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.
Technology
Speed Unbound
Race-ready Gravel Geometry
Integrated Cockpit System (ICS)
Aerocore Design
Technical Overview
Frameset
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
Cockpit
Handlebar:
BMC RAB 03 | Ergo Top Shape | Compact Bend
Stem:
BMC ICS2 - Integrated Cockpit System Technology
Seatpost:
Kaius 01 Premium Carbon D-Shaped Seatpost | 15mm Offset | D-Fender Compatible
Saddle:
Fizik Vento Argo R5 - 140mm
Seat
Seatpost:
Kaius 01 Premium Carbon D-Shaped Seatpost | 15mm Offset | D-Fender Compatible
Saddle:
Fizik Vento Argo R5 - 140mm
Drivetrain
Gears:
2x12
Crankset:
SRAM Rival DUB WIDE 43-30T
Cassette:
SRAM Rival AXS XG-1250 10-36T
Chain:
SRAM Rival 12 Speed
Front Derailleur:
SRAM Rival eTap AXS WIDE
Rear Derailleur:
SRAM Rival eTap AXS WIDE
Shifters:
SRAM Rival eTap AXS HRD
Brakes
Brake Levers / Calipers:
SRAM Rival eTap AXS HRD
Rotors:
SRAM Paceline 160 / 160 mm - Centerlock
Wheels
Rims:
CRD-400 Carbon, Tubeless Ready, 40mm
Hubs (F/R):
CRD-400
Tires:
Pirelli Cinturato Gravel H, 40mm
Tubeless Information:
Tubeless Ready Rims / Tubeless Tires
Additional Information
Tire Clearance:
44mm (Measured Width)
ASTM Classification:
Level 2
Weight Limit:
120 Kg
| Size | 47 | 51 | 54 | 56 | 58 | 61 |
|---|---|---|---|---|---|---|
| Rider Height | <166 | 166-174 | 172-180 | 178-186 | 184-192 | >190 |
| Reach | 390 | 397 | 401 | 405 | 410 | 414 |
| Stack | 510 | 530 | 550 | 570 | 595 | 620 |
| Bar Drop | 125 | 125 | 125 | 125 | 125 | 125 |
| Bar Reach | 70 | 70 | 70 | 70 | 70 | 70 |
| Bar Rise | ||||||
| Bar Sweep | ||||||
| Bar Width | 400 | 420 | 420 | 420 | 420 | 440 |
| Base Bar Drop Flat Cockpit | ||||||
| Base Bar Drop V-Cockpit | ||||||
| Base Bar Reach Flat Cockpit | ||||||
| Base Bar Reach V-Cockpit | ||||||
| BB Drop | 80 | 80 | 80 | 80 | 80 | 80 |
| BB Drop (SLACK) | ||||||
| BB Drop (STEEP) | ||||||
| BB Height (SLACK) | ||||||
| BB Height (STEEP) | ||||||
| Chainstay | ||||||
| Crank Length | 170 | 170 | 172.5 | 172.5 | 175 | 175 |
| LT | BB Drop (SLACK) | ||||||
| LT | BB Drop (STEEP) | ||||||
| LT | BB Height (SLACK) | ||||||
| LT | BB Height (STEEP) | ||||||
| LT | Chainstay | ||||||
| LT | Fork Length | ||||||
| LT | Fork Rake | ||||||
| LT | Frame Size | ||||||
| LT | Front Center (SLACK) | ||||||
| LT | Front Center (STEEP) | ||||||
| LT | Head Tube | ||||||
| LT | HT Angle (SLACK) | ||||||
| LT | HT Angle (STEEP) | ||||||
| LT | Reach (SLACK) | ||||||
| LT | Reach (STEEP) | ||||||
| LT | Rider Height | ||||||
| LT | Seat Tube | ||||||
| LT | ST Angle @750mm Saddle Height (SLACK) | ||||||
| LT | ST Angle @750mm Saddle Height (STEEP) | ||||||
| LT | ST Angle Actual (SLACK) | ||||||
| LT | ST Angle Actual (STEEP) | ||||||
| LT | ST Angle Effective (SLACK) | ||||||
| LT | ST Angle Effective (STEEP) | ||||||
| LT | Stack (SLACK) | ||||||
| LT | Stack (STEEP) | ||||||
| LT | Stand Over Height (80 in Front of BB) | ||||||
