
Manufacturer	Specialized
Year of production	2004
Current price	Check price Here ==>
Color choice	-Red
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Specialized Roll-X
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano BR-420 Levers Shimano BR-M515 Mechanical Disc Brakes
Hubs for disc brakes	Rear: Shimano HB-M475 Disc Front: Specialized Disc
Rims manufacturer	32-hole Mavic XM 117 Disc
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. 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) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG73
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-ES30
Crankset parts and sizes	22/32/44 Teeth Specialized Forearm II
Gear shift levers	Shimano Deore RapidFire SL
Rear gear set	11 - 32 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 SGS
Fork material	Single Crown Aluminum
Fork type	80 (millimeters) Travel Answer Manitou Axel Elite

Other Specs of Specialized Rockhopper Pro Disc

Component group sets	Mountain Mix
Pedals details	Shimano PD-M505 SPD
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Pro
Seat post extension	30.9 (millimeters) Diameter Aluminum

Specialized Hardrock Disc

General Infos

Model	Hardrock Disc
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	- Gloss Green - Satin Black -Gloss Burgundy
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Specialized Fast Trak LK Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Tektro IOX Disc With 6 (inches) Rotor Brakes
Hubs for disc brakes	Specialized Forged Alloy
Rims manufacturer	32-hole Specialized HRD SW
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Hi-Ten Low Riser
Handlebar extender	Optional
Handlebar stem details	Specialized Forged Alloy
Headset size	1 1/8 (inches) Specialized Loose Ball

Gearing Specifications

Bicycle chain	KMC Z7
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	122.5 (millimeters) Spindle FSA BB-7420
Crankset parts and sizes	24/34/42 Teeth Shimano FC-M191 With Chainguard
Gear shift levers	Shimano EF-50
Rear gear set	14 - 34 Teeth 7-speed

Specialized Hardrock Disc Fork System Data

Derailleur (Front)	Shimano C050
Derailleur (Rear)	Shimano Altus
Fork material	Single Crown Hi-tensile Steel and alloy
Fork type	80 (millimeters) Travel SR Suntour SF8-XCT-V2

Other Specs of Specialized Hardrock Disc

Component group sets	Shimano 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