Go anywhere, bring everything
Pairing Cannondale's light KingPin rear suspension with a gravel-specific carbon fork, this latest generation of the Topstone gives a smoother ride with more confidence and control than ever.
Where it thrives
Gravel racing, exploring rough tracks and adventuring over new terrain.
What it's built for
Making every ride feel smoother over mixed surfaces and carrying supplies for long days.
- KingPin suspension, with a thru-axle pivot in the seat tube, allows 30mm of vertical flex
- Topstone Carbon fork, with 3 x “braze-on” mounts on each leg and long offset ensuring responsive steering
- Each frame is tuned for uniform performance and feel, regardless of frame size
- With single chainring and SLX 12-spd cassette, blends Shimano's mechanical GRX820 and GRX610 gravel groupset components, for value and shifting performance
- Durable, trusty wheelset with WTB ST i25 rims, Shimano hubs, WTB Riddler 45c tyres
- Built to accept an internally routed 27.2mm dropper seatpost, for improved control on descents
- StashPort downtube storage system includes StashBag to keep your essentials safe
- Cannondale 3 6061 Alloy seatpost and flared bar, for gravel-friendly hand positions
Technical Specifications
| Category | Details |
|---|---|
| Model Code | C15355U |
| FRAMESET | Frame: Topstone Carbon, Kingpin suspension system, Proportional Response construction, downtube Stashport, internal cable routing, 12x142mm thru-axle, 27.2 dropper post ready, UDH, BSA 68mm threaded BB, flat mount disc, removable fender bridge, multiple gear/bottle mounts Fork: Topstone Carbon, 1-1/8" to 1.5" steerer, 55mm OutFront offset, flat mount disc, internal routing, 12x100 thru-axle, triple bottle/gear mounts, fender mounts Headset: Acros IS52/40 ICR |
| DRIVETRAIN | Rear Derailleur: Shimano GRX 822, Shadow SGS Shifters: Shimano GRX 610, 12-speed Chain: Shimano M7100, 12-speed Crank: Shimano GRX 610, 40T Rear Cogs: Shimano SLX M7100, 10-51, 12-speed |
| BRAKES | Brakes: Shimano GRX 610 hydraulic disc, 160/160mm RT70 rotors Brake Levers: Shimano GRX 610 hydraulic disc |
| WHEELS | Hubs: (F) Shimano TC500, 12x100mm centerlock / (R) Shimano TC500, 12x142mm centerlock Rims: WTB ST i25 TCS, 28h, tubeless ready Spokes: Stainless Steel, 14g Tires: WTB Riddler TCS Light, 700x45c, tubeless ready |
| COMPONENTS | Handlebar: Cannondale 3, butted 6061 Alloy, 16° flare drop Grips: Cannondale KnurlCork, 2.7mm Stem: Cannondale C1 Conceal, Alloy, 31.8, -6° Saddle: Selle Royal SRX Open Seatpost: Cannondale 3, 6061 Alloy, 27.2x350mm |
| Extras | Large StashBag downtube storage bag, tubeless valve stems |
