GT TIMBERLINE LTD AUTOMATIC 2001 VS Trek 3900 2009 specs comparison

GT Timberline LTD Automatic

General Infos

Model	Timberline LTD Automatic
Manufacturer	GT
Year of production	2001
Current price	Check price Here ==>
Color choice	- Men's- Metallic Black -Ladies-Metallic Light Blue
Sizes	- Extra large. extra small - Ladies- small - large - medium - medium - small
Sizes	- Extra large. extra small - Ladies- small - large - medium - medium - small

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) GT Guardian
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Direct-pull Front and Shimano Nexus BRM-31 Roller Rear Levers Aluminum Direct-pull Front and Shimano Nexus 4 Speed Rear Brakes
Hubs for disc brakes	Q and R Rear: Shimano Nexus 4 Speed With Automatic Shifting Front: Aluminum
Rims manufacturer	GT Aluminum ATB
Spoke nipples type	Brass Nipples
Spoke wheel	14g Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	7000 aluminum c
Frame type	TIG-welded
Handlebar construction	Riser
Handlebar extender	Optional
Handlebar stem details	ProMax Adjustable Aluminum
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	Semi Cartridge
Crankset parts and sizes	33 Teeth Shimano Nexus Single Ring
Gear shift levers	Shimano Auto-D
Rear gear set	22 Teeth 4-speed Internal

GT Timberline LTD Automatic Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Triple-clamp Crown Aluminum
Fork type	Sync 266

Other Specs of GT Timberline LTD Automatic

Component group sets	Mountain Mix
Pedals details	Dual Surface Nylon Comfort
Rear shock absorber	Not Available
Saddle seat	Selle Royal
Seat post extension	Suspension Aluminum

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