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Felt Bicycles B Performance Ultegra Mix

Felt Bicycles B Performance Ultegra Mix
Color: Obsidian Grey
Size: Select size
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The B is one of the most legendary badges in triathlon history and has long reigned as a symbol of the blood, sweat, and tears shed by the most devoted triathletes, as well as the dedication put into every single one of our bikes. Whether you’re just starting on your journey into the world of triathlon or you’re a multi-sport veteran, the B Performance race bike is for you.

Buy it if:
You want a carbon bike designed exclusively for triathlon, and one that perfectly blends endless fit adjustability, real-world usability, and the aerodynamic efficiency for which all Felt bikes are renowned.

- Carbon fiber frame and fork
- Aerodynamically optimized design
- Exceptional handling and fit customization


Frame Felt Aero TT/Tri UHC Performance carbon fiber, MMC with InsideOut construction, 68mm BSA threaded bottom bracket shell, horizontal dropouts with integrated dropout adjusters, internal mechanical or electronic cable routing
Fork Felt Aero TT/Tri UHC Performance carbon fiber blades and dropouts, 1.125" aluminum steerer tube
Headset FSA integrated sealed cartridge bearing with Felt VariableHeight Cone Spacers (20mm PC, 4.5mm aluminum), Felt top cap, IS-21, 1.125"
Axles Quick release
Rims/Wheels Devox 30A, tubeless compatible, 17mm width, 27mm depth
Hubs Front: Devox TTR4, 100mm QR, 24H
Rear: Devox TTR3, sealed cartridge bearing, 11-speed, 130mm QR, 28H
Spokes 2.0mm stainless steel
Tires Size 47cm: Vittoria Rubino G+, 650 x 23c
Sizes 51cm – 61cm: Vittoria Zaffiro Pro Slick folding, 700 x 23c
Crankset Shimano 105 R7000, 48 -51cm: 165mm, 54 -56cm: 170mm, 58cm: 172.5mm
Chainrings 52/36T
Bottom Bracket Shimano Hollowtech BSA threaded
Chain Shimano 11-speed
Front Derailleur Shimano Ultegra R8000 braze-on
Rear Derailleur Shimano Ultegra R8000 11-speed short cage
Cassette/Rear Cogs Shimano 11-speed, 11-28T
Shifters microSHIFT TT 11-speed
Handlebars Devox Bayonet 3.1 base bar with Devox Ergomod extensions, 31.8mm, 48 - 51cm: 390mm, 54 - 58cm: 420mm
Stem Devox Tri, ±17-deg rise, 31.8mm, 47cm (650c) : 60mm, 51cm: 80mm, 54 - 56cm: 90mm, 58cm: 100mm, 61cm: 110mm
Brake Levers Aero TT/Tri
Brakes Front: Shimano 105 R7000 dual pivot caliper
Rear: TRP T822 TT direct mount caliper brake
Saddle Prologo Nago Evo Tri40 T2.0
Seat Post Felt DA/B Aero UHC Advanced carbon fiber, 350mm length
Accessories & Extras Carbon assembly paste

* Subject to change without notice.

Part Numbers

Option UPC MPN
Obsidian Grey / 47cm 840077010362 BBICA11 000047
Obsidian Grey / 51cm 840077010379 BBICA11 000051
Obsidian Grey / 54cm 840077010386 BBICA11 000054
Obsidian Grey / 56cm 840077010393 BBICA11 000056
Obsidian Grey / 58cm 840077010409 BBICA11 000058
Obsidian Grey / 61cm 840077010416 BBICA11 000061