Specialized ROCKHOPPER A1 FS 2001 VS Trek 4500 WSD 2007 specs comparison

Specialized Rockhopper A1 FS

General Infos

Model	Rockhopper A1 FS
Manufacturer	Specialized
Year of production	2001
Current price	Check price Here ==>
Color choice	- White and Red -Blue 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	Shimano Deore Levers ProMax Linear-pull Brakes
Hubs for disc brakes	Rear: Specialized Megaphone Comp Front: Specialized Aluminum
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 Aluminum
Handlebar extender	Optional
Handlebar stem details	Specialized Aluminum
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	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-LP27
Crankset parts and sizes	22/32/44 Teeth Specialized Forearm 2 Sport
Gear shift levers	Shimano Deore RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Specialized Rockhopper A1 FS Fork System Data

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

Other Specs of Specialized Rockhopper A1 FS

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

Trek 4500 WSD

General Infos

Model	4500 WSD
Manufacturer	Trek
Year of production	2007
Current price	Check price Here ==>
Color choice	-Mint
Sizes	- Womens 14 (inches) - womens 16 (inches) - womens 18 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Bontrager Jones ACX
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Alloy Levers Avid SD-3 Brakes
Hubs for disc brakes	Rear: Shimano RM60 Front: Alloy
Rims manufacturer	Bontrager Camino
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha SL Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Crowbar Sport
Handlebar extender	Optional
Handlebar stem details	Bontrager Sport
Headset size	Aheadset Slimstak

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/42 Teeth Shimano MC09
Gear shift levers	Shimano Alivio
Rear gear set	11 - 32 Teeth 8-speed

Trek 4500 WSD Fork System Data

Derailleur (Front)	Shimano Acera
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown Aluminum and magnesium
Fork type	80 (millimeters) Travel RockShox Dart 1

Other Specs of Trek 4500 WSD

Component group sets	Shimano Mix
Pedals details	Alloy Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Select FIT Basic
Seat post extension	Bontrager Sport