North Star ESTRELLA AL 1997 VS GT AGGRESSOR 2006 specs comparison

North Star Estrella Al

General Infos

Model	Estrella Al
Manufacturer	North Star
Year of production	1997
Current price	Check price Here ==>
Color choice	-Ball burnished
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (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	Tektro RBP-375A Levers Tektro 876AG V-Brake Brakes
Hubs for disc brakes	Rear: Shimano STX-RC Front: North Star
Rims manufacturer	32-hole Araya GP-710
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Double-butted North Star Superlite Aluminum
Frame type	TIG-welded
Handlebar construction	North Star Pro Series
Handlebar extender	Optional
Handlebar stem details	North Star
Headset size	1 1/8 (inches) Threadless Dia-Tech

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano BB-UN52
Crankset parts and sizes	24/34/42 Teeth Shimano Alivio
Gear shift levers	Grip Shift SRT-400i
Rear gear set	11 - 30 Teeth 8-speed

North Star Estrella Al Fork System Data

Derailleur (Front)	Top-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 North Star Estrella Al

Component group sets	Shimano STX-RC and Alivio
Pedals details	Chromoly Cage With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	North Star Competition
Seat post extension	North Star Micro-adjust

GT Aggressor

General Infos

Model	Aggressor
Manufacturer	GT
Year of production	2006
Current price	Check price Here ==>
Color choice	- Silver and Blue - Silver and Red - White and Pink -Black and Silver
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	27 TPI 26 X 2.10 (inches) ATB Dual Purpose
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Alloy Levers ProMax Linear-pull Front and ProMax Linear Pull Brake Rear Brakes
Hubs for disc brakes	Alloy QR
Rims manufacturer	Alloy ATB
Spoke nipples type	Brass CP
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	6061 aluminum c
Frame type	TIG-welded
Handlebar construction	6 Degree Bend Anatomically Sized 20 (millimeters) Rise
Handlebar extender	Not Available
Handlebar stem details	Threadless 25 Degree Rise With Four Bolt Alum Face Plate GT ATB
Headset size	Aheadset Threadless

Gearing Specifications

Bicycle chain	Shimano CN-UG50
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge Sealed
Crankset parts and sizes	24/34/42 Teeth Suntour XCC-150
Gear shift levers	Shimano ST-EF29 7 Speed EZ Fire Shifters
Rear gear set	14 - 28 Teeth 7-speed

GT Aggressor Fork System Data

Derailleur (Front)	Shimano Tourney TY-10
Derailleur (Rear)	Shimano RD-TX30
Fork material	Steel and aluminum
Fork type	65 (millimeters) RST 191

Other Specs of GT Aggressor

Component group sets	Mountain Mix
Pedals details	High Impact Nylon Platform
Rear shock absorber	Not Available
Saddle seat	GT Custom MTN With Anatomic Pressure Relief
Seat post extension	Alloy Micro Adjust