Jamis COMMUTER 4 2011 VS Electra TOWNIE SPORT 105 2009 specs comparison
Jamis Commuter 4
General Infos| Model | Commuter 4 |
| Manufacturer | Jamis |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
- pearl white -Winter blue |
| Sizes |
- M: 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 F: 14 (inches) - 18 (inches) |
| 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 Vittoria Adventure Touring |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Tektro Tenera Levers Tektro Linear Pull Brakes |
| Hubs for disc brakes | Rear: Shimano Nexus Inter-8 Front: Shimano DH2N35 Dynamo Hub |
| Rims manufacturer | 36-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) VP Slimstack |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | 122.5 (millimeters) Spindle Sealed Cartridge |
| Crankset parts and sizes | 42T Teeth Forged Alloy |
| Gear shift levers | Shimano RevoShift SL-8S20 |
| Rear gear set | 20 Teeth 1-speed |
Jamis Commuter 4 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Aluminum |
| Fork type | Jamis City and Cross |
Other Specs of Jamis Commuter 4
| Component group sets | Co (millimeters)uter Mix |
| Pedals details | City Style Full Alloy |
| Rear shock absorber | Not Available |
| Saddle seat | Jamis Metro Sport |
| Seat post extension | 27.2 (millimeters) Diameter Jamis Alloy Micro-adjust |
Electra Townie Sport 105
General Infos| Model | Townie Sport 105 |
| Manufacturer | Electra |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
-White |
| Sizes |
- Standard size for everyone |
Wheels And Breaking System
| Bike front tire | 700 X 28c Maxxis Detonator |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Shimano R770 Forged Reach Adjustable Levers Tektro Forged Alloy Dual Pivot Brakes |
| Hubs for disc brakes | Rear: Alloy Cassette Front: Alloy Low Flange |
| Rims manufacturer | 32-hole Alloy Double Wall |
| Spoke nipples type | Brass |
| Spoke wheel | 14ga. Stainless |
Frame and Body Specs
| Frame materials | 6061-T6 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Alloy Custom Bend Riser |
| Handlebar extender | Optional |
| Handlebar stem details | 3D Forged |
| Headset size | 1 1/8 (inches) Threaded |
Gearing Specifications
| Bicycle chain | Shimano CN-5600 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | FSA Omega MegaExo |
| Crankset parts and sizes | 34/50 Teeth FSA Omega Mega Exo |
| Gear shift levers | Shimano SL-R770 |
| Rear gear set | 12 - 27 Teeth 10-speed |
Electra Townie Sport 105 Fork System Data
| Derailleur (Front) | Shimano R770 |
| Derailleur (Rear) | Shimano 105 SS |
| Fork material | Unicrown Crown 7005 Aluminum |
| Fork type | Not Available |
Other Specs of Electra Townie Sport 105
| Component group sets | Shimano 105 |
| Pedals details | Alloy Double-sided Clipless and platform |
| Rear shock absorber | Not Available |
| Saddle seat | Selle Royal Ariel Vacuum Light |
| Seat post extension | 27.2 (millimeters) Diameter Alloy Micro Adjust |
Useful links and guides ....
- To know more about this exacte bike, Jamis provided us with the latest version of its Commuter 4 bike manual
- Find All parts, tires and accessories of Jamis Commuter 4 Commuter here
- Get your Electra Townie Sport 105 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Electra Townie Sport 105 Commuter here