2020 Cannondale Topstone Carbon Ultegra RX 2

A carbon frame gravel bike with high-end components and hydraulic disc brakes, priced near the middle of the Topstone model range. Compare the full range

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2020 Cannondale Topstone Carbon Ultegra RX 2
MSRP$3,300
Weight19.8 lbs
FrameCarbon
ForkCarbon
Wheels700c
Tires37c
Drivetrain2 × 11
GroupsetUltegra, FSA
BrakesHydraulic Disc
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Gearing

2 × 11 — 22 speed

Topstone Carbon Ultegra RX 2

36 mph

Similar Bikes

36 mph

The Topstone Carbon Ultegra RX 2 is easier to ride up hills than similar bikes.

The Topstone Carbon Ultegra RX 2 is geared about the same as similar bikes for riding downhill.


Estimated Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more. Learn more

Spec level →$0$500$1,000$1,500$2,000$2,500$3,000
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Geometry

Specs
Build
Frame

All-New, BallisTec Carbon, Kingpin suspension system, Proportional Response size-specific construction, Directline internal cable routing, BB30-83 Ai, 142x12 Speed Release thru-axle, flat-mount disc, removable fender bridge, multiple gear/bottle mounts, dropper post compatible, Kingpin suspension system, Proportional Response size-specific construction, Directline internal cable routing, BB30-83 Ai, 142x12 Speed Release thru-axle, Flat-mount disc, Removable fender bridge, Multiple gear/bottle mounts, Dropper post compatible

BB StandardPF30, press-fit

Fork

All-New, BallisTec Carbon, 55mm OutFront offset, SAVE, 1-1/8" to 1.5" steerer, integrated crown race, Directline internal routing, 12x100mm Speed Release thru-axle, flat mount disc, gear/rack/fender mounts

Bottom Bracket

Cannondale Alloy PressFit30

Headset

Integrated, 1.5" lower to 1-1/8" upper w/ reducer, 25mm Alloy top cap

Stem

Cannondale 2, 6061 alloy, 31.8, 6°

Handlebar

Cannondale 3, butted 6061 alloy, 16 deg flare drop

Saddle

Fabric Scoop Radius Elite, cro-mo rails

Seatpost

Cannondale 2, carbon, 27.2 x 350mm

Grips

Cannondale Grip Bar Tape w/Gel, 3.5mm

Groupset
Rear Derailleur

Shimano Ultegra RX GS Shadow Plus

Front Derailleur

Shimano Ultegra, braze-on

Crank

Cannondale 1, BB30a, FSA rings, 46/30

Shifters

Shimano Ultegra hydro disc, 2x11

Cassette

Shimano 105, 11-34, 11-speed

Chain

Shimano HG601, 11-speed

Brakes

Shimano Ultegra hydro disc, 160/160mm RT54 rotors

Brake Levers

Shimano Ultegra hydro disc

Wheels
Rims

WTB KOM Light i23 TCS, 28h, tubeless ready

Spokes

Stainless Steel, 14g (Ai Offset Dish - rear)

Front Hub

Formula CL-712, 12x100 centerlock

Rear Hub

Formula RXC-400, 12x142 centerlock

Tires

WTB Riddler TCS Light, 700 x 37c, tubeless ready

2020 Cannondale Topstone Carbon Ultegra RX 2
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