Rocky Mountain HAMMER 2007 VS GT ZUM 4.0 2007 specs comparison
Rocky Mountain Hammer
General Infos| Model | Hammer |
| Manufacturer | Rocky Mountain |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Metallic Black |
| 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 2.10 (inches) IRC Mibro Marathon |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano Deore Levers Shimano Deore Brakes |
| Hubs for disc brakes | Shimano Deore |
| Rims manufacturer | Alex DP-17 |
| Spoke nipples type | Not Available |
| Spoke wheel | DT Champion Stainless Steel |
Frame and Body Specs
| Frame materials | Reynolds 725 |
| Frame type | TIG-welded |
| Handlebar construction | Easton EA30 |
| Handlebar extender | Not Available |
| Handlebar stem details | Easton EA30 |
| Headset size | FSA |
Gearing Specifications
| Bicycle chain | Shimano HG53-9 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Race Face Ride XC X-Type |
| Crankset parts and sizes | Race Face Ride XC X-Type |
| Gear shift levers | Shimano Deore RapidFire |
| Rear gear set | 9-speed |
Rocky Mountain Hammer Fork System Data
| Derailleur (Front) | Shimano Deore |
| Derailleur (Rear) | Shimano XT |
| Fork material | Single Crown Aluminum and magnesium and steel |
| Fork type | 105 (millimeters) Travel Marzocchi MX Pro |
Other Specs of Rocky Mountain Hammer
| Component group sets | Shimano Deore |
| Pedals details | Shimano PD-M520 |
| Rear shock absorber | Not Available |
| Saddle seat | RMB |
| Seat post extension | Easton EA30 |
GT ZuM 4.0
General Infos| Model | ZuM 4.0 |
| Manufacturer | GT |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Not found |
| Sizes |
- Xsmall - small - medium - large - xlarge |
Wheels And Breaking System
| Bike front tire | 26 X 1.50 (inches) Tioga City Slicker |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano ST-EF29 Levers Tektro Linear-pull Brakes |
| Hubs for disc brakes | Alloy QR |
| Rims manufacturer | Alloy Double Wall |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | Stainless Steel |
Frame and Body Specs
| Frame materials | ZuM 6061 Butted Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | 6061 Heat Treated GT Mtn Riser |
| Handlebar extender | Not Available |
| Handlebar stem details | GT ATB |
| Headset size | FSA Integrated |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Cartridge Sealed |
| Crankset parts and sizes | 22/32/42 Teeth Suntour XCT-202 |
| Gear shift levers | Shimano ST-EF50 |
| Rear gear set | 11 - 32 Teeth 8-speed |
GT ZuM 4.0 Fork System Data
| Derailleur (Front) | Shimano Acera |
| Derailleur (Rear) | Shimano Acera |
| Fork material | Unicrown Crown Aluminum and magnesium |
| Fork type | 60 (millimeters) Travel SR NRX-4000 |
Other Specs of GT ZuM 4.0
| Component group sets | Mountain Mix |
| Pedals details | High Impact Nylon Platform |
| Rear shock absorber | Not Available |
| Saddle seat | WTB Speed V |
| Seat post extension | GT Aluminum 6061 |
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 GT ZuM 4.0 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT ZuM 4.0 Mountain bike here