Cannondale Topstone Carbon 4
Details
Nothing is Impassable
The best gravel bike for anything from dirt roads to singletrack trails. With the grip and comfort of the Kingpin suspension, nothing is off-limits.
Where it thrives
Gravel and Dirt Roads, Rough Pavement, Trails
What it's built for
Gravel riding, back road exploring, bike packing and off-road adventures
Highlights
- Lightweight Topstone Carbon frameset with Kingpin suspension, SmartSense Ready / Integrated Cannondale App connectivity
- Shimano GRX 600/400 10-speed gravel group
- WTB ST i23 TCS rims / 700x45c WTB Riddler Comp tires
Go ahead, ride it.
Gravel. Beat-up backroads. Rolling singletrack trails. If your idea of road riding takes you beyond the paved and predictable, Topstone Carbon is the gravel bike for you. With the go-anywhere, ride-anything traction of its revolutionary Kingpin suspension system, it delivers more comfort on-road, and more grip- and-rip control off-road than any other bike on the market.
Kingpin Suspension
Delivering a smooth ride without the added weight and complexity of a shock and links, Kingpin is our answer for the most demanding gravel riders. Whether you need more comfort to go long, more traction to push beyond or more give to take on the tech—Kingpin is the maintenance-free, lightweight answer to your prayers.
Load Up. Roll Out.
With plentiful gear and water bottle mounts on the frame and fork, Topstone Carbon is ready to load up and go long.
Corner like a Boss
Rail through the rough and come out smiling. Led by our OutFront steering geometry, the Topstone Carbon offers up handling that's serenely stable in the chop, and light & nimble everywhere else.
| Size | X-Small | Small | Medium | Large | X-Large |
|---|---|---|---|---|---|
| Seat Tube Length (cm) | 41 | 45.8 | 50.5 | 55.3 | 59 |
| Top Tube Horizontal (cm) | 53.3 | 54.4 | 55.7 | 57.2 | 58.7 |
| Top Tube Actual | 50.3 | 51.6 | 53.2 | 55 | 56.7 |
| Head Tube Angle | 70.0° | 71.2° | 71.2° | 71.2° | 71.2° |
| Seat Tube Angle Effective | 73.1° | 73.1° | 73.1° | 73.1° | 73.1° |
| Seat Tube Angle Actual | 71.4° | 71.6° | 71.8° | 71.9° | 72.1° |
| Standover (cm) | 70.4 | 74.5 | 78.5 | 82.3 | 85.7 |
| Head Tube Length (cm) | 10.5 | 12.3 | 15 | 17.7 | 20.5 |
| Wheelbase (cm) | 101 | 101.3 | 102.9 | 104.4 | 106.1 |
| Front Center (cm) | 60.1 | 60.3 | 61.7 | 63.3 | 64.9 |
| Chain Stay Length (cm) | 42 | 42 | 42 | 42 | 42 |
| Bottom Bracket Drop (cm) | 7.4 | 6.9 | 6.7 | 6.7 | 6.4 |
| Bottom Bracket Height (cm) | 27.8 | 28.3 | 28.5 | 28.5 | 28.8 |
| Fork Rake (cm) | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Trail (cm) | 6.9 | 6.2 | 6.2 | 6.2 | 6.2 |
| Stack (cm) | 53.4 | 55.1 | 57.4 | 60 | 62.4 |
| Reach (cm) | 37.1 | 37.7 | 38.3 | 39 | 39.7 |
| Size | Height (inches) | Height (cm) |
|---|---|---|
| X-Small | 5’0” - 5’5” | 152 - 165cm |
| Small | 5’4” - 5’9” | 162 - 175cm |
| Medium | 5’7” - 6'1" | 170 - 185cm |
| Large | 5’11” - 6'4" | 180 - 193cm |
| X-Large | 6’3” - 6'8" | 190 - 203cm |
Specs
| Frame | Topstone Carbon, Kingpin suspension system, SmartSense compatible, 12x142mm thru-axle, 27.2 dropper post ready, BSA 68mm threaded BB, DirectLine internal cable routing, 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 |
| Wheels | WTB ST i23 TCS, 700c, 28h, tubeless ready |
| Hubs |
Front: Formula cartridge bearing, 12x100mm, centerlock Rear: Formula cartridge bearing, 12x142mm, centerlock |
| Spokes | Stainless Steel, 14g |
| Tires | WTB Riddler Comp, 700 x 45c |
| Bottom Bracket | Shimano BSA 68 |
| Crankset | Shimano GRX 600, 46/30 |
| Shifters | Shimano GRX 400, 10-speed |
| Front Derailleur | Shimano GRX 400, braze-on |
| Rear Derailleur | Shimano GRX 400, Shadow RD+ |
| Cassette/Freewheel | Shimano HG500, 11-34, 10-speed |
| Chain | KMC X10, 10-speed |
| Brakes | Shimano GRX 400 hydraulic disc, 160/160mm RT54 rotors |
| Brake Levers | Shimano GRX 400 hydraulic disc |
| Handlebars | Cannondale 3, butted 6061 Alloy, 16 deg flare drop |
| Tape/Grips | Fizik Solocush Soft, 3mm |
| Stem | Cannondale 3, 6061 Alloy, 31.8, 7° |
| Headset | Integrated, 1-1/8" - 1-1/2" |
| Seatpost | Cannondale 3, 6061 Alloy, 27.2 x 350mm |
| Saddle | Fizik Aliante Delta, S-alloy rails |
| Pedals | Sold separately |
| Accessories & Extras | StrapRack toolholder |
* Subject to change without notice.
Part Numbers
| Option | UPC | MPN | Store SKU |
|---|---|---|---|
| Smoke Black / X-Large | 884603931301 | C15402U10XL | 210000004228 |