GT AGGRESSOR 1995 VS Trek 3900 2009 specs comparison

GT Aggressor

General Infos

Model	Aggressor
Manufacturer	GT
Year of production	1995
Current price	Check price Here ==>
Color choice	- candy red -Bright blue
Sizes	- 14.5 (inches) - 16 (inches) - 18 (inches) - 20 (inches)
Sizes	- 14.5 (inches) - 16 (inches) - 18 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Maxxis
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Altus C90 Levers Shimano Altus C90 Brakes
Hubs for disc brakes	Q and R and Shimano Altus C90 Jou Yu Alloy
Rims manufacturer	36-hole Weinmann 4019
Spoke nipples type	Brass Nipples
Spoke wheel	Straight Gauge Steel

Frame and Body Specs

Frame materials	Main Triangle Oversize Chromoly
Frame type	TIG-welded Steel
Handlebar construction	GT Flat Bulged
Handlebar extender	Optional
Handlebar stem details	GT Chromoly
Headset size	1 1/8 (inches) Sealed Mechanism

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-UG50
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	24/32/38 Teeth Shimano Altus C90
Gear shift levers	Shimano Altus C90 Rapid Fire TX
Rear gear set	11 - 28 Teeth 7-speed

GT Aggressor Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Altus C90
Derailleur (Rear)	Shimano Altus C90
Fork material	Triple-clamp
Fork type	Not Available

Other Specs of GT Aggressor

Component group sets	Shimano Altus C90
Pedals details	Victor VP-872
Rear shock absorber	Not Available
Saddle seat	GT Supersoft
Seat post extension	26.8 (millimeters) Diameter Alloy Micro-adjust

Trek 3900

General Infos

Model	3900
Manufacturer	Trek
Year of production	2009
Current price	Check price Here ==>
Color choice	- Matte Blue and Brushed Silver -Matte Khaki
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Bontrager Connection Trail
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 EZ Fire Integrated Levers Tektro V-brake Brakes
Hubs for disc brakes	Alloy
Rims manufacturer	Matrix 550
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha White Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Approved
Handlebar extender	Optional
Handlebar stem details	Bontrager Approved
Headset size	1 1/8 (inches) Threadless VP A76C-TK

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth SR Suntour XCC T-208
Gear shift levers	Shimano EF-50 EZ Fire Integrated
Rear gear set	13 - 34 Teeth 7-speed

Trek 3900 Fork System Data

Derailleur (Front)	Shimano C051
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown
Fork type	80 (millimeters) Travel SR Suntour M-2025

Other Specs of Trek 3900

Component group sets	Shimano Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Approved
Seat post extension	Bontrager Approved