Felt IAx Advanced Ultegra Di2 2025
2025 Road
Estimate price |
8,724$
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Groupset Ultegra, Ultegra Di2 -
Suspension Rigid -
Drivetrain 2 × 12 Electronic -
Brakes TRP Hydraulic Disc
Sizing
Recommended size guide.
48cm
152cm - 169cm
51cm
166cm - 174cm
54cm
171cm - 182cm
56cm
179cm - 189cm
58cm
186cm - 195cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Felt IAx 1.0, UHC Advanced
Suspension Fork
Felt IAx 1.0, UHC Advanced
Drivetrain
Rear Derailleur
Shimano Ultegra Di2, RD-R8150, Shadow, 24-S
Front Derailleur
Shimano Ultegra Di2, FD-R8150
Shift Levers
TRP HD-T910D
Cassette
Shimano CS-R8100, 11-30 T
Crank
Shimano Ultegra, FC-R8100, 52/36 T
Chain
Shimano CN-M8100
Wheels
Rims
Reynolds AR58/62 DB Custom, Tubeless ready
Tires
Continental Grand Prix SL, 700x25
Brakes
Brakes
Front: TRP HD-T910, 2-piston, Hydraulic disc brake, Rear: TRP HD-T910, 2-piston, Hydraulic disc brake
Cockpit
Handlebar
Basebar: Devox Bayonet 3.1 | SuperLite aluminum / Extensions: Devox Ergomod | aluminum
Seat
Saddle
ISM PS1.0, Satin Steel
Seatpost
Felt Aero TRI IL 1.0 VM
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 48cm | 51cm | 54cm | 56cm | 58cm |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.251 mm | 1.263 mm | 1.287 mm | 1.292 mm | 1.286 mm |
| Bottom Bracket Height | 264 mm | 264 mm | 264 mm | 264 mm | 264 mm |
| Stack | 473 mm | 495 mm | 520 mm | 544 mm | 566 mm |
| Reach | 378 mm | 392 mm | 404 mm | 421 mm | 440 mm |
| Top Tube Length | 467 mm | 490 mm | 510 mm | 538 mm | 567 mm |
| Seat Tube Angle | 79.5 ° | 79 ° | 78.5 ° | 78 ° | 77.5 ° |
| Seat Tube Length | 489 mm | 512 mm | 538 mm | 563 mm | 586 mm |
| Head Tube Angle | 71.5 ° | 71.5 ° | 72 ° | 72 ° | 72 ° |
| Head Tube Length | 63 mm | 86 mm | 109 mm | 134 mm | 157 mm |
| Wheelbase | 958 mm | 980 mm | 990 mm | 1016 mm | 1042 mm |
| Bottom Bracket Drop | 72 mm | 72 mm | 72 mm | 72 mm | 72 mm |
| Wheels | 700 | 700 | 700 | 700 | 700 |
| Rider Min Height | 152 cm | 166 cm | 171 cm | 179 cm | 186 cm |
| Rider Max Height | 169 cm | 174 cm | 182 cm | 189 cm | 195 cm |