Rocky Mountain VERTEX 50 2008 VS Kona BIG KAHUNA 2009 specs comparison
Rocky Mountain Vertex 50
General Infos| Model | Vertex 50 |
| Manufacturer | Rocky Mountain |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
-Red and White |
| Sizes |
- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches) |
| Sizes |
- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.00 (inches) Hutchinson |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Formula K24 Hydraulic Levers Formula ORO K24 Brakes |
| Hubs for disc brakes | Shimano HB-M525 Disc |
| Rims manufacturer | Mavic XM 317 |
| Spoke nipples type | Not Available |
| Spoke wheel | DT Competition Stainless Steel |
Frame and Body Specs
| Frame materials | FORM 7005 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Easton EA50 |
| Handlebar extender | Optional |
| Handlebar stem details | Easton EA50 |
| Headset size | FSA Orbit |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano HG53-9 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Race Face Evolve XC X-Type |
| Crankset parts and sizes | Race Face Evolve XC X-Type |
| Gear shift levers | Shimano LX |
| Rear gear set | 9-speed |
Rocky Mountain Vertex 50 Fork System Data
| Derailleur (Front) | Shimano LX |
| Derailleur (Rear) | Shimano XT Shadow |
| Fork material | Single |
| Fork type | 100 (millimeters) Travel Fox 32 F100RL |
Other Specs of Rocky Mountain Vertex 50
| Component group sets | Mountain Mix |
| Pedals details | Crank Brothers Smarty |
| Rear shock absorber | Not Available |
| Saddle seat | WTB Shadow Team |
| Seat post extension | Easton EA50 |
Kona Big Kahuna
General Infos| Model | Big Kahuna |
| Manufacturer | Kona |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
-Brown Metallic and Pearl White |
| Sizes |
- 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 22 (inches) |
Wheels And Breaking System
| Bike front tire | 29 X 2.10 (inches) Maxxis Ignitor |
| Bike rear tire | Not Available |
| Bike wheel size | 29 (inches) Wheels |
| Brakeset type | Shimano M575 Hydraulic Levers Shimano M575 Disc Brakes |
| Hubs for disc brakes | Rear: Shimano M525 Disc Front: Formula Disc |
| Rims manufacturer | Sun EQ 2.3SL |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Kona Race Light 7005 Aluminum Butted |
| Frame type | TIG-welded |
| Handlebar construction | Kona XC and BC Deluxe Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Kona XC and BC Deluxe |
| Headset size | 1 1/8 (inches) TH |
Gearing Specifications
| Bicycle chain | Shimano Deore |
| Bottom bracket shell width | 73 (millimeters) |
| Bottom bracket type | Shimano SLX Hollowtech II |
| Crankset parts and sizes | 22/32/44 Teeth Shimano SLX |
| Gear shift levers | Shimano Deore RapidFire |
| Rear gear set | 11 - 34 Teeth 9-speed |
Kona Big Kahuna Fork System Data
| Derailleur (Front) | Shimano Deore |
| Derailleur (Rear) | Shimano XT Shadow |
| Fork material | Single |
| Fork type | 80 (millimeters) Travel RockShox Tora Race 29er |
Other Specs of Kona Big Kahuna
| Component group sets | Shimano Deore |
| Pedals details | Shimano M520 |
| Rear shock absorber | Not Available |
| Saddle seat | WTB Rocket V Comp |
| Seat post extension | Kona XC and BC Deluxe |
Useful links and guides ....
- To know more about this exacte bike, Rocky Mountain provided us with the latest version of its Vertex 50 bike manual
- Find All parts, tires and accessories of Rocky Mountain Vertex 50 Mountain bike here
- Get your Kona Big Kahuna manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Kona Big Kahuna Mountain bike here