Cannondale Topstone Carbon 3 GRX 1x – Limitless Versatility
The ultimate gravel bike for every adventure
The Cannondale Topstone Carbon 3 GRX 1x is designed to tackle any terrain with maximum comfort and high performance. Thanks to the lightweight carbon frame with KingPin suspension system, this bike offers greater traction, comfort, and control, both on dirt and asphalt.
The Shimano GRX 12v group, with 1x transmission and 10-51 cassette, ensures simplicity and reliability in every situation, while the WTB ST i25 wheels with WTB Riddler 45c tires provide optimal stability and grip. All of this is complemented by an integrated storage compartment and multiple mounting points for accessories and bags.
If you're looking for a versatile, durable gravel bike ready for any adventure, the Topstone Carbon 3 GRX 1x is the perfect choice!
Key Technologies
KingPin Suspension – Comfort and Control on Every Terrain
- Rear suspension KingPin for a smoother ride without sacrificing stiffness.
- No maintenance required, greater traction and stability on unpaved roads.
Proportional Response Geometry – Perfect for Every Size
- Frame structure optimized for every size, from the arrangement of carbon fibers to the geometry.
- Maximum efficiency and comfort, regardless of your height.
Shimano GRX 12v – Reliable and Smooth Performance
- Transmission monocrown with a wide range of ratios 10-51, ideal for challenging climbs and fast descents.
- Change to precise and reliable thanks to the GRX 610/820 group.
Ready for Bikepacking – Take Everything with You
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Integrated Vano StashPort in the diagonal tube, with StashBag included.
- Numerous attacks for bags and bottle holders, perfect for long journeys.
Cannondale Wheel Sensor – Data and Performance at Your Fingertips
- Monitor speed, distance, and route with extreme precision.
- Receive maintenance reminders directly in the Cannondale app.
Technical specifications
Frame and Fork
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Frame: Topstone Carbon, KingPin suspension, internal cable routing, integrated StashPort, prepared for dropper seatpost, removable fender mount.
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Fork: Topstone Carbon, headset 1-1/8" - 1.5", internal cable routing, mounts for fenders and bags.
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Steering series: Acros IS52/40 ICR.
Transmission and Components
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Rear derailleur: Shimano GRX 822 Shadow SGS.
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Shift lever: Shimano GRX 610, 12 speeds.
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Chain: Shimano M7100, 12 speed.
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Crankset: Shimano GRX 610, 40T.
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Cassette: Shimano SLX M7100, 10-51, 12 speeds.
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Bottom bracket: Shimano BSA 68.
Wheels and Tires
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Hubs:
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Front: Shimano TC500, 12x100mm, CenterLock.
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Rear: Shimano TC500, 12x142mm, CenterLock.
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Wheels: WTB ST i25 TCS, 28 holes, tubeless ready.
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Rays: Stainless steel, 14g.
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Tires: WTB Riddler TCS Light, 700x45c, tubeless ready.
Cockpit and Components
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Handlebar: Cannondale 3, aluminum 6061, flare 16°.
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Handlebar attack: Cannondale C1 Conceal, aluminum, -6°.
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Handlebar tape: Cannondale KnurlCork, 2.7mm.
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Sella: Selle Royal SRX Open.
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Seatpost: Cannondale 3, aluminum 6061, 27.2x350mm.
Brakes
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Brakes: Shimano GRX 610 hydraulic, discs 160/160mm RT70.
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Brake lever: Shimano GRX 610 hydraulic.
Connectivity and Extras
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Cannondale wheel sensor, compatible with the Cannondale app for real-time data.
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StashBag for the glove compartment.
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Tubeless valves included for a ready-to-use setup.
Please note
Technical specifications may change without notice based on component availability.
The product images are purely indicative and may not exactly reflect the described features.
"Face any adventure with the Cannondale Topstone Carbon 3 GRX 1x. Freedom starts here!"
Do you want to receive your bike ready for use? Don't forget to add the bike assembly service at the time of purchase! Discover all the details here: Francesconi bike assembly
A Complete Guide to Bike Sizes
Foreword: Not all bike sizes are the same
Each type of bike has a specific frame and often uses a different size scale. For example, a road bike with a 54cm frame might be considered a medium size by one brand, but a large by another.
Bicycle adjustment margins
Some types of bikes, like gravel bikes, offer a wide range of adjustments, adapting to different body types. Other models, however, have limitations in this regard. This is an important aspect to consider.
How to use size charts
We've created a simple guide to help you find the right bike size:
- Check out our size charts for each bike type.
- Learn more with specific tips to help you make the right choice.
Size Charts: Find Your Perfect Bike
Gravel and road bikes
Sizes are based on the length of the top tube (in cm), which determines the reach of the bike.
Cut
|
Recommended height
|
Horizontal tube length
|
XS |
Up to 157 cm |
48-50 cm |
S |
157-167 cm |
50-53 cm |
M |
168-178 cm |
53-56 cm |
THE |
178-185 cm |
56-58 cm |
XL |
Over 185cm |
58-62 cm |
For gravel, measurements may vary slightly due to different geometries, but remain similar.
Mountain bike
MTBs are measured in inches, based on the seat tube.
Cut
|
Recommended height
|
Size (in inches)
|
XS |
Up to 157 cm |
14"-16" |
S |
157-167 cm |
15"-17" |
M |
168-178 cm |
16"-19" |
THE |
178-185 cm |
18"-20" |
XL |
Over 185cm |
20"-23" |
Sizes also vary depending on the type of MTB: full-suspension , hardtail or fat bike .
Children's bikes
The size depends on the size of the wheels, often associated with age:
Age
|
Wheel Size
|
1-3 years |
12" |
2-4 years |
14" |
4-6 years |
16" |
5-8 years |
20" |
8-10 years |
24" |
Over 10 years |
26"/27.5" |
What to do with half measures?
If you are between two sizes:
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Comfort : Choose the larger size.
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Performance : Go for the smaller size.
Final tips for choosing
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Consult the manufacturer's instructions : Always check the brand's guidelines.
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Ask an expert : a specialized workshop can help you choose based on your height, ideal reach and goals.
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Test the bike : If possible, test the model you intend to purchase.