Schwinn CIRCUIT 2007 VS Ibis SILK SL DURA-ACE 2011 specs comparison

Schwinn Circuit
General InfosModel | Circuit |
Manufacturer | Schwinn |
Year of production | 2007 |
Current price | Check price Here ==> |
Color choice | -Indigo Blue |
Sizes | - Xsmall - small - medium - large - xlarge |
Sizes | - Xsmall - small - medium - large - xlarge |
Wheels And Breaking System
Bike front tire | 700 X 23c Schwalbe Blizzard Sport |
Bike rear tire | Not Available |
Bike wheel size | 700c Wheels |
Brakeset type | Shimano ST-2203 LeversPromax Caliper Brakes |
Hubs for disc brakes | Joy Tech Alloy Sealed |
Rims manufacturer | 32-holeWeinmann DA-16 |
Spoke nipples type | Brass UCP |
Spoke wheel | ED Black Steel |
Frame and Body Specs
Frame materials | Aluminum |
Frame type | TIG-welded |
Handlebar construction | Alloy |
Handlebar extender | Optional |
Handlebar stem details | Alloy |
Headset size | 1 1/8 (inches) VP M-H501 |
Gearing Specifications
Bicycle chain | KMC Z72 |
Bottom bracket shell width | 68 (millimeters) American |
Bottom bracket type | 113 (millimeters) SpindleTruvativ Cartridge Square Taper |
Crankset parts and sizes | 30/42/52 TeethTruvativ ISO Flow Road |
Gear shift levers | Shimano ST-2203 |
Rear gear set | 12 - 25 Teeth8-speed |
Schwinn Circuit Fork System Data
Derailleur (Front) | Shimano FD-2203 |
Derailleur (Rear) | Shimano RD-2200 |
Fork material | Aero CrownCromo Blades And Steerer |
Fork type | Schwinn N'Gauged |
Other Specs of Schwinn Circuit
Component group sets | Road Mix |
Pedals details | Nylon With Clip And Strap |
Rear shock absorber | Not Available |
Saddle seat | Viscount V12325 |
Seat post extension | 27.2 (millimeters) DiameterAlloy Micro-adjust |

Ibis Silk SL Dura-Ace
General InfosModel | Silk SL Dura-Ace |
Manufacturer | Ibis |
Year of production | 2011 |
Current price | Check price Here ==> |
Color choice | - Siberian White-Matt Matte |
Sizes | - 47cm (centimeters)- 50cm (centimeters)- 53cm (centimeters)- 55cm (centimeters)- 58cm (centimeters)- 61cm (centimeters) |
Wheels And Breaking System
Bike front tire | 700 X 23c Michelin Pro3Race |
Bike rear tire | Not Available |
Bike wheel size | 700c Wheels |
Brakeset type | Shimano Dura-Ace 7900 LeversShimano Dura-Ace 7900 Brakes |
Hubs for disc brakes | Easton EA90 SL |
Rims manufacturer | Easton EA90 SL |
Spoke nipples type | Not Available |
Spoke wheel | Not Available |
Frame and Body Specs
Frame materials | High Modulus Carbon Fiber |
Frame type | Monocoque |
Handlebar construction | 3T Ergonova Team |
Handlebar extender | Not Available |
Handlebar stem details | Ibis 3D Forged |
Headset size | 1 1/8 (inches) Cane Creek IS3i |
Gearing Specifications
Bicycle chain | Not Available |
Bottom bracket shell width | Not Available |
Bottom bracket type | Shimano Dura-Ace 7900 |
Crankset parts and sizes | 53/39t TeethShimano Dura-Ace 7900 |
Gear shift levers | Shimano Dura-Ace 7900 |
Rear gear set | 11 - 25 Teeth10-speed |
Ibis Silk SL Dura-Ace Fork System Data
Derailleur (Front) | Clamp OnShimano Dura-Ace 7900 |
Derailleur (Rear) | Shimano Dura-Ace 7900 |
Fork material | Carbon Fiber |
Fork type | Easton EC90 SL CNT |
Other Specs of Ibis Silk SL Dura-Ace
Component group sets | Shimano Dura-Ace |
Pedals details | No Pedals |
Rear shock absorber | Not Available |
Saddle seat | Selle San Marco Zoncolan Ti |
Seat post extension | 31.6 (millimeters) Diameter3T Doric Team |
Useful links and guides ....
- To know more about this exacte bike, Schwinn provided us with the latest version of its Circuit bike manual
- Find All parts, tires and accessories of Schwinn Circuit Road here
- Get your Ibis Silk SL Dura-Ace manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Ibis Silk SL Dura-Ace Road here