Specialized ROCKHOPPER A1 FS 1997 VS GT AGGRESSOR 2009 specs comparison

Specialized Rockhopper A1 FS

General Infos

Model	Rockhopper A1 FS
Manufacturer	Specialized
Year of production	1997
Current price	Check price Here ==>
Color choice	- white -Teal
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20.5 (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	Dia-Compe DP-7 Levers Dia-Compe Direct Pull Brakes
Hubs for disc brakes	Q and R Rear: Shimano Cassette Front: SBC Aluminum Quick Release
Rims manufacturer	32-hole Ritchey Rock SCX
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	SBC A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	SBC Aluminum
Handlebar extender	Optional
Handlebar stem details	SBC Aluminum
Headset size	1 1/8 (inches) Threadless Tange

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	SBC Sealed Cartridge
Crankset parts and sizes	22/32/42 Teeth SBC Son Of Strongarm
Gear shift levers	Grip Shift SRT-400i
Rear gear set	11 - 30 Teeth 7-speed

Specialized Rockhopper A1 FS Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 35.0 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano STX
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Indy C

Other Specs of Specialized Rockhopper A1 FS

Component group sets	Not Available
Pedals details	Resin Body With Clips & Straps Aluminum Cage
Rear shock absorber	Not Available
Saddle seat	Specialized Prolong Evolution Carbotech
Seat post extension	30.9 (millimeters) Diameter Aluminum Micro-adjust

GT Aggressor

General Infos

Model	Aggressor
Manufacturer	GT
Year of production	2009
Current price	Check price Here ==>
Color choice	- Silver -Black
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) ATB Dual Purpose
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 EZ Fire Integrated Levers Radius Linear-pull Brakes
Hubs for disc brakes	Alloy QR
Rims manufacturer	Alloy
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless

Frame and Body Specs

Frame materials	6061 aluminum c
Frame type	TIG-welded
Handlebar construction	Riser
Handlebar extender	Optional
Handlebar stem details	GT ATB
Headset size	1 1/8 (inches) Aheadset

Gearing Specifications

Bicycle chain	Shimano UG50
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge Sealed
Crankset parts and sizes	22/32/42 Teeth SR Suntour XCC-T02
Gear shift levers	Shimano EF-50 EZ Fire Integrated
Rear gear set	14 - 28 Teeth 7-speed

GT Aggressor Fork System Data

Derailleur (Front)	Shimano TY10
Derailleur (Rear)	Shimano TX50
Fork material	Single Crown Aluminum and chromoly
Fork type	75 (millimeters) Travel SR Suntour M2025

Other Specs of GT Aggressor

Component group sets	Shimano Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	GT Custom Anatomic ATB
Seat post extension	Alloy Micro Adjust