2026 BMC Kaius 01 THREE Road Bike

2026 BMC Kaius 01 THREE Road Bike

Engineered by BMC's Impec Lab with advanced premium composite carbon technology, the Kaius 01 THREE is the ultimate gravel-racing machine. Built on a race-optimized geometry, it delivers the ideal balance of stiffness, lightness, and compliance, maximizing traction on loose terrain, front-end stability, and climbing efficiency. Our ICS cable integration and Aerocore design make it one of the fastest bikes ever crafted for gravel racing. Outfitted with Shimano GRX Di2 and CG 40 SL carbon wheels, the Kaius 01 THREE is ready to elevate your speed and performance on every ride.

SPECIFICATION

FRAME	Kaius 01 Premium Carbon with Aerocore Design | ICS Technology Stealth Cable Routing | UDH Dropout (Universal Derailleur Hanger) | TCC Race Compliance Level | Flat Mount Disc | 12 x 142mm Thru-Axle
FORK	Kaius 01 Premium Carbon | ICS Technology, Stealth Cable Routing | TCC Race Compliance Level | Stealth Dropout Design | Flat Mount Disc | 12 x 100mm Thru-Axle
Stem	BMC RSM 01 | Integrated Cockpit System Technology
Handlebar	BMC HB D4 03, 0, 12 | Alloy 6061 | Endurance Geometry | 125mm drop, 70mm reach, 12° flare
Seatpost	Kaius 01 Premium Carbon D-Shaped Seatpost | 15mm Offset | D-Fender Compatible
Saddle	Fizik Vento Argo X3 | Kium rails | 140mm
Crankset	SHIMANO GRX (FC-RX820-2)
Chainrings	48-31T
Power Meter	4iiii Precision Gen3+ Power Meter (Non-Drive Side)
Cassette	SHIMANO Ultegra (CS-R8101)
Cassette Size	11-34T
Chain	SHIMANO CN-M8100
Front Derailleur	SHIMANO GRX Di2 (FD-RX825)
Rear Derailleur	SHIMANO GRX Di2 (RD-RX825)
Shifters	SHIMANO GRX Di2 (ST-RX825)
Gears	2 x 12
Bottom Bracket	SHIMANO Ultegra Press-Fit Bottom Bracket (SM-BB72-41B)
Brake Levers / Calipers	SHIMANO GRX (BR-RX820)
Rotors	SHIMANO RT-CL800 | Centerlock
Rotor Size (F/R)	160 / 160mm
Rims	CG 40 SL Carbon | Tubeless Ready | 40mm
Hubs (F/R)	CG 40 SL
Tires	Pirelli Cinturato Gravel H | 40mm
Tubeless Information	Tubeless Rim | Tubeless Tires
Accessories	In the Box: Aerocore Design Carbon Bottle Cages
	Additional Information
Tire Clearance	44mm measured tire
Weight without Pedals	8.3kg | Size 54 as pictured with all accessories
ASTM Classification	Level 2
System Weight Limit	120kg