GT AGGRESSOR 1998 VS Specialized ROCKHOPPER PRO DISC 2005 specs comparison

GT Aggressor

General Infos

Model	Aggressor
Manufacturer	GT
Year of production	1998
Current price	Check price Here ==>
Color choice	- orange -Black
Sizes	- 12.5 (inches) - 14.5 (inches) - 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches)
Sizes	- 12.5 (inches) - 14.5 (inches) - 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Knobby
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe DP-7 Levers Dia-Compe VC-757 Brakes
Hubs for disc brakes	Q and R Aluminum
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded
Handlebar construction	Flat
Handlebar extender	Optional
Handlebar stem details	GT Hi-rise
Headset size	1 1/8 (inches) Sealed

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-UG50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano BB-LP27
Crankset parts and sizes	24/34/46 Teeth SR and Suntour XR25
Gear shift levers	Shimano Alivio RapidFire Plus
Rear gear set	11 - 28 Teeth 7-speed

GT Aggressor Fork System Data

Derailleur (Front)	Shimano Altus Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Triple-clamp Crown Chromoly
Fork type	RST 261

Other Specs of GT Aggressor

Component group sets	Mountain Mix
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	GT
Seat post extension	26.8 (millimeters) Diameter Aluminum Micro-adjust

Specialized Rockhopper Pro Disc

General Infos

Model	Rockhopper Pro Disc
Manufacturer	Specialized
Year of production	2005
Current price	Check price Here ==>
Color choice	-Silver
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.30 (inches) Specialized Enduro
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB-5 Brakes
Hubs for disc brakes	Rear: Shimano M-475 Front: Specialized Disc
Rims manufacturer	36-hole Sun Rims SingleTrack
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Not Available
Handlebar stem details	TruVativ XR
Headset size	1 1/8 (inches) Threadless Sealed Cartridge

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	118 (millimeters) Spindle TruVativ
Crankset parts and sizes	22/32 Teeth TruVativ Blaze
Gear shift levers	Shimano Deore
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Pro Disc Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 34.9 (millimeters) Shimano Deore
Derailleur (Rear)	Shimano Deore LX
Fork material	Single Crown Aluminum and magnesium
Fork type	130 (millimeters) Marzocchi Drop Off Comp

Other Specs of Specialized Rockhopper Pro Disc

Component group sets	Mountain Mix
Pedals details	Aluminum Platform
Rear shock absorber	Not Available
Saddle seat	Specialized BG Sport MTB
Seat post extension	Aluminum Micro-adjust