Electra TOWNIE 21 2004 VS Bianchi BACKSTREET 2007 specs comparison

Electra Townie 21
General InfosModel | Townie 21 |
Manufacturer | Electra |
Year of production | 2004 |
Current price | Check price Here ==> |
Color choice |
- Navy Blue Metallic - Silver Metallic -Baby Blue |
Sizes |
- Mens - womens |
Sizes |
- Mens - womens |
Wheels And Breaking System
Bike front tire | 26 X 1.95 (inches) Blackwall |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Aluminum Linear-pull Levers Aluminum Linear-pull Brakes |
Hubs for disc brakes | Not Available |
Rims manufacturer | Aluminum |
Spoke nipples type | Brass Nipples |
Spoke wheel | Straight Gauge |
Frame and Body Specs
Frame materials | 7000 aluminum c |
Frame type | TIG-welded |
Handlebar construction | Steel |
Handlebar extender | Not Available |
Handlebar stem details | Adjustable Aluminum |
Headset size | 1 1/8 (inches) Threadless Steel |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches) |
Bottom bracket shell width | Not Available |
Bottom bracket type | One-piece Spindle Loose Ball |
Crankset parts and sizes | Aluminum 3-piece |
Gear shift levers | Twist-shift |
Rear gear set | 7-speed |
Electra Townie 21 Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Shimano Tourney |
Fork material | Single Crown Aluminum |
Fork type | RST CT-COM 2 |
Other Specs of Electra Townie 21
Component group sets | Hybrid Mix |
Pedals details | Resin |
Rear shock absorber | Not Available |
Saddle seat | Electra Padded |
Seat post extension | Steel Pillar |

Bianchi Backstreet
General InfosModel | Backstreet |
Manufacturer | Bianchi |
Year of production | 2007 |
Current price | Check price Here ==> |
Color choice |
-Matte Black |
Sizes |
- 16 (inches) - 18.5 (inches) - 21 (inches) - 23 (inches) - 16.5 Step-through (inches) |
Wheels And Breaking System
Bike front tire | 700 X 32c WTB Slikasaurus |
Bike rear tire | Not Available |
Bike wheel size | 700c Wheels |
Brakeset type | Shimano Levers Shimano Mechanical Disc Brakes |
Hubs for disc brakes | Shimano Disc |
Rims manufacturer | 32-hole WTB SX-24 |
Spoke nipples type | Not Available |
Spoke wheel | Not Available |
Frame and Body Specs
Frame materials | 7005 aluminum c |
Frame type | TIG-welded |
Handlebar construction | Bianchi Alloy |
Handlebar extender | Optional |
Handlebar stem details | Bianchi Alloy |
Headset size | 1 1/8 (inches) Threadless VP AheadSet |
Gearing Specifications
Bicycle chain | KMC |
Bottom bracket shell width | Not Available |
Bottom bracket type | Cartridge |
Crankset parts and sizes | 28/38/48 Teeth Sugino XD3000T |
Gear shift levers | Shimano R-440 Rapidfire |
Rear gear set | 11 - 32 Teeth 8-speed |
Bianchi Backstreet Fork System Data
Derailleur (Front) | Shimano |
Derailleur (Rear) | Shimano Sora |
Fork material | Unicrown Crown Chromoly |
Fork type | Bianchi |
Other Specs of Bianchi Backstreet
Component group sets | Co (millimeters)uter Mix |
Pedals details | Wellgo Resin |
Rear shock absorber | Not Available |
Saddle seat | WTB Speed V Sport |
Seat post extension | 27.2 (millimeters) Diameter Bianchi Alloy |
Useful links and guides ....
- To know more about this exacte bike, Electra provided us with the latest version of its Townie 21 bike manual
- Find All parts, tires and accessories of Electra Townie 21 Commuter here
- Get your Bianchi Backstreet manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Bianchi Backstreet Commuter here