Gravel bike BMC Kaius 01 Three GRX Di2 28", grey (2026)

Frame (lifetime warranty) – Kaius 01 Premium Carbon with Aerocore design | ICS technology, Stealth cable routing | UDH hanger (Universal Derailleur Hanger) | TCC race comfort level | Flat Mount Disc | 12 x 142mm thru axle
Fork – Kaius 01 Premium Carbon | ICS technology, Stealth cable routing | TCC race comfort level | Stealth hanger | Flat Mount Disc | 12 x 100mm thru axle
Handlebar – BMC HB D4 03, 0, 12 | Alloy 6061 | 125mm drop, 70mm reach, 12° flare
Stem – BMC RSM 01 | Integrated cockpit system technology
Seatpost – Kaius 01 Premium Carbon D-shape seatpost | 15mm offset | D-Fender compatible
Saddle – Fizik Vento Argo X3 | Kium rails | 140mm
Shift/brake levers – Shimano GRX Di2 (ST-RX825) 12-speed
Rear derailleur – Shimano GRX Di2 (RD-RX825) 12-speed
Brakes – Shimano GRX (BR-RX820), Shimano RT-CL800 | Centerlock
Cassette – Shimano Ultegra (CS-R8101) 11-34T
Chain – Shimano CN-M8100
Crankset – Shimano GRX (FC-RX820-2), 4iiii Precision Gen3+ power meter (non-drive side)
Rims – CG 40 SL Carbon | Tubeless ready | 40mm
Hubs – CG 40 SL
Tires – Pirelli Cinturato Gravel H | 40mm, maximum tire size: 44mm
Maximum load – 120 kg.
Additional equipment – Aerocore bottle cages
Weight (without pedals) – 8.3 kg
Frame size relative to rider height –