North Star ESTRELLA AL 1997 VS GT AVALANCHE 1.0 DISC WOMENS 2009 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 Avalanche 1.0 Disc Womens

General Infos

Model	Avalanche 1.0 Disc Womens
Manufacturer	GT
Year of production	2009
Current price	Check price Here ==>
Color choice	-Light Blue
Sizes	- Womens xsmall - womens small - womens medium - womens large

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Kenda Nevegal
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Auriga Comp Levers Tektro Auriga Comp Hydraulic Disc Brakes
Hubs for disc brakes	Shimano Disc
Rims manufacturer	WTB SX-24
Spoke nipples type	Brass
Spoke wheel	14ga. Stainless

Frame and Body Specs

Frame materials	6061 Custom Butted and Hydraformed Aluminum DT
Frame type	TIG-welded
Handlebar construction	GT AL Riser OS
Handlebar extender	Optional
Handlebar stem details	GT ATB
Headset size	1 1/8 (inches) Tange

Gearing Specifications

Bicycle chain	Shimano HG-53
Bottom bracket shell width	Not Available
Bottom bracket type	FSA Cartridge
Crankset parts and sizes	22/32/44 Teeth FSA Alpha Drive
Gear shift levers	Shimano Deore Rapidfire
Rear gear set	11 - 32 Teeth 9-speed

GT Avalanche 1.0 Disc Womens Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano SLX
Fork material	Single Crown Magnesium and aluminum
Fork type	100 (millimeters) Travel SR Suntour Mag-32

Other Specs of GT Avalanche 1.0 Disc Womens

Component group sets	Shimano Deore
Pedals details	Shimano PD-M520
Rear shock absorber	Not Available
Saddle seat	WTB Pure V
Seat post extension	Alloy Micro Adjust