GT ZUM 4.0 2005 VS Jamis COMMUTER 2 2011 specs comparison
GT ZuM 4.0
General Infos| Model | ZuM 4.0 |
| Manufacturer | GT |
| Year of production | 2005 |
| Current price | Check price Here ==> |
| Color choice |
-Red |
| Sizes |
- Xsmall - small - medium - large - xlarge |
| Sizes |
- Xsmall - small - medium - large - xlarge |
Wheels And Breaking System
| Bike front tire | 26 X 1.25 (inches) Tioga City Slicker |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano ST-EF29 EZ Fire STI Levers Tektro Linear-pull Brakes |
| Hubs for disc brakes | Shimano Alivio |
| Rims manufacturer | Alex DA-22 |
| Spoke nipples type | Not Available |
| Spoke wheel | Aero Stainless Steel |
Frame and Body Specs
| Frame materials | 6061 T6 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Aluminum |
| Handlebar extender | Optional |
| Handlebar stem details | GT ATB |
| Headset size | 1 1/8 (inches) Integrated FSA |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Cartridge |
| Crankset parts and sizes | 22/32/42 Teeth Suntour XCC-252 |
| Gear shift levers | Shimano ST-EF29 EZ Fire STI |
| Rear gear set | 11 - 32 Teeth 8-speed |
GT ZuM 4.0 Fork System Data
| Derailleur (Front) | Suntour XC-202 |
| Derailleur (Rear) | Shimano Acera |
| Fork material | Single Crown Aluminum and magnesium |
| Fork type | 50 (millimeters) Travel SR Suntour NRX-6000 |
Other Specs of GT ZuM 4.0
| Component group sets | Co (millimeters)uter Mix |
| Pedals details | Nylon |
| Rear shock absorber | Not Available |
| Saddle seat | GT |
| Seat post extension | Aluminum Micro-adjust |
Jamis Commuter 2
General Infos| Model | Commuter 2 |
| Manufacturer | Jamis |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
- cucumber - midnight blue -Bleck forest green |
| Sizes |
- M: 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 F: 14 (inches) - 18 (inches) |
Wheels And Breaking System
| Bike front tire | 700 X 32c CST Marathon and Tour |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Tektro Alloy 4-finger Levers Alloy Direct Pull Brakes |
| Hubs for disc brakes | Formula Alloy |
| Rims manufacturer | 32-hole Alex ID-19 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless Steel Stainless |
Frame and Body Specs
| Frame materials | 6061 Triple Gauge Aluminum |
| Frame type | Aluminum |
| Handlebar construction | Jamis ARC |
| Handlebar extender | Optional |
| Handlebar stem details | NVO Components |
| Headset size | 1 1/8 (inches) Sealed |
Gearing Specifications
| Bicycle chain | KMC Z7 |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | 122.5 (millimeters) Spindle FSA Sealed Cartridge |
| Crankset parts and sizes | 44T Teeth Forged Alloy |
| Gear shift levers | SRAM 3.0 Comp Grip Shift |
| Rear gear set | 11 - 32 Teeth 8-speed |
Jamis Commuter 2 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | SRAM VIA |
| Fork material | Steel |
| Fork type | Hi Ten |
Other Specs of Jamis Commuter 2
| Component group sets | Co (millimeters)uter Mix |
| Pedals details | Comfort Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Jamis Metro Sport |
| Seat post extension | 27.2 (millimeters) Diameter Jamis 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 Commuter here
- Get your Jamis Commuter 2 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Jamis Commuter 2 Commuter here