2020 Cannondale

SystemSix Hi-MOD Dura-Ace Di2

A carbon frame aero bike with ultra high-end components and hydraulic disc brakes.
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MSRP$12,000
Weight16.8 lbs  
FrameCarbon
SuspensionRigid
ForkCarbon
Wheels700c Carbon
Drivetrain2 × 11 Electronic
GroupsetDura-Ace Di2, Vision
Power MeterIntegrated
BrakesHydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
SystemSix Hi-MOD Dura-Ace Di2
Other Aero bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

41 mph

SystemSix Hi-MOD Dura-Ace Di2

40 mph

Similar Bikes

Highest gear

(descending)

Sizing
47cm

5'2" – 5'8"

51cm

5'5" – 5'10"

54cm

5'7" – 5'11"

56cm

5'10" – 6'3"

58cm

6'0" – 6'4"

60cm

6'2" – 6'6"

62cm

6'5" – 6'9"

Rider Fit Notes

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Reviews
Cyclist
Cannondale SystemSix Ultegra review

Dec 2020 · Marc Abbott

Ultra-efficient aero racer with blistering performance and enviable comfort

Highs
  • Rapid handling

  • Proven aero performance

  • Incredible wheelset

  • Top comfort

  • Surprisingly adept climber

  • An altogether thrilling ride

Lows
  • A few 105 groupset components lurking in the shadows

Read Review

Cycling Weekly
Cannondale SystemSix Carbon Ultegra Di2

Dec 2019 · Rupert Radley

The Cannondale SystemSix avoids the teething problems many brand's first aero bikes suffered from

Highs
  • Compliant frame

  • Fast wheels

  • Handling

Lows
  • Weight

  • Tyres

Read Review

Road Bike Action
Bike Test: Cannondale SystemSix

Sep 2019 · David Kennedy

Cannondale reintroduces an all-new and all-faster SystemSix

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VeloNews
Cannondale SystemSix Hi-Mod Ultegra Di2

May 2019 · Dan Cavallari

Combining aero and all-around functionality is a tricky task. Cannondale's SystemSix does it better than most.

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Gran Fondo Magazine
Cannondale SystemSix Hi-MOD DURA-ACE Di2 Review

Nov 2018 · Manuel Buck

The Cannondale SystemSix Hi-Mod was designed with a single goal in mind: to be the fastest and most efficient race bike. Did Cannondale succeed?

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Bikerumor
First Ride Review: 2019 Cannondale SystemSix, disc brakes & aero. Fastest road bike in the world?

Jul 2018

Riding the fast, new Cannondale SystemSix on Griona's rolling roads, it became clear this was more than just another carbon, disco brake aero road bike.

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BikeRadar
Cannondale SystemSix Hi-Mod Dura-Ace Di2 first ride review

Jul 2018 · Warren Rossiter

7kg weight (including two bottle cages and an out-front Garmin mount) is impressively light for an aero road bike, especially one running 64mm deep aero wheels, and you’ll shed a few grams more if running it tubeless, as intended.. .

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Cycling Tips
Cannondale 2019 SystemSix first-ride review: 'Don't call it an aero bike!' - CyclingTips

Jul 2018 · Dave Everett

I’ve long been a fan of Cannondale bikes. I admired them for many years and finally acquired my very first back in the mid-2000s: a CAAD7 in what is possibly the most magnificent paint job they’ve ever done. A clear coat of toffee apple red lacquer with Saeco decals. I still regret selling that bike. […]

Read Review

Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

BallisTec Hi-MOD Carbon, integrated cable routing w/ Switchplate, SAVE, PF30a, flat mount disc, 142x12 Speed Release thru-axle

BB StandardPF30, Press Fit

ColorMatte Black

Fork

BallisTec Hi-MOD Carbon, 1-1/8" - 1-1/4" steerer, 12x100mm Speed Release thru-axle, flat mount disc, 55mm offset (47-51cm) 45mm offset (54-62cm)

Bottom Bracket

Cannondale Alloy PressFit30

Headset

Tapered, 1-1/8” upper, 1-1/4” lower bearing

Stem

HollowGram Stem KNØT, alloy w/ cable cover, -17°

Handlebar

HollowGram SystemBar KNØT, alloy w/ cable cover

Saddle

Prologo Dimension Nack NDR, 143mm width, carbon rails

Seatpost

HollowGram 60 KNØT Carbon, 330mm

TypeRigid

Pedals

Not Included

Grips

Cannondale Grip Bar Tape w/Gel, 3.5mm

Groupset
Rear Derailleur

Shimano Dura-Ace Di2

Front Derailleur

Shimano Dura-Ace Di2, braze-on

Crank

HollowGram SiSL2 w/ pre-installed power2max NG Eco Power Meter (not activated), BB30a, Vision rings, 52/36

Power Meter

HollowGram SiSL2 w/ pre-installed power2max NG Eco Power Meter (not activated), BB30a, Vision rings, 52/36

Shifters

Shimano Dura-Ace Di2 hydraulic disc, 2x11

Cassette

Shimano Dura-Ace, 11-30, 11-speed

Chain

Shimano Dura-Ace, 11-speed

Brakes

Shimano Dura Ace Di2 hydraulic disc, 160/140mm RT900 rotors

TypeHydraulic Disc

Brake Levers

Shimano Dura-Ace Di2 hydraulic disc

Wheels
Rims

HollowGram 64 SL KNØT, Carbon, 20h front, 24h rear, 64mm deep, 21mm ID, tubeless ready

Spokes

DT Swiss Aerolite, straight-pull

Front Hub

HollowGram KNØT, sealed bearing 12x100mm centerlock

Rear Hub

HollowGram KNØT, 12x142mm centerlock w/ DT Swiss internals

Tires

Vittoria Rubino Pro Speed, 700x26mm (23c)

Rider Notes
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Last updated October 31
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