GT REBOUND 1997 VS Trek 3900 2009 specs comparison

GT Rebound

General Infos

Model	Rebound
Manufacturer	GT
Year of production	1997
Current price	Check price Here ==>
Color choice	- yellow -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) WTB VelociRaptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Alivio Levers Shimano Alivio M-System Brakes
Hubs for disc brakes	Rear: Shimano AceraX Front: Aluminum Quick Release
Rims manufacturer	32-hole Weinmann Zac 19
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	Welded
Handlebar construction	Aluminum
Handlebar extender	Optional
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Threadless Tioga

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano
Crankset parts and sizes	24/34/42 Teeth Shimano Alivio
Gear shift levers	Shimano Alivio MC12-C RapidFire Plus
Rear gear set	11 - 28 Teeth 7-speed

GT Rebound Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano AceraX Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Quadra 5

Other Specs of GT Rebound

Component group sets	Shimano Alivio and AceraX
Pedals details	Resin Body With Clips & Straps Steel Cage
Rear shock absorber	Not Available
Saddle seat	WTB SST
Seat post extension	26.8 (millimeters) Diameter Aluminum 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