
BMC Kaius 01 expands tyre clearance and refines geometry for rugged gravel
BMC's Kaius 01 (2026) updates the aero gravel bike with 52mm tyre clearance and smarter geometry (steeper head angle, longer wheelbase, higher bottom bracket, more stack/less reach), adds versatile mounts and 1x drivetrain compatibility, and features aero improvements like the Halo fork and new seatpost, with pricing across multiple variants.
