Giant BOULDER KNOBBY 2007 VS Norco XFR 4 2011 specs comparison
Giant Boulder Knobby
General Infos| Model | Boulder Knobby |
| Manufacturer | Giant |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Blue and Silver |
| Sizes |
- 12.5 (inches) - 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) |
| Sizes |
- 12.5 (inches) - 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.10 (inches) MTB |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano EF-50 Levers Alloy Direct Pull Brakes |
| Hubs for disc brakes | Rear: Alloy Front: Alloy QR |
| Rims manufacturer | Alloy With Brushed Sidewalls |
| Spoke nipples type | Not Available |
| Spoke wheel | Stainless Steel |
Frame and Body Specs
| Frame materials | Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | Steel 50 (millimeters) Rise |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy |
| Headset size | Not Available |
Gearing Specifications
| Bicycle chain | KMC Z51 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Cartridge |
| Crankset parts and sizes | 28/38/48 Teeth SR Suntour XCC-T208 |
| Gear shift levers | Shimano EF-50 |
| Rear gear set | 14 - 34 Teeth 7-speed |
Giant Boulder Knobby Fork System Data
| Derailleur (Front) | Shimano C-102 |
| Derailleur (Rear) | Shimano Altus |
| Fork material | Single Crown Steel |
| Fork type | 80 (millimeters) Travel Spinner Grind 1 |
Other Specs of Giant Boulder Knobby
| Component group sets | Mountain Mix |
| Pedals details | Nylon Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Giant Groove Plus |
| Seat post extension | Alloy |
Norco XFR 4
General Infos| Model | XFR 4 |
| Manufacturer | Norco |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
-Dark Blue |
| Sizes |
- 14.5. 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) |
Wheels And Breaking System
| Bike front tire | 700 X 32c Innova IA2023 Semi-slick |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Tektro 360A Levers Tektro V Brakes |
| Hubs for disc brakes | Rear: Formula DC25 Front: Formula DC19 |
| Rims manufacturer | Double Wall Alloy |
| Spoke nipples type | Not Available |
| Spoke wheel | Stainless |
Frame and Body Specs
| Frame materials | Alloy |
| Frame type | TIG-welded |
| Handlebar construction | Norco Riser Bar |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy |
| Headset size | FSA No.11N Semi-cartridge |
Gearing Specifications
| Bicycle chain | KMC Z72 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | FSA BB-7420ST |
| Crankset parts and sizes | 28/38/48 Teeth Shimano Altus FC-M171 |
| Gear shift levers | SRAM X.4 |
| Rear gear set | 11 - 32 Teeth 8-speed |
Norco XFR 4 Fork System Data
| Derailleur (Front) | Shimano Altus FD-M191 |
| Derailleur (Rear) | SRAM X.4 |
| Fork material | Single |
| Fork type | 75 (millimeters) Travel SR Suntour NVX |
Other Specs of Norco XFR 4
| Component group sets | SRAM Mix |
| Pedals details | Wellgo Alloy Body With Steel Cage |
| Rear shock absorber | Not Available |
| Saddle seat | Norco Urban Stealth |
| Seat post extension | Norco |
Useful links and guides ....
- To know more about this exacte bike, Giant provided us with the latest version of its Boulder Knobby bike manual
- Find All parts, tires and accessories of Giant Boulder Knobby Mountain bike here
- Get your Norco XFR 4 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Norco XFR 4 Mountain bike here