GT ZUM 4.0 2007 VS Iron Horse PORTER PRO 2004 specs comparison
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 |
| 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 |
Iron Horse Porter Pro
General Infos| Model | Porter Pro |
| Manufacturer | Iron Horse |
| Year of production | 2004 |
| Current price | Check price Here ==> |
| Color choice |
-Matte Slate Blue |
| Sizes |
- 12 (inches) - 14 (inches) - 16 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.5 (inches) Maxxis Hookworm |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid Speed Dial 7 Levers Avid Single Digit 7 Brakes |
| Hubs for disc brakes | Nutted Aluminum |
| Rims manufacturer | 36-hole Sun Rims Rhyno Lite XL |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Black Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | 7005 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | FSA Alloy |
| Handlebar extender | Not Available |
| Handlebar stem details | TruVativ Hussefelt |
| Headset size | 1 1/2 (inches) FSA Big Fat Pig With Reducer |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano HG-73 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | TruVativ DH ISIS |
| Crankset parts and sizes | 170 (millimeters) 38 Teeth TruVativ Hussefelt |
| Gear shift levers | Shimano Deore RapidFire |
| Rear gear set | 11 - 24 Teeth 9-speed |
Iron Horse Porter Pro Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Shimano Tiagra |
| Fork material | Not Available |
| Fork type | 110 (millimeters) Marzocchi Dirt Jumper II |
Other Specs of Iron Horse Porter Pro
| Component group sets | Mountain Mix |
| Pedals details | Wellgo Wam B-37 Platform |
| Rear shock absorber | Not Available |
| Saddle seat | SDG Freestyle |
| Seat post extension | 31.6 (millimeters) Diameter Alloy Micro-adjust |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its ZuM 4.0 bike manual
- Find All parts, tires and accessories of GT ZuM 4.0 Mountain bike here
- Get your Iron Horse Porter Pro manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Iron Horse Porter Pro Mountain bike here