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Gravel Racing, Redefined. The Kaius 01 is the result of BMC’s obsession with gravel speed. Engineered in the Impec Lab with cutting-edge carbon technology, it’s purpose-built for competitive gravel racing. Its race-optimized geometry delivers the ideal mix of stiffness, low weight, and compliance - enhancing traction, stability, and climbing efficiency across demanding terrain. With the RSM01 stem featuring ICS cable integration and our new aluminum HB-D4-03 handlebar, our Aerocore design, this bike cuts through the wind and charges ahead. Equipped with top-tier components like the newest SRAM Rival AXS XPLR, and CG 40 carbon wheels, the Kaius 01 is ready to chase podiums and push boundaries 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 | 125mm drop, 70mm reach, 12° flare | 
| Seatpost | Kaius 01 Premium Carbon D-Shaped Seatpost | 15mm Offset | D-Fender Compatible | 
| Saddle | Fizik Vento Argo X5 | 140mm | 
| Crankset | SRAM Rival AXS Wide (FC-RIV-1W-E1) | 
| Chainrings | 42T | 
| Cassette | SRAM Rival XPLR (CS-XG-1351-E1) | 
| Cassette Size | 10-46T | 
| Chain | SRAM Rival (CN-RIV-E1) | 
| Rear Derailleur | SRAM Rival XPLR AXS (RD-RIV-1E-E1) | 
| Shifters | SRAM Rival AXS (ED-RIV-E1) | 
| Gears | 1 x 13 | 
| Bottom Bracket | SRAM Press Fit DUB | 
| Brake Levers / Calipers | SRAM Rival AXS (ED-RIV-E1) | 
| Rotors | SRAM Paceline | Centerlock | 
| Rotor Size (F/R) | 160 / 160mm | 
| Rims | CG 40 Carbon | Tubeless Ready | 40mm | 
| Hubs (F/R) | CG 40 | 
| Tires | Pirelli Cinturato Gravel H | 40mm | 
| Tubeless Information | Tubeless Rim | Tubeless Tires | 
| In the Box | Aerocore Design Carbon Bottle Cages | 
| Tire Clearance | 44mm | 
| Weight without Pedals | 8.5kg | Size 54 with all accessories | 
| ASTM Classification | Level 2 | 
| System Weight Limit | 120kg |