Kestrel KM40 ULTEGRA AERO 2003 VS Felt B2 PRO 2009 specs comparison
Kestrel KM40 Ultegra Aero
General InfosModel | KM40 Ultegra Aero |
Manufacturer | Kestrel |
Year of production | 2003 |
Current price | Check price Here ==> |
Color choice | - Red and Carbon Weave- Silver and Carbon Weave-Black and Carbon Weave |
Sizes | - 52cm (centimeters)- 56cm (centimeters) |
Sizes | - 52cm (centimeters)- 56cm (centimeters) |
Wheels And Breaking System
Bike front tire | 650 X 23c |
Bike rear tire | Not Available |
Bike wheel size | 650c Wheels |
Brakeset type | Shimano Ultegra Dual Pivot |
Hubs for disc brakes | Spinergy Xaero |
Rims manufacturer | Spinergy Xaero Lite |
Spoke nipples type | Not Available |
Spoke wheel | Spinergy |
Frame and Body Specs
Frame materials | Carbon Fiber Composite |
Frame type | Monocoque |
Handlebar construction | Not Available |
Handlebar extender | Not Available |
Handlebar stem details | Not Available |
Headset size | 1 (inches) Threadless |
Gearing Specifications
Bicycle chain | Shimano Ultegra |
Bottom bracket shell width | 68 (millimeters) American |
Bottom bracket type | 109.5 (millimeters) SpindleShimano BB-6500 |
Crankset parts and sizes | 39/53 TeethShimano Ultegra |
Gear shift levers | Shimano Ultegra Bar-end |
Rear gear set | 9-speed |
Kestrel KM40 Ultegra Aero Fork System Data
Derailleur (Front) | Braze-onShimano Ultegra |
Derailleur (Rear) | Shimano Ultegra |
Fork material | Aero CrownCarbon Fiber Composite With Alloy Steerer |
Fork type | EMS Pro 650 |
Other Specs of Kestrel KM40 Ultegra Aero
Component group sets | Shimano Ultegra |
Pedals details | Not Available |
Rear shock absorber | Not Available |
Saddle seat | Selle Italia SLR |
Seat post extension | 27.2 (millimeters) Diameter |

Felt B2 Pro
General InfosModel | B2 Pro |
Manufacturer | Felt |
Year of production | 2009 |
Current price | Check price Here ==> |
Color choice | -Gloss Red and Clear Carbon |
Sizes | - 48cm (centimeters)- 50cm (centimeters)- 52cm (centimeters)- 54cm (centimeters)- 56cm (centimeters)- 58cm (centimeters)- 60cm (centimeters) |
Wheels And Breaking System
Bike front tire | 650/700 X 23c Vittoria Diamante Pro Light |
Bike rear tire | Not Available |
Bike wheel size | 650c and 700c Wheels |
Brakeset type | TRP Aero Carbon LeversShimano Dura-Ace Dual Pivot Brakes |
Hubs for disc brakes | Zipp 404 |
Rims manufacturer | 18-hole and 24-holeZipp 404 Clincher |
Spoke nipples type | Not Available |
Spoke wheel | ButtedSapim CX Ray |
Frame and Body Specs
Frame materials | FELT Ultra-High Modulus Carbon Fiber |
Frame type | Monocoque |
Handlebar construction | Felt Bayonet UHC Base Bar |
Handlebar extender | Felt Bayonet ALU Tri-Bend Extensions |
Handlebar stem details | Felt Bayonet SL Integrated |
Headset size | 1 (inches) FELT Bayonet Integrated |
Gearing Specifications
Bicycle chain | Shimano Dura-Ace |
Bottom bracket shell width | Not Available |
Bottom bracket type | Shimano Dura-Ace Hollowtech II |
Crankset parts and sizes | 39/53 TeethShimano Dura-Ace |
Gear shift levers | Shimano Dura-Ace SL-BS 79 Bar End |
Rear gear set | 12 - 25 Teeth10-speed |
Felt B2 Pro Fork System Data
Derailleur (Front) | Braze-onShimano Dura-Ace |
Derailleur (Rear) | Shimano Dura-Ace |
Fork material | Carbon Fiber |
Fork type | Felt Bayonet SL UHM |
Other Specs of Felt B2 Pro
Component group sets | Shimano Dura-Ace |
Pedals details | Not Available |
Rear shock absorber | Not Available |
Saddle seat | FELT 3.1 Tri and TT Saddle |
Seat post extension | FELT 3.1 Bladed Carbon |
Useful links and guides ....
- To know more about this exacte bike, Kestrel provided us with the latest version of its KM40 Ultegra Aero bike manual
- Find All parts, tires and accessories of Kestrel KM40 Ultegra Aero Road here
- Get your Felt B2 Pro manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Felt B2 Pro Road here