Description
Cannondale: Topstone 1 - 2025
The Topstone 1 - 2025 is an amazingly capable, versatile gravel road bike. Built for chasing horizons, exploring routes less travelled or accelerating your commute.
Explore further. Ride freer.
Where it thrives
Gravel roads, out in the elements
What it's built for
Traction, handling, comfort
Highlights
- Lightweight SmartForm C2 Alloy frame w/ full carbon fork
- Shimano GRX 820/600 12-speed gravel group
- Shimano GRX 600/400 hydraulic disc brakes
- WTB ST i23 TCS tubeless ready rims with Riddler 700x37c tires
Straightforward, reliable and a whole hell of a lotta fun, the Topstone Alloy is a gravel bike crafted for those with a taste for adventure – and value. Roll light and free, or load it up for a long haul, Topstone’s comfortable ride, confident handling and up-for-anything capability make it the perfect partner on any road, anywhere.
Specs
Details
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Platform
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Model NameTopstone 1
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Model CodeC15603U
Frameset
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FrameTopstone, lightweight SmartForm C2 Alloy, 12x142 thru-axle, tapered headtube, BSA threaded BBm flat mount disc, StraightShot internal cable routing, multiple gear/bottle mounts
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ForkTopstone Carbon, 1-1/8" to 1.5" steerer, 55mm OutFront offset, flat mount disc, internal routing, 12x100 thru-axle, fender/gear mounts
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HeadsetIntegrated, 1-1/8" - 1.5"
Drivetrain
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Rear DerailleurShimano GRX 820, Shadow RD+
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Front DerailleurShimano GRX 820
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ShiftersShimano GRX 600, 12-speed
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ChainShimano HG M7100, 12-speed
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CrankShimano GRX 600, 46/30
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Rear CogsShimano HG R7100, 11-34, 12-speed
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Bottom BracketShimano BSA 68
Brakes
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BrakesShimano GRX 400 hydraulic disc, 160/160mm RT64 rotors
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Brake LeversShimano GRX 600 hydraulic disc
Wheels
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RimsWTB ST i23 TCS, 28h, tubeless ready
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SpokesStainless Steel, 14g
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Tire Size37
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Wheel Size700
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Hubs(F) Formula cartridge bearing, 12x100mm centerlock / (R) Formula cartridge bearing, 12x142mm centerlock
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TiresWTB Riddler TCS Light, 700x37c, tubeless ready
Components
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HandlebarCannondale 3, butted 6061 Alloy, 16 deg flare drop
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StemCannondale 3, 6061 Alloy, 31.8, 7°
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GripsCannondale Bar Tape, 3.5mm
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SaddleFizik Aliante Delta, S-alloy rails
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SeatpostCannondale 3, 6061 Alloy, 27.2x350mm
Extra
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Extra 1Tubeless valve stems
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