| LT | Stand Over Height (Lowest Point) | ||||||
| LT | Top Tube (SLACK) | ||||||
| LT | Top Tube (STEEP) | ||||||
| LT | Wheelbase (SLACK) | ||||||
| LT | Wheelbase (STEEP) | ||||||
| ST | BB Drop (SLACK) | ||||||
| ST | BB Drop (STEEP) | ||||||
| ST | BB Height (STACK) | ||||||
| ST | BB Height (STEEP) | ||||||
| ST | Chainstay | ||||||
| ST | Fork Length | ||||||
| ST | Fork Rake | ||||||
| ST | Frame Size | ||||||
| ST | Front Center (SLACK) | ||||||
| ST | Front Center (STEEP) | ||||||
| ST | Head Tube | ||||||
| ST | HT Angle (SLACK) | ||||||
| ST | HT Angle (STEEP) | ||||||
| ST | Reach (SLACK) | ||||||
| ST | Reach (STEEP) | ||||||
| ST | Rider Height | ||||||
| ST | Seat Tube | ||||||
| ST | ST Angle @750mm Saddle Height (SLACK) | ||||||
| ST | ST Angle @750mm Saddle Height (STEEP) | ||||||
| ST | ST Angle Actual (SLACK) | ||||||
| ST | ST Angle Actual (STEEP) | ||||||
| ST | ST Angle Effective (SLACK) | ||||||
| ST | ST Angle Effective (STEEP) | ||||||
| ST | Stack (SLACK) | ||||||
| ST | Stack (STEEP) | ||||||
| ST | Stand Over Height (80 in Front of BB) | ||||||
| ST | Stand Over Height (Lowest Point) | ||||||
| ST | Top Tube (SLACK) | ||||||
| ST | Top Tube (STEEP) | ||||||
| ST | Wheelbase (SLACK) | ||||||
| ST | Wheelbase (STEEP) | ||||||
| Fork Length | 387 | 387 | 387 | 387 | 387 | 387 |
| Fork Rake | 50 | 50 | 45 | 45 | 45 | 45 |
| Frame Size | ||||||
| Front Center | 596 | 610 | 608 | 619 | 632 | 644 |
| Front Center (SLACK) | ||||||
| Front Center (STEEP) | ||||||
| Head Tube | 85 | 106 | 123 | 144 | 170 | 196 |
| Head Tube Angle | 71 | 71 | 72 | 72 | 72 | 72 |
| HT Angle (SLACK) | ||||||
| HT Angle (STEEP) | ||||||
| Pad Reach Flat Cockpit | ||||||
| Pad Reach V-Cockpit | ||||||
| Pad Stack Flat Cockpit | ||||||
| Pad Stack V-Cockpit | ||||||
| Reach (SLACK) | ||||||
| Reach (STEEP) | ||||||
| Rear Center | 420 | 420 | 420 | 420 | 420 | 420 |
| Saddle Height Range | ||||||
| Seat Angle | 73 | 73 | 73 | 73 | 73 | 73 |
| Seat Tube | 428 | 452 | 468 | 493 | 513 | 533 |
| Seatpost Drop | ||||||
| Seatpost Length | 282 | 322 | 362 | 362 | 402 | 402 |
| Seatpost Offset | 15 | 15 | 15 | 15 | 15 | 15 |
| ST Angle @750mm Saddle Height (SLACK) | ||||||
| ST Angle @750mm Saddle Height (STEEP) | ||||||
| ST Angle Actual (SLACK) | ||||||
| ST Angle Actual (STEEP) | ||||||
| ST Angle Effective (SLACK) | ||||||
| ST Angle Effective (STEEP) | ||||||
| Stack (SLACK) | ||||||
| Stack (STEEP) | ||||||
| Stand Over Height (80 in Front of BB) | ||||||
| Stand Over Height (Lowest Point) | ||||||
| Standover Height | 684 | 722 | 756 | 780 | 798 | 818 |
| Stem Angle | -12.5 | -12.5 | -12.5 | -12.5 | -12.5 | -12.5 |
| Stem Length | 90 | 100 | 100 | 110 | 110 | 120 |
| Top Tube | 546 | 559 | 569 | 579 | 592 | 604 |
| Top Tube (SLACK) | ||||||
| Top Tube (STEEP) | ||||||
| Trail | 66 | 66 | 68 | 68 | 68 | 68 |
| Wheelbase | 1003 | 1017 | 1015 | 1026 | 1039 | 1051 |
| Wheelbase (SLACK) | ||||||
| Wheelbase (STEEP) |
