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BMC Kaius 01 TWO

BMC Kaius 01 TWO
  • Color: Carbon/Blue/Orange
  • Color: Carbon/Blue/Orange
  • Color: Carbon/Blue/Orange
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Kaius is a premium carbon gravel bike built to be your elite race companion for all terrains. The unprecedented carbon layup and gravel-specific geometry ensure the perfect balance of stiffness, lightweight, and compliance for optimal traction on loose surfaces, front-end stability, and unmatched climbing prowess. Harnessing the precision and performance of our renowned leading road technologies, Kaius is a race machine tuned to the gravel wavelength with the engineered Kaius fork, our signature ICS2 stem and conventional bar, TCC Race compliance, compatibility with 1x and 2x drivetrains and up to 44 mm of tire clearance.


  • Kaius 01 Premium Carbon frame: ACE+ Technology, Aerocore design, Tuned Compliance Concept Race
  • Kaius 01 Premium Carbon fork: ACE+ Technology, Tuned Compliance Concept Race
  • Kaius 01 Premium Carbon D-shape seatpost

Kaius 01 features Integrated Cockpit System (ICS) technology to deliver a completely integrated cockpit and cable routing. ICS technology requires a specific fork design, easily identified by the rectangular steerer.*

Technical Details

  • Aerocore: aerodynamic featherweight carbon bottle cage system
  • Downtube bottle cage
  • Seat tube bottle cage
  • Stealth cable management
  • Integrated seat clamp
  • Stealth dropouts with dedicated stealth thru-axles
  • ASTM level 2

Only use stealth thru-axles provided with Kaius 01 bikes and modules. Stealth dropouts and thru-axles are compatible with most direct-drive indoor trainers.*

Recommended Trainers:

WAHOO: Kickr, Kickr Core

TACX: Neo 2T Smart, Flux 2 Smart, Flux S Smart

ELITE: Direto XR, Suito, Turno


47, 51, 54, 56, 58, 61

Frame Weight**

910 g

Fork Weight**

410 g

Seatpost Weight**



ICS Carbon Aero Cockpit - Superlight Aerodynamic One-Piece Cockpit

  • One-piece design-optimized for aerodynamic performance, low weight and stiffness
  • Garmin/GoPro integrated computer mount (Wahoo-ready with GoPro-compatible mounts)
  • Handlebar reach/drop: 72/135 mm
  • Stem angle: -15°
  • Handlebar reach/drop and stem angle are the same for every ICS Carbon Aero size
  • Bar width & stem length: 420 x 80 / 90 / 100 / 110 / 120 / 130 / 140 mm
  • 315 g (complete cockpit)

ICS2 with RAB02 Bar

  • Premium, 2nd generation Integrated Cockpit System stem with internal cable routing and easy fit adjustment
  • Two-piece system with Garmin/GoPro integrated computer mount (Wahoo-ready with GoPro-compatible mounts)
  • Handlebar reach/drop: 70/125 mm (RAB02)
  • Stem angle: -15° (ICS2)
  • 185 g (stem)

KAIUS 01 is compatible with any ICS cockpit configuration using the dedicated topcones (ICS Carbon, ICS Carbon Aero, ICS Aero, ICS2, ICS01, ICS01 0 Degrees, ICS MTT Stem).*


Frame, Fork and Seatpost

  • ICS specific fork with tapered steerer, flat mount
  • Compatible with electronic groupsets only
  • PF86 bottom bracket
  • D-Shape seatpost
  • Braze-on front derailleur mount
  • Replaceable ultra light sandwich rear derailleur hanger
  • Max 52-36T (2x outer ring 46mm chainline)
  • Max 52T (1x 45mm chainline) (3mm clearance)


  • Front brake: flat mount, 160 mm rotors only
  • Rear brake: flat mount, 140/160 mm rotors

Wheels and Axles

  • Designed for 42 mm, maximum tire clearance 44 mm (actual measured width)
  • Front stealth thru-axle: 12x100 mm (diameter/frame spacing)
  • Rear stealth thru-axle: 12x142 mm (diameter/frame spacing)


Frame Kaius 01 Premium Carbon with Aerocore Design | ICS Technology, Stealth Cable Routing | Integrated Aerocore Bottle Cages | Stealth Dropout Design | TCC Race Compliance Level | PF86 Bottom Bracket | Flat Mount Disc | 12x142mm Thru-Axle
Fork Kaius 01 Premium Carbon | ICS Technology, Stealth Cable Routing | TCC Race Compliance Level | Stealth Dropout Design | Flat Mount Disc | 12x100mm Thru-Axle
Rims/Wheels CG39 (39mm rim height, 25mm inner width)
Hubs CG39 (Star Ratchet System, Straightpull Design)
Tires Pirelli Cinturato Gravel H, 40mm
Crankset SRAM FORCE Dub WIDE 43-30T
Chainwheel SRAM FORCE AXS XG-1270 10-36T
Rear Derailleur SRAM FORCE eTap AXS WIDE
Rear Cogs SRAM FORCE AXS XG-1270 10-36T
Handlebars BMC RCB01 Carbon, Ergo Top Shape, Compact Bend
Stem BMC ICS2 - Integrated Cockpit Design
Brake Levers SRAM FORCE eTap AXS HRD
Brakes SRAM Force eTap AXS HRD, Centerline X Rotors (160/160)
Saddle Fizik Vento Argo R3 - 140mm
Seat Post Kaius 01 Premium Carbon D-Shaped Seatpost | 15mm Offset | D-Fender Compatible

* Subject to change without notice.