Rocky Mountain HAMMER 2004 VS Trek 820 2011 specs comparison
Rocky Mountain Hammer
General Infos| Model | Hammer |
| Manufacturer | Rocky Mountain |
| Year of production | 2004 |
| Current price | Check price Here ==> |
| Color choice |
-Not found |
| Sizes |
- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches) |
| Sizes |
- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.00 (inches) Hutchinson Mosquito |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano Deore M525 Hydraulic Levers Shimano Deore M525 Hydraulic Disc Brakes |
| Hubs for disc brakes | Shimano Deore Disc |
| Rims manufacturer | Mavic X223 Disc |
| Spoke nipples type | Not Available |
| Spoke wheel | DT Champion |
Frame and Body Specs
| Frame materials | Reynolds 725 |
| Frame type | TIG-welded |
| Handlebar construction | Race Face Evolve |
| Handlebar extender | Not Available |
| Handlebar stem details | Race Face Evolve |
| Headset size | 1 1/8 (inches) Threadless Ritchey Logic |
Gearing Specifications
| Bicycle chain | Shimano CN-HG73 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Race Face ISIS |
| Crankset parts and sizes | Race Face Evolve XC |
| Gear shift levers | Shimano Deore LX RapidFire |
| Rear gear set | 9-speed |
Rocky Mountain Hammer Fork System Data
| Derailleur (Front) | Shimano Deore LX |
| Derailleur (Rear) | Shimano Deore SGS |
| Fork material | Single |
| Fork type | 105 (millimeters) Travel Marzocchi MX Comp Air |
Other Specs of Rocky Mountain Hammer
| Component group sets | Mountain Mix |
| Pedals details | Shimano PD-M520 SPD |
| Rear shock absorber | Not Available |
| Saddle seat | Custom Selle Italia Fokus |
| Seat post extension | 26.8 (millimeters) Diameter Race Face Evolve |
Trek 820
General Infos| Model | 820 |
| Manufacturer | Trek |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
-Gloss Black |
| Sizes |
- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.0 (inches) Bontrager LT3 |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano EF40 Levers Tektro V Brakes |
| Hubs for disc brakes | Rear: Formula FM31 Front: Formula FM21 |
| Rims manufacturer | 36-hole Bontrager 550 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Steel |
| Frame type | TIG-welded |
| Handlebar construction | Bontrager Approved Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Bontrager Approved |
| Headset size | 1 1/8 (inches) Threadless Semi Integrated |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 28/38/48 Teeth Hawk DX |
| Gear shift levers | Shimano EF40 |
| Rear gear set | 13 - 34 Teeth 7-speed |
Trek 820 Fork System Data
| Derailleur (Front) | Shimano TX51 |
| Derailleur (Rear) | Shimano TX31 |
| Fork material | Single |
| Fork type | 63 (millimeters) Travel SR Suntour M-2025 |
Other Specs of Trek 820
| Component group sets | Shimano Mix |
| Pedals details | Wellgo Nylon Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Bontager SSR |
| Seat post extension | 31.6 (millimeters) Diameter Bontrager SSR |
Useful links and guides ....
- To know more about this exacte bike, Rocky Mountain provided us with the latest version of its Hammer bike manual
- Find All parts, tires and accessories of Rocky Mountain Hammer Mountain bike here
- Get your Trek 820 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek 820 Mountain bike here