North Star ESTRELLA 1997 VS GT AVALANCHE EXPERT 2007 specs comparison

North Star Estrella 1997 comparison online with competitors

North Star Estrella

General Infos
Model Estrella
Manufacturer North Star
Year of production 1997
Current price Check price Here ==>   
Color choice -Matte blue
Sizes - 15 (inches)
- 17 (inches)
- 19 (inches)
- 21 (inches)
Sizes - 15 (inches)
- 17 (inches)
- 19 (inches)
- 21 (inches)

Wheels And Breaking System

Bike front tire26 X 2.10 (inches) WTB VelociRaptor
Bike rear tireNot Available
Bike wheel size26 (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 typeBrass Nipples
Spoke wheel 2.0 (millimeters) Straight Gauge
Stainless Steel

Frame and Body Specs

Frame materials Double-butted
Heat-treated
Chromoly
Frame typeTIG-welded
Handlebar constructionNorth Star Pro Series
Handlebar extenderOptional
Handlebar stem detailsNorth Star
Headset size1 (inches) Threadless Dia-Tech

Gearing Specifications

Bicycle chain 1/2 X 3/32 (inches)
Shimano CN-IG51
Bottom bracket shell width68 (millimeters) English
Bottom bracket typeShimano BB-UN52
Crankset parts and sizes 24/34/42 Teeth
Shimano Alivio
Gear shift leversGrip Shift SRT-400i
Rear gear set 11 - 30 Teeth
8-speed

North Star Estrella Fork System Data

Derailleur (Front) Top-pull and clamp-on 28.6 (millimeters)
Shimano Alivio Top-swing
Derailleur (Rear)Shimano STX
Fork material Triple-clamp Crown
Magnesium
Fork typeRock Shox Indy C

Other Specs of North Star Estrella

Component group setsShimano Alivio
Pedals detailsChromoly Cage With Clips & Straps
Rear shock absorberNot Available
Saddle seatNorth Star Competition
Seat post extensionNorth Star Micro-adjust


GT Avalanche Expert 2007 comparison online with competitors

GT Avalanche Expert

General Infos
Model Avalanche Expert
Manufacturer GT
Year of production 2007
Current price Check price Here ==>   
Color choice -Not found
Sizes - Small
- medium
- large
- xlarge
- xxlarge

Wheels And Breaking System

Bike front tire26 X 2.10 (inches) Kenda Nevegal DTC
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Avid Juicy 3 Levers
Avid Juicy 3 Brakes
Hubs for disc brakesShimano Disc
Rims manufacturerWTB Speed Disc
Spoke nipples typeBrass CP
Spoke wheel 14ga. Straight Gauge
DT Swiss Stainless Steel

Frame and Body Specs

Frame materials6061 aluminum c
Frame typeTIG-welded
Handlebar constructionGT Mtn Riser 6061
Handlebar extenderOptional
Handlebar stem detailsGT ATB CNC
Headset size1 1/8 (inches) Integrated Zero Stack

Gearing Specifications

Bicycle chainShimano Nine Speed
Bottom bracket shell widthNot Available
Bottom bracket typeTruVativ Power Spline
Crankset parts and sizes 22/32/77 Teeth
TruVativ Five-D
Gear shift leversSRAM X7 Trigger
Rear gear set 12 - 32 Teeth
9-speed

GT Avalanche Expert Fork System Data

Derailleur (Front)Shimano Deore LX
Derailleur (Rear)SRAM X.9
Fork material Single Crown
Steel and aluminum
Fork type 85-130 (millimeters)
Rock Shox Tora U-Turn

Other Specs of GT Avalanche Expert

Component group setsSRAM X.7/mix
Pedals detailsCrank Bros Candy
Rear shock absorberNot Available
Saddle seatSDG Bel Air
Seat post extensionAlloy Micro Adjust


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