North Star ESTRELLA AL 1997 VS Specialized ROCKHOPPER PRO DISC 2006 specs comparison
North Star Estrella Al
General InfosModel | 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 |
Specialized Rockhopper Pro Disc
General InfosModel | 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 tire | Not Available |
Bike wheel size | 26 (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 type | Brass Nipples |
Spoke wheel | 15ga. Straight Gauge Stainless Steel |
Frame and Body Specs
Frame materials | A1 Premium Aluminum |
Frame type | TIG-welded |
Handlebar construction | 25 (millimeters) XC Rise 6 Degree Upsweep 620 (millimeters) 8 Degree Sweep Double Butted Alloy |
Handlebar extender | Optional |
Handlebar stem details | TIG Welded Alloy 7 Degree Rise |
Headset size | Sealed Ball Retainer 1 1/8 (inches) Threadless |
Gearing Specifications
Bicycle chain | SRAM PC-951 With Power Link |
Bottom bracket shell width | Not Available |
Bottom bracket type | TruVativ 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 sets | Mountain Mix |
Pedals details | Alloy 1 Piece Body And Cage |
Rear shock absorber | Not Available |
Saddle seat | Semi Light Foam Specialized Body Geometry Sport MTB |
Seat post extension | Alloy Micro-adjust |
Useful links and guides ....
- To know more about this exacte bike, North Star provided us with the latest version of its Estrella Al bike manual
- Find All parts, tires and accessories of North Star Estrella Al Mountain bike here
- Get your Specialized Rockhopper Pro Disc manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Rockhopper Pro Disc Mountain bike here