Specialized ROCKHOPPER A1 FS 2000 VS Trek 4900 DISC 2001 specs comparison

Specialized Rockhopper A1 FS

General Infos

Model	Rockhopper A1 FS
Manufacturer	Specialized
Year of production	2000
Current price	Check price Here ==>
Color choice	- Silver and Red -Bright Blue and Black
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 15 (inches) - womens 17 (inches) - womens 19 (inches)
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 15 (inches) - womens 17 (inches) - womens 19 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.90 (inches) Specialized Team Master Front: 26 X 2.00 (inches) Specialized Team Control
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Levers Tektro B24 V Brakes
Hubs for disc brakes	Rear: Specialized Megaphone Comp Front: Specialized Alloy
Rims manufacturer	32-hole Weinmann Zac 19
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 Alloy
Handlebar extender	Optional
Handlebar stem details	Specialized Alloy
Headset size	1 1/8 (inches) Threadless Tange TG Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano
Bottom bracket shell width	Not Available
Bottom bracket type	Tange Seiki Comp
Crankset parts and sizes	22/32/44 Teeth Specialized Forearm Expert
Gear shift levers	Shimano Deore Rapidfire Plus
Rear gear set	11 - 32 Teeth 9-speed

Specialized Rockhopper A1 FS Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 35.0 (millimeters) Shimano Deore
Derailleur (Rear)	Shimano Deore
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	3.0 (inches) Travel Answer Manitou Magnum

Other Specs of Specialized Rockhopper A1 FS

Component group sets	Mountain Mix
Pedals details	Resin With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Specialized Rockhopper
Seat post extension	30.9 (millimeters) Diameter Specialized Alloy

Trek 4900 Disc

General Infos

Model	4900 Disc
Manufacturer	Trek
Year of production	2001
Current price	Check price Here ==>
Color choice	- Silver -Red
Sizes	- 13 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	Bontrager Jones AC
Bike rear tire	Not Available
Bike wheel size	Not Available
Brakeset type	Hayes Hydraulic Disc Levers Hayes Hydraulic Disc Brakes
Hubs for disc brakes	Rear: Shimano Front: Aluminum
Rims manufacturer	Bontrager Corvair
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Alpha Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager CrowBar Sport
Handlebar extender	Optional
Handlebar stem details	Bontrager Sport
Headset size	1 1/8 (inches) Threadless Dia-Compe STR

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	24/34/42 Teeth Shimano
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Trek 4900 Disc Fork System Data

Derailleur (Front)	Shimano Deore LX
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	3.15 (inches) Travel Rock Shox Judy TT

Other Specs of Trek 4900 Disc

Component group sets	Mountain Mix
Pedals details	Aluminum ATB
Rear shock absorber	Not Available
Saddle seat	Bontrager FS 2000
Seat post extension	Bontrager Sport