BMC Kaius
Gravel racers. URS if you want the adventure BMC.
BMC gravel-race bike. Lower and faster than URS, built for events.
Gravel racers. URS if you want the adventure BMC.
BMC gravel-race bike. Lower and faster than URS, built for events.
Gravel racers. URS if you want the adventure BMC.
BMC gravel-race bike. Lower and faster than URS, built for events.
CX and gravel racers who size like a road-race bike. If you want Future Shock and mounts, Diverge is the sibling.
The light gravel/CX race bike: lower and snappier than Diverge, with less adventure hardware. It feels like a Tarmac that grew tire clearance.
| Measurement |  BMCKaius 2027 |  BMCKaius 2026 |  SpecializedCrux 2026 |
|---|---|---|---|
| Stackmm | 586 | 586 | 578−8 |
| Reachmm | 397 | 397 | 400+3 |
| Head tube angle° | 71.5 | 71.5 | 71.5 |
| Seat tube angle° | 73.2 | 73.2 | 74.0+0.8 |
| Chainstaymm | 425 | 425 | 425 |
| Wheelbasemm | 1040 | 1040 | 1039−1 |
| BB dropmm | 74 | 74 | 78+4 |
| BB heightmm | — | — | 280 |
| Standovermm | — | — | — |
| Part | Kaius 56 | Kaius 56 | Crux 56 |
|---|---|---|---|
| Stem | 100 mm | 100 mm | 100 mm |
| Bar | 420 mm | 420 mm | 420 mm |
| Crank | 172.5 mm | 172.5 mm | 172.5 mm |
In response, the new BMC Kaius gravel race bike has 52mm tyre clearance, updated geometry, a 62g lower frame weight and a claimed 12% improvement in aerodynamics.
Well, BMC is back with a new Kaius, and it one-ups the previous generation on almost every level.
In response, the new BMC Kaius gravel race bike has 52mm tyre clearance, updated geometry, a 62g lower frame weight and a claimed 12% improvement in aerodynamics.
Well, BMC is back with a new Kaius, and it one-ups the previous generation on almost every level.
The fifth-generation Crux gets more aero, more tire clearance, and geometry aimed squarely at modern gravel racing, but it still delivers the quick, lively ride that made the ol…
The Specialized Crux has proved one of the most popular gravel bikes of the past half-decade. Its low weight and classic look effectively made it an Aethos for the rough stuff a…
