Jamis COMMUTER 4.0 2009 VS Electra TOWNIE ORIGINAL 21D LADIES 2011 specs comparison

Jamis Commuter 4.0
General InfosModel | Commuter 4.0 |
Manufacturer | Jamis |
Year of production | 2009 |
Current price | Check price Here ==> |
Color choice | -Forrest Green and Bone |
Sizes | - 14.5 (inches)- 16.5 (inches)- 18.5 (inches)- 20.5 (inches)- 22 (inches) |
Sizes | - 14.5 (inches)- 16.5 (inches)- 18.5 (inches)- 20.5 (inches)- 22 (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 LeversShimano M416 Mechanical Disc With 6 (inches) Rotors Brakes |
Hubs for disc brakes | Rear: Shimano Alfine 8 DiscFront: Shimano Alfine Dynamo Centerlock Disc |
Rims manufacturer | 36-holeWeinmann Zac 2000 |
Spoke nipples type | Not Available |
Spoke wheel | 14ga. Stainless |
Frame and Body Specs
Frame materials | 6061 aluminum c |
Frame type | TIG-welded |
Handlebar construction | Classic Swept-back |
Handlebar extender | Optional |
Handlebar stem details | Satori Adjustable |
Headset size | 1 1/8 (inches) Slimstack |
Gearing Specifications
Bicycle chain | KMC Z9000 |
Bottom bracket shell width | 68 (millimeters) |
Bottom bracket type | 110.5 (millimeters) SpindleSealed Cartridge |
Crankset parts and sizes | 34/48 TeethFSA Vero Compact |
Gear shift levers | Shimano SL-S500 |
Rear gear set | 18 Teeth8-speed Internal |
Jamis Commuter 4.0 Fork System Data
Derailleur (Front) | Shimano R440 |
Derailleur (Rear) | Shimano CT-S500 Tensioner |
Fork material | Unicrown CrownAluminum |
Fork type | Jamis City and Cross |
Other Specs of Jamis Commuter 4.0
Component group sets | Co (millimeters)uter Mix |
Pedals details | Alloy Toe-clip Compatible |
Rear shock absorber | Not Available |
Saddle seat | Jamis Urban |
Seat post extension | 27.2 (millimeters) DiameterAlloy Suspension Micro Adjust |

Electra Townie Original 21D Ladies
General InfosModel | Townie Original 21D Ladies |
Manufacturer | Electra |
Year of production | 2011 |
Current price | Check price Here ==> |
Color choice | - matte pine green- persimmon- polished blue- white-Yellow |
Sizes | - Not available |
Wheels And Breaking System
Bike front tire | 26 X 2.0'' Semi-slick Street |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Alloy LeversAlloy Linear Pull Brakes |
Hubs for disc brakes | Alloy |
Rims manufacturer | 32-holeElectra Doublewall Alloy |
Spoke nipples type | Not Available |
Spoke wheel | 14ga. Stainless |
Frame and Body Specs
Frame materials | 6061 Alloy c |
Frame type | Alloy |
Handlebar construction | Alloy Custom Bend Riser |
Handlebar extender | Optional |
Handlebar stem details | Alloy |
Headset size | 1 1/8 (inches) Steel |
Gearing Specifications
Bicycle chain | KMC Z51 |
Bottom bracket shell width | Not Available |
Bottom bracket type | Sealed Cartridge |
Crankset parts and sizes | Forged Alloy |
Gear shift levers | Shimano EZ Fire |
Rear gear set | 14 - 34 Teeth7-speed |
Electra Townie Original 21D Ladies Fork System Data
Derailleur (Front) | Shimano Tourney |
Derailleur (Rear) | Shimano Tourney |
Fork material | Alloy |
Fork type | Suntour XCT Alloy Suspension |
Other Specs of Electra Townie Original 21D Ladies
Component group sets | Co (millimeters)uter Mix |
Pedals details | Resin |
Rear shock absorber | Not Available |
Saddle seat | Ergonomic With Soft Lycra |
Seat post extension | Alloy Pillar |
Useful links and guides ....
- To know more about this exacte bike, Jamis provided us with the latest version of its Commuter 4.0 bike manual
- Find All parts, tires and accessories of Jamis Commuter 4.0 Commuter here
- Get your Electra Townie Original 21D Ladies manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Electra Townie Original 21D Ladies Commuter here