Specification

Details

Model

Topstone Carbon 3

Vehicle Category

Gravel Road Bike

Application

Gravel riding, back road exploring, bike packing, off-road adventures

Starting Price (2025)

$3,025.00 USD

Color Options

Carbon

Specification

Details

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

Rear Shock

Kingpin suspension system

Drivetrain Compatibility

Shimano GRX 800/600, 2x12-speed

Dropouts

12x100mm thru-axle (F), 12x142mm thru-axle (R)

Bottom Bracket

Shimano BSA 68

Crank

Shimano GRX 600, 46/30

Chain

Shimano HG M7100, 12-speed

Rear Derailleur

Shimano GRX 820, Shadow RD+

Front Derailleur

Shimano GRX 820, braze-on

Shifters

Shimano GRX 600, 12-speed

Cassette

Shimano HG R7100, 11-34, 12-speed

Specification

Details

Seating

1 passenger (Fizik Aliante Delta, S-alloy rails)

Cargo Capacity

Multiple gear/bottle mounts, StrapRack toolholder

Wheels/Tyres

(F) WTB Riddler TCS Light, 700x45c, tubeless ready / (R) WTB Riddler TCS Light, 700x45c, tubeless ready

Wheel Size

700c

Brakes

Shimano GRX 600 hydraulic disc, 160/160mm RT64 rotors

Brake Levers

Shimano GRX 600 hydraulic disc

Handlebar

Cannondale 3, butted 6061 Alloy, 16 deg flare drop

Stem

Cannondale 3, 6061 Alloy, 31.8, 7°

Headset

Integrated, 1-1/8" - 1-1/2"

Saddle

Fizik Aliante Delta, S-alloy rails

Seatpost

Cannondale 3, 6061 Alloy, 27.2 x 350mm

Seatpost Clamp

Integrated

Grips

Fizik Solocush Soft, 3mm

Front Hub

Formula cartridge bearing, 12x100mm, centerlock

Rear Hub

Formula cartridge bearing, 12x142mm, centerlock

Rims

WTB ST i23 TCS, 700c, 28h, tubeless ready

Spokes

Stainless Steel, 14g

Exterior Features

StrapRack toolholder