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Light, but it’s no lightweight.
The ultimate XC race bike. Built to win on today’s aggressive World Cup courses or rule your local loop.
Where it thrives
In competition, up and down hills
What it's built for
Speed, agility, handling
Highlights
- Lefty Ocho fork
- SRAM NX Eagle drivetrain / Shimano hydraulic disc brakes
- Cannondale 3 handlebar and seatpost / Fabric Scoop saddle
A faster, better thru-axle. The slotted dropout design lets the axle stay in the hub for quicker, easier wheel changes. Compatible with standard 148x12 thru-axle hubs. It’s a better way thru.
Proprietary Ai offset drivetrain delivers super short chainstays for climb-winning traction and agile handling, without sacrificing mud/tire clearance or limiting you to single ring set-ups.
Confidently stable on hectic descents, yet quick and nimble everywhere else - OutFront Steering Geometry gives you the best of both worlds.
Cannondale's premium high-strength, high-stiffness carbon construction. An advanced blend of intermediate, high, and ultra-high modulus fibers yields a frame that’s extremely light, durable, and lively.
Specs
Details
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Platform
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Model NameF-Si Carbon 4
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Model CodeC25400M
Frameset
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FrameBallisTec Carbon, SAVE, PF30-83, tapered head tube, Speed Release 12mm thru axle, Ai Offset
- SAVE
- PF30-83
- Tapered head tube
- Speed Release 12mm thru axle
- Ai Offset
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ForkLefty Ocho, 29", 100mm, Chamber Damper with cable lockout, OppO Spring System, tapered steerer, 55mm offset
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HeadsetIntegrated, 1-1/8 to 1.5", sealed angular contact bearings (Integrated steer stop size small only)
Drivetrain
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Rear DerailleurSRAM NX Eagle
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ShiftersSRAM NX Eagle, 12-speed
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ChainSRAM NX Eagle, 12-speed
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CrankTruvativ Stylo 6K DUB, 34T, Ai offset
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Rear CogsSRAM PG-1230, NX Eagle, 11-50, 12-speed
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Bottom BracketSRAM DUB PF30 MTB83
Brakes
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BrakesShimano MT500 hydro disc, 160/160mm RT66 rotors
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Brake LeversShimano MT500 hydro disc
Wheels
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Front Hub(F) Lefty 60
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Rear Hub(R) Formula 12x148 w/ HG driver
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RimsWTB STX i21 TCS, 28h, tubeless ready
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SpokesDT Swiss Champion
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Tire Size2.25
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Wheel Size29
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Tires(F) Schwalbe Racing Ray Performance 27.5/29 x 2.25", Addix Compound, tubeless ready(R) Schwalbe Racing Ralph Performance 27.5/29 x 2.25" rear, Addix compound, tubeless ready
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Front Tire(F) Schwalbe Racing Ray Performance 27.5/29 x 2.25", Addix Compound, tubeless ready
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Rear Tire(R) Schwalbe Racing Ralph Performance 27.5/29 x 2.25" rear, Addix compound, tubeless ready
Components
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HandlebarCannondale 3 Flat, 6061 double-butted Alloy, 31.8mm, 3° rise, 8° sweep, 760mm
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StemCannondale 3, 6061 Alloy, 31.8, 7°
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GripsCannondale Locking Grips
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SaddleFabric Scoop Flat Elite, cro-mo rails
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SeatpostCannondale 3, 7075 Alloy, 27.2 x 400mm
Connectivity
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Wheel SensorCannondale Wheel Sensor
Weight: 11.1 kg / 24.4 lbs
- Bike and frame weights may vary in final production.
Please note that, based on component availability and other factors, specifications are subject to change without notice.