North Star ESTRELLA 1997 VS Specialized HARDROCK SPORT DISC 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


Specialized Hardrock Sport Disc 2007 comparison online with competitors

Specialized Hardrock Sport Disc

General Infos
Model Hardrock Sport Disc
Manufacturer Specialized
Year of production 2007
Current price Check price Here ==>   
Color choice - Black Distressed
- Organic
-Silver Distressed
Sizes - Xlarge
- xsmall
- small
- medium
- large

Wheels And Breaking System

Bike front tire26 X 2.10 (inches) Specialized Resolution
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Shimano EF-50 Levers
Shimano BR-M415 With 6 (inches) Rotor Brakes
Hubs for disc brakes Rear: Shimano FH-M65L Centerlock Disc
Front: Shimano HB-M65L Centerlock Disc
Rims manufacturer 36-hole
Specialized and Alex HRD 26
Spoke nipples typeNot Available
Spoke wheel 14ga. Straight Gauge
Stainless Steel

Frame and Body Specs

Frame materialsSpecialized ORE A1 Aluminum
Frame typeTIG-welded
Handlebar constructionAlloy Riser
Handlebar extenderOptional
Handlebar stem detailsSpecialized
Headset size1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chainShimano CN-HG50
Bottom bracket shell width68 (millimeters)
Bottom bracket type 113 (millimeters) Spindle
TruVativ Power Spline
Crankset parts and sizes 22/32/42 Teeth
TruVativ ISO Flow 3.0
Gear shift leversShimano EF-50
Rear gear set 11 - 32 Teeth
8-speed

Specialized Hardrock Sport Disc Fork System Data

Derailleur (Front)Shimano Acera
Derailleur (Rear)Shimano Acera
Fork material Single Crown
Steel and aluminum
Fork type 100 (millimeters)
RST Gila Plus T7

Other Specs of Specialized Hardrock Sport Disc

Component group setsMountain Mix
Pedals details Plastic Body
Steel Cage
Rear shock absorberNot Available
Saddle seatSpecialized Body Geometry ATB
Seat post extension 30.9 (millimeters) Diameter
Alloy Micro Adjust


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