North Star ESTRELLA AL 1997 VS Specialized ROCKHOPPER PRO DISC 2006 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


Specialized Rockhopper Pro Disc 2006 comparison online with competitors

Specialized Rockhopper Pro Disc

General Infos
Model Rockhopper Pro Disc
Manufacturer Specialized
Year of production 2006
Current price Check price Here ==>   
Color choice -Not found
Sizes - 13 (inches)
- 15 (inches)
- 17 (inches)
- 19 (inches)
- 21 (inches)

Wheels And Breaking System

Bike front tire 60TPI Aramid Bead
Dual Compound
26 X 2.00 (inches) Specialized Adrenaline Sport
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Avid FR-5 Levers
Mechanical Disc With 6 (inches) Roundagon Rotor Brakes
Avid BB-5
Hubs for disc brakes
Rear: Shimano 475 Disc
Machined Disc Mount Hi-low Flange
Front: Specialized Disc
Rims manufacturer 32-hole
SUN DS2 Disc
Spoke nipples typeBrass Nipples
Spoke wheel 15ga. Straight Gauge
Stainless Steel

Frame and Body Specs

Frame materialsA1 Premium Aluminum
Frame typeTIG-welded
Handlebar construction 25 (millimeters) XC Rise
6 Degree Upsweep
620 (millimeters)
8 Degree Sweep
Double Butted
Alloy
Handlebar extenderOptional
Handlebar stem details TIG Welded
Alloy 7 Degree Rise
Headset size Sealed Ball Retainer
1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chainSRAM PC-951 With Power Link
Bottom bracket shell widthNot Available
Bottom bracket typeTruVativ GXP
Crankset parts and sizes 22/32 Heat Treated Cro-Mo and 44 7075 Aluminum Teeth
External BB With Alloy Outer Ring
Truvativ Fire-X GXB
Gear shift levers 9-speed
Shimano SL Deore
Rear gear set 11 - 34 Teeth
9-speed

Specialized Rockhopper Pro Disc Fork System Data

Derailleur (Front) 34.9 (millimeters) Clamp
Bottom Pull
Top Swing
Shimano Deore
Derailleur (Rear) Long Cage
Standard Spring
Shimano Deore XT
Fork material Single Crown
Magnesium and aluminum and steel
Fork type 100 (millimeters)
RockShox Recon 351SL

Other Specs of Specialized Rockhopper Pro Disc

Component group setsMountain Mix
Pedals detailsAlloy 1 Piece Body And Cage
Rear shock absorberNot Available
Saddle seat Semi Light Foam
Specialized Body Geometry Sport MTB
Seat post extensionAlloy Micro-adjust


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