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2024 Cervélo

Áspero GRX RX820

A carbon frame gravel bike with high-end components and shimano grx 800 hydraulic disc brakes.
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Manufacturer Price

$4,100
FrameCarbon
SuspensionRigid
ForkCarbon
Wheels700c Carbon
Drivetrain2 × 12
GroupsetGRX 800
BrakesShimano GRX 800 Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
Áspero GRX RX820
Other Gravel 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)

38 mph

Áspero GRX RX820

36 mph

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Highest gear

(descending)

Spec Level

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

Compare the full Áspero model range

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Reviews

Summary

The Cervélo Aspero is a high-performance gravel bike that excels in speed, comfort, and versatility, making it a favorite for both racing and casual rides. Its aerodynamic design, improved ride quality, and responsive handling stand out, though it lacks some utility features like fender mounts. The bike is praised for its value and performance across various terrains, from smooth roads to challenging gravel paths.

Pros
  • Smooth and comfortable ride with efficient power transfer

  • Aerodynamic design for improved speed

  • Versatile across tarmac and gravel surfaces

  • Good value for a premium brand

  • Responsive and nimble handling

Cons
  • Lacks fender or rack mounts

  • Not ideal for extreme off-road adventures

  • Limited tire clearance compared to some competitors

Key Quotes
Cervelo has softened up their more affordable Aspero gravel/all-road bike while still adding speed and on-road/off-road versatility.
Bike Perfect logoBike Perfect
The resulting 2024 Cervelo Aspero is now a 'faster, more comfortable, and more versatile' gravel bike – whether you are racing the pack, or just your friends to the cafe stop.
Bikerumor logoBikerumor
The Áspero doesn’t beat around the bush when you clip in and set off: it just wants to go.
Gran Fondo Magazine logoGran Fondo Magazine

Feedback?

View all reviews

Velo
First Ride: Cervelo Áspero-5 Is a Fast Gravel Bike That Might Just Replace Your Road Bike

Jun 2025 · Alvin Holbrook

The Cervelo Áspero-5 gravel bike is a claimed 34 Watts faster than the next fastest bike. Are the choices and compromises worth the speed?

Read Review

Bicycling
First Ride: Cervélo Polishes Its Áspero Gravel Bike

Apr 2024

Refinements for 2024 to Cervélo’s fast-gravel platform include new geometry, increased aerodynamics, and better tire clearance.

Read Review

Bikerumor
2024 Cervélo Áspero Gravel Bike Tweaked to Go Faster with Bigger Tires & a T47 BB

Apr 2024 · Cory Benson

A new Cervelo Aspero gravel race bike bring more speed and versatility with aero updates, integration, bigger tire clearance & a T47 BB…

Read Review

BikeRadar
Cervélo Áspero Rival XPLR AXS review

Apr 2024 · Warren Rossiter

More comfort means more speed, according to Cervélo

Highs
  • Road bike ride position is balanced with a comfortable ride

  • Great specification especially the wheels

Lows
  • Not one for more extreme technical trails

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Canadian Cycling Magazine
First look at the new Cervélo Áspero

Apr 2024 · Matthew Pioro

The Cervélo Áspero frame is easier on your body, while making you faster

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Cyclist
Cervélo Áspero gravel bike review

Apr 2024 · Laurence Kilpatrick

The Cervélo Áspero is one half of the US brand’s gravel offering, providing a more affordable carbon-framed gravel bike that

Highs
  • Versatile

  • Comfortable to ride

  • Increased tyre and chainring clearance

  • Fast on gravel and road surfaces

Lows
  • Minimal mounts

  • Better on smoother surfaces

  • Flip-chip not hugely noticeable

Read Review

Gran Fondo Magazine
Cervélo Áspero GRX RX815 Di2 gravel bike in review

May 2022 · By

The Cervélo Áspero GRX RX815 Di2 is designed for racing and made for gravel fans who love speed and chasing KOMs. Nevertheless, with an electronic 2x drivetrain and a classic two-piece cockpit, it should maintain good all-round capabilities. Our group test pits it against 18 of the best gravel bikes of the season to reveal whether this is the case.

Highs
  • Performance and ergonomics of the Shimano GRX RX815 Di2 drivetrain

  • Generous protection on the down tube

  • Carving fun on hardpack

  • Brilliant paint job

Lows
  • Vague handling when riding slowly

  • Limited mounting points

Read Review

Geometry
Specs
Build
Frame

Carbon fiber

BB StandardT47, Threaded

ColorsMarigold; Black / Charcoal

Fork

Cervélo All-Carbon, Tapered Aspero Fork

Bottom Bracket

FSA, T47 BBright for 24mm spindle

Headset

FSA IS2 1-1/4, 45° x 45° / 1-1/2, 36° x 45°

Stem

Cervélo ST36 Alloy, Size 48 - 80mm Size 51 - 80mm Size 54 - 90mm Size 56 - 90mm Size 58 - 100mm Size 61 - 100mm

Handlebar

Cervélo AB09 Carbon, 31.8mm clamp, 16 degree flare, Size 48 - 36cm Size 51 - 38cm Size 54 - 40cm Size 56 - 40cm Size 58 - 42cm Size 61 - 42cm

Saddle

Prologo Nago R4 PAS Steel

Seatpost

Cervélo SP19 Carbon 27.2, Size 48 - 0mm Size 51 - 0mm Size 54 - 0mm Size 56 - 0mm Size 58 - 0mm Size 61 - 15mm

TypeRigid

Groupset
Rear Derailleur

Shimano GRX, RX820

Front Derailleur

Shimano GRX, RX820

Crank

Shimano GRX, RX820, 48/31T, Size 48 - 165mm SRAM, 170mm Shimano Size 51 - 165mm SRAM, 170mm Shimano Size 54 - 170mm Size 56 - 170mm Size 58 - 172.5mm Size 61 - 172.5mm

Shifters

Shimano GRX, RX820

Cassette

Shimano HG710, 11-36T, 12-Speed

Chain

Shimano M8100

Brakes

Shimano GRX, RX820

TypeShimano GRX 800 Hydraulic Disc

Wheels
Rims

Front: Reserve 30 GR AL, Reserve 4LD, 12x100mm, 24H, centerlock, tubeless compatible, Cervélo Aero Thru Axle Front, M12x1.5mm, 127mm length, Rear: Reserve 30 GR AL, Reserve 4LD, 12x142mm, XDR freehub, 24H, centerlock, tubeless compatible, Cervélo Aero Thru Axle Rear, M12x1.0mm, 169mm length

Tires

WTB Vulpine TCS Light Fast Rolling Dual DNA 60tpi 700x45c

Rider Notes
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First added April 30

Last updated September 7

Not listed for 285 days