Colnago G4-X Shimano GRX 822 1x 2025 bike details 02
Colnago G4-X Shimano GRX 822 1x 2025 bike details 03
Colnago G4-X Shimano GRX 822 1x 2025 bike details 04
Colnago G4-X Shimano GRX 822 1x 2025 bike details 05
Colnago G4-X Shimano GRX 822 1x 2025 bike details 01

Summary

The Colnago Colnago G4-X Shimano GRX 822 1x, a Road bike released in 2025, priced at £4400. It features a frame made of Carbon Fiber and a fork constructed from Carbon Fiber. The bike is equipped with a (This groupset has a single chainring), (This groupset has a single chainring) groupset (Electric Shifting: No). It uses Disc Brake braking for confident stopping power. Rolling on a Fulcrum Lite ER (for clincher and tubeless ready) wheelset, it features a Shimano T47-86mm, Shimano T47-86mm bottom bracket for drivetrain