Specialized ROCKHOPPER PRO 2009 VS Ross MT. ST HELENS 1998 specs comparison

Specialized Rockhopper Pro

General Infos

Model	Rockhopper Pro
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	-Gloss Metallic Orange
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 2.00 (inches) Specialized Fast Trak LK Control
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Juicy 3 SL Levers Avid Juicy 3 SL With 160 (millimeters) Rotor Brakes
Hubs for disc brakes	Rear: Specialized Disc Front: Specialized Hi Lo Disc
Rims manufacturer	28-hole and 32-hole DT Swiss 445D
Spoke nipples type	Not Available
Spoke wheel	15ga. Stainless Steel

Frame and Body Specs

Frame materials	Specialized M4 ORE Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Low Riser
Handlebar extender	Optional
Handlebar stem details	Specialized 3D
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	KMC X9 SL
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118 (millimeters) Spindle Shimano BB-ES25
Crankset parts and sizes	22/32/44 Teeth Shimano Deore
Gear shift levers	SRAM X.5 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Pro Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	SRAM X.7
Fork material	Single Crown Alloy
Fork type	100 (millimeters) Travel RockShox Recon SLite

Other Specs of Specialized Rockhopper Pro

Component group sets	SRAM Mix
Pedals details	Alloy Cage
Rear shock absorber	Not Available
Saddle seat	Specialized BG Indie XC
Seat post extension	30.9 (millimeters) Diameter Specialized Alloy Two Bolt

Ross Mt. St Helens

General Infos

Model	Mt. St Helens
Manufacturer	Ross
Year of production	1998
Current price	Check price Here ==>
Color choice	- Real Red -Raging Green
Sizes	- 18 (inches) - 20 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches)
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Levers Chang Star Linear-pull Brakes
Hubs for disc brakes	Q and R Aluminum
Rims manufacturer	36-hole Vuelta VXC 2.2 Double Wall
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Oversized 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Not Available
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Threadless Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-UG50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Not Available
Crankset parts and sizes	24/34/42 Teeth Sugino Impel 200
Gear shift levers	Grip Shift ESP 5.0
Rear gear set	11 - 28 Teeth 8-speed

Ross Mt. St Helens Fork System Data

Derailleur (Front)	Top-pull Shimano Alivio Top-swing
Derailleur (Rear)	Grip Shift ESP 5.0
Fork material	Triple-clamp Crown Aluminum
Fork type	RST 261

Other Specs of Ross Mt. St Helens

Component group sets	Mountain Mix
Pedals details	Aluminum
Rear shock absorber	Not Available
Saddle seat	Selle Master Dual Density
Seat post extension	Aluminum