Specialized ROCKHOPPER A1 FS COMP DISC 2001 VS Trek 820 2001 specs comparison

Specialized Rockhopper A1 FS Comp Disc

General Infos

Model	Rockhopper A1 FS Comp Disc
Manufacturer	Specialized
Year of production	2001
Current price	Check price Here ==>
Color choice	- Blue and Black -Black and White
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	Rear: 26 X 1.90 (inches) Specialized Team Master Sport Front: 26 X 1.90 (inches) Specialized Team Control Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Magura Julie Levers Magura Julie Brakes
Hubs for disc brakes	Rear: Specialized Megaphone Comp Front: Specialized Aluminum
Rims manufacturer	32-hole Mavic X223
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Specialized 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 Tange Seiki

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-LP27
Crankset parts and sizes	22/32/44 Teeth Specialized Forearm 2 Comp
Gear shift levers	Shimano Deore RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Specialized Rockhopper A1 FS Comp Disc Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Judy C

Other Specs of Specialized Rockhopper A1 FS Comp Disc

Component group sets	Mountain Mix
Pedals details	Shimano PD-M515 SPD
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Sport
Seat post extension	30.9 (millimeters) Diameter Specialized Aluminum

Trek 820

General Infos

Model	820
Manufacturer	Trek
Year of production	2001
Current price	Check price Here ==>
Color choice	- Blue - Silver -Black
Sizes	- Extra small - Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Connection
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Linear-pull Levers Aluminum Linear-pull Brakes
Hubs for disc brakes	Aluminum
Rims manufacturer	Matrix
Spoke nipples type	Not Available
Spoke wheel	2.0 (millimeters) Stainless Steel

Frame and Body Specs

Frame materials	Hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Hi-tensile Steel
Handlebar extender	Optional
Handlebar stem details	Rise Hi Tensile Steel
Headset size	1 1/8 (inches) Sealed Mechanism

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth SR XR128
Gear shift levers	Shimano Acera EZ Fire Plus
Rear gear set	11 - 30 Teeth 7-speed

Trek 820 Fork System Data

Derailleur (Front)	Shimano Tourney TY-32
Derailleur (Rear)	Shimano Acera
Fork material	Triple-clamp
Fork type	Polygon Sporty SE

Other Specs of Trek 820

Component group sets	Mountain Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Trek Supersoft
Seat post extension	Aluminum Micro-adjust