North Star ESTRELLA AL 1997 VS GT AVALANCHE 2.0 DISC 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 Avalanche 2.0 Disc

General Infos

Model	Avalanche 2.0 Disc
Manufacturer	GT
Year of production	2006
Current price	Check price Here ==>
Color choice	- Gray -Blue
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Tioga Factory XC Front: 26 X 1.95 (inches) Tioga Factory Extreme
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano ST-EF29 Levers Forged Caliper With Dial Adjust Pad Centerin Front and Tektro Aquila Mechanical Disc Rear Brakes Tektro Aquila Mechanical Disc
Hubs for disc brakes	Rear: Alloy 8 Speed Cassette With QR For Disc Front: Alloy QR For Disc
Rims manufacturer	Alloy Double Wall ATB
Spoke nipples type	Brass CP
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	GT Triple Triangle Design 6061 Butted Aluminum
Frame type	TIG-welded
Handlebar construction	6 Degree Bend Anatomically Sized Alum. 20 (millimeters) Rise
Handlebar extender	Not Available
Handlebar stem details	Threadless 25 Degree Rise With Four Bolt Alum Face Plate GT ATB
Headset size	1 1/8 (inches) TH Zero Stack

Gearing Specifications

Bicycle chain	Shimano CN-IG31
Bottom bracket shell width	Not Available
Bottom bracket type	TruVativ Power Spline
Crankset parts and sizes	22/32/42 Teeth Truvativ ISO FLO
Gear shift levers	Shimano ST-EF29
Rear gear set	11 - 32 Teeth 8-speed

GT Avalanche 2.0 Disc Fork System Data

Derailleur (Front)	Shimano M330
Derailleur (Rear)	Shimano Deore
Fork material	Aluminum and magnesium
Fork type	80-120 (millimeters) RST Omega T6

Other Specs of GT Avalanche 2.0 Disc

Component group sets	Mountain Mix
Pedals details	Steel Cage Toe Clip Compatible ATB Resin Body
Rear shock absorber	Not Available
Saddle seat	WTB Speed V
Seat post extension	Alloy Micro Adjust