North Star ESTRELLA AL 1997 VS Kona UNIT 2009 specs comparison

North Star Estrella Al 1997 comparison online with competitors

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 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
North Star Superlite Aluminum
Frame typeTIG-welded
Handlebar constructionNorth Star Pro Series
Handlebar extenderOptional
Handlebar stem detailsNorth Star
Headset size1 1/8 (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 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 typeRock Shox Indy C

Other Specs of North Star Estrella Al

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


Kona Unit 2009 comparison online with competitors

Kona Unit

General Infos
Model Unit
Manufacturer Kona
Year of production 2009
Current price Check price Here ==>   
Color choice -Black Metallic
Sizes - 16 (inches)
- 18 (inches)
- 19 (inches)
- 20 (inches)
- 22 (inches)

Wheels And Breaking System

Bike front tire29 X 2.10 (inches) Maxxis Ignitor
Bike rear tireNot Available
Bike wheel size29 (inches) Wheels
Brakeset type Avid FR-5 Levers
Avid BB 5 Mechanical Brakes
Hubs for disc brakesFormula Disc
Rims manufacturerMavic TN 719
Spoke nipples typeNot Available
Spoke wheel 15ga.
Sandvic Stainless

Frame and Body Specs

Frame materialsKona Chromoly Butted
Frame typeTIG-welded
Handlebar constructionKona XC and BC
Handlebar extenderOptional
Handlebar stem detailsKona XC and BC
Headset size1 1/8 (inches) TH

Gearing Specifications

Bicycle chainKMC Z610
Bottom bracket shell width73 (millimeters)
Bottom bracket typeFSA Mega EXO
Crankset parts and sizes 32 Teeth
FSA V-Drive SS
Gear shift leversNot Available
Rear gear set 18 Teeth
1-speed

Kona Unit Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Not Available
Fork materialUnicrown
Fork typeKona P2 29er Disc

Other Specs of Kona Unit

Component group setsSingle Speed Mix
Pedals detailsKona Jackshit Deluxe
Rear shock absorberNot Available
Saddle seatWTB Rocket V Comp
Seat post extensionKona XC and BC


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