Specialized ROCKHOPPER PRO DISC 2004 VS Giant BOULDER SEMI-SLICK 2007 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

Giant Boulder Semi-Slick

General Infos

Model	Boulder Semi-Slick
Manufacturer	Giant
Year of production	2007
Current price	Check price Here ==>
Color choice	-Black and Anthracite
Sizes	- 12.5 (inches) - 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Kenda K-Rad
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Alloy Direct Pull Brakes
Hubs for disc brakes	Alloy
Rims manufacturer	Alloy With Brushed Sidewalls
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Seat Tube
Frame type	TIG-welded
Handlebar construction	Steel 50 (millimeters) Rise
Handlebar extender	Optional
Handlebar stem details	Alloy
Headset size	Not Available

Gearing Specifications

Bicycle chain	KMC Z51
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge
Crankset parts and sizes	28/38/48 Teeth SR Suntour XCC-T208
Gear shift levers	Shimano EF-50
Rear gear set	14 - 34 Teeth 7-speed

Giant Boulder Semi-Slick Fork System Data

Derailleur (Front)	Shimano C-102
Derailleur (Rear)	Shimano Altus
Fork material	Single Crown Steel
Fork type	80 (millimeters) Travel Spinner Grind 1

Other Specs of Giant Boulder Semi-Slick

Component group sets	Mountain Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Giant Dirt Jump
Seat post extension	Alloy