Details
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Platform
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Model Name
Topstone Carbon 3 -
Model Code
C15373U
Frameset
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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, 12×100 thru-axle, triple bottle/gear mounts, fender mounts -
Headset
Integrated, 1-1/8″ – 1-1/2″
Drivetrain
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Rear Derailleur
Shimano GRX 820, Shadow RD+ -
Front Derailleur
Shimano GRX 820, braze-on -
Shifters
Shimano GRX 600, 12-speed -
Chain
Shimano HG M7100, 12-speed -
Crank
Shimano GRX 600, 46/30 -
Rear Cogs
Shimano HG R7100, 11-34, 12-speed -
Bottom Bracket
Shimano BSA 68
Brakes
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Brakes
Shimano GRX 600 hydraulic disc, 160/160mm RT64 rotors -
Brake Levers
Shimano GRX 600 hydraulic disc
Wheels
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Rims
WTB ST i23 TCS, 700c, 28h, tubeless ready -
Spokes
Stainless Steel, 14g -
Tire Size
45 -
Wheel Size
700c -
Hubs
(F) Formula cartridge bearing, 12x100mm, centerlock / (R) Formula cartridge bearing, 12x142mm, centerlock -
Tires
WTB Riddler TCS Light, 700 x 45c, tubeless ready -
Front Tire
WTB Riddler TCS Light, 700 x 45c, tubeless ready -
Rear Tire
WTB Riddler TCS Light, 700 x 45c, tubeless ready
Components
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Handlebar
Cannondale 3, butted 6061 Alloy, 16 deg flare drop -
Stem
Cannondale 3, 6061 Alloy, 31.8, 7° -
Grips
Fizik Solocush Soft, 3mm -
Saddle
Fizik Aliante Delta, S-alloy rails -
Seatpost
Cannondale 3, 6061 Alloy, 27.2 x 350mm
Connectivity
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Wheel Sensor
Cannondale Wheel Sensor
Extra
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Extra 1
StrapRack toolholder