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Explore further and ride freer with the Cannondale Topstone, an incredibly versatile gravel road bike built for everything from commutes to exploration.
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Explore further and ride freer with the incredibly versatile gravel road bike built for everything from commutes to exploration. Designed for tough gravel rides, the Topstone is your perfect companion for adventurous routes, showcasing the remarkable capability and multiple gear mounts ideal for commuting or bikepacking.
A lightweight SmartForm C2 Alloy frame with a full carbon fork provides durability and a smooth ride.
A wide-range 2x10-speed gravel drivetrain by Shimano offers reliably precise shifting performance.
Featuring Shimano’s GRX400 hydraulic disc brakes for powerful, controllable braking.
The Selle Royal SRX Open saddle combines supportive padding with a pressure-relieving central channel.
| Platform | Topstone Alloy |
|---|---|
| Model Name | Topstone 2 GRX - 2x |
| Model Code | C15235U |
| Frame | Topstone, lightweight SmartForm C2 Alloy, 12x142 thru-axle, tapered headtube |
| Fork | Topstone Carbon, 1-1/8" to 1.5" steerer, 55mm OutFront offset |
| Headset | Integrated, 1-1/8" - 1.5" |
| Rear Derailleur | Shimano GRX 400, Shadow RD+ |
| Front Derailleur | Shimano GRX 400 |
| Shifters | Shimano GRX 400, 10-speed |
| Chain | Shimano HG54, 10-speed |
| Crank | Shimano GRX 400 46/30 |
| Rear Cogs | Shimano HG500, 11-32, 10-speed |
| Bottom Bracket | Shimano BSA 68 |
| Brakes | Shimano GRX 400 hydraulic disc, 160/160mm RT30 centerlock rotors |
| Brake Levers | Shimano GRX 400 hydraulic disc |
| Front Hub | Shimano TC500, 12x100mm centerlock |
| Rear Hub | Shimano TC500, 12x142mm centerlock |
| Rims | GXD 1.0, 28h, 23mm internal width, tubeless ready |
| Spokes | Stainless Steel, 14g |
| Wheel Size | 700c |
| Tires | WTB Riddler TCS Light, 700x37c, tubeless ready |
| Handlebar | Cannondale 3, butted 6061 Alloy, 16 deg flare drop |
| Stem | Cannondale 3, 6061 Alloy, 31.8, 7° |
| Grips | Cannondale Knurl Cork, 2.7mm |
| Saddle | Selle Royal SRX Open |
| Seatpost | Cannondale 3, 6061 Alloy, 27.2x350mm |
| Extra | Tubeless valves |
*Specs are subject to change without notice.