Specialized ROCKHOPPER 2004 VS Ross MT. ST. HELENS 1997 specs comparison

Specialized Rockhopper

General Infos

Model	Rockhopper
Manufacturer	Specialized
Year of production	2004
Current price	Check price Here ==>
Color choice	- Silver -Blue
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 Roll-X
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Alivio RapidFire Plus Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Aluminum QR
Rims manufacturer	32-hole Alex DM-20
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 Aluminum Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG31
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle TruVativ Cartridge
Crankset parts and sizes	22/32/42 Teeth Specialized Forearm II
Gear shift levers	Shimano Alivio RapidFire Plus
Rear gear set	11 - 30 Teeth 8-speed

Specialized Rockhopper Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 34.9 (millimeters) Shimano Alivio
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown Aluminum
Fork type	80 (millimeters) Travel Answer Manitou Six

Other Specs of Specialized Rockhopper

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

Ross Mt. St. Helens

General Infos

Model	Mt. St. Helens
Manufacturer	Ross
Year of production	1997
Current price	Check price Here ==>
Color choice	-Green and blue fade
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	26 X 1.90 (inches) Hutchinson On The Rocks
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe SS-6 Levers Shimano AceraX M-System Brakes
Hubs for disc brakes	Q and R Rear: Joy Tech Aluminum Cassette Front: Joy Tech Big Hub Q and R
Rims manufacturer	32-hole Rigida LASER
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Sapim Stainless Steel

Frame and Body Specs

Frame materials	Carbon Reinforced Thermoplastic
Frame type	Monocoque
Handlebar construction	JY 230HB Aluminum
Handlebar extender	Ross One-piece Aluminum
Handlebar stem details	Kalloy Aluminum
Headset size	1 1/8 (inches) Threadless YST CS558

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG50
Bottom bracket shell width	73 (millimeters) Threadless
Bottom bracket type	113 (millimeters) Spindle YST BB 966
Crankset parts and sizes	22/34/42 Teeth Sugino Impel 300
Gear shift levers	Grip Shift ESP 500
Rear gear set	11 - 28 Teeth 7-speed

Ross Mt. St. Helens Fork System Data

Derailleur (Front)	Top-pull and clamp-on 35.0 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Grip Shift ESP 5.0
Fork material	Triple-clamp Crown Aluminum
Fork type	Akela Elastomer

Other Specs of Ross Mt. St. Helens

Component group sets	Grip Shift and Alivio
Pedals details	Resin Body With Clips & Straps Steel Cage
Rear shock absorber	Not Available
Saddle seat	Selle Master Anatomic
Seat post extension	27.0 (millimeters) Diameter Aluminum Micro-adjust