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The best dual-suspension gravel bike for rugged dirt roads and singletrack trails. With the Kingpin system and Lefty fork, 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 frame with Kingpin suspension / Lefty Oliver Carbon gravel suspension fork, 30mm travel
SRAM Force eTap electronic 12-speed group / SAVE Carbon seatpost
HollowGram G-S 27 Carbon wheels w/ 700x44c WTB Raddler tires
Details |
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| Platform | Topstone Carbon |
| Model Name | Topstone Carbon 1 Lefty |
| Model Code | C15102U |
Frameset |
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| Frame | Topstone Carbon, Kingpin suspension system, SmartSense compatible, Proportional Response construction, 12x142mm thru-axle, 27.2 dropper post ready, BSA 68mm threaded BB, DirectLine internal cable routing, removable fender bridge, multiple gear/bottle mounts |
| Fork | Lefty Oliver Carbon, 30mm travel, lockout, Chamber Damper w/ All-Over tune, ISO High-Ride air spring, tapered steerer, 700c, 55mm offset |
| Headset |
Integrated, 1-1/8" - 1-1/2"
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Drivetrain |
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Rear Derailleur
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SRAM Force eTap AXS XPLR |
| Shifters | SRAM Force eTap AXS, 12-speed |
| Chain | SRAM Force, 12-speed |
| Crank | SRAM Force Direct Mount, 40T |
| Rear Cogs | SRAM XG-1271 XPLR, 10-44, 12-speed |
| Bottom Bracket | SRAM DUB BSA Road 68 Wide |
Brakes |
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| Brakes | SRAM Force eTap AXS hydraulic disc, 160/160mm CenterLine 6-bolt rotors |
| Brake Levers |
SRAM Force eTap AXS
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Wheels |
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| Rims | HollowGram G-S 27 Carbon, 700c, 27mm internal width, 21mm deep, 28h, hookless, tubeless compatible |
| Spokes | Formula Grand Forza, double butted |
| Tires | WTB Raddler TCS Light, 700 x 44c, tubeless ready |
| Tire Size | 44 |
| Wheel Size | 700c |
| Hubs | (F) HollowGram, sealed bearing 12x100mm, 6 bolt / (R) HollowGram 12x142mm w/ DT Swiss 350 internals, 6 bolt |
| Front Tire |
WTB Raddler TCS Light, 700 x 44c, tubeless ready |
| Rear Tire | WTB Raddler TCS Light, 700 x 44c, tubeless ready |
Components |
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| Handlebar | Cannondale 2 ShortDrop, 7050 alloy, 12 deg flare drop |
| Stem | Cannondale 1, 7050 Alloy, -7° |
| Grips | Fizik Solocush Soft, 3mm |
| Saddle | Fizik Terra Argo X3, kium rails |
| Seatpost | SAVE Carbon, 27.2, 350mm (XS-L), 400mm (XL) |
Connectivity |
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| Wheel Sensor | Cannondale Wheel Sensor |
Extra |
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| Extra 1 | StrapRack toolholder |
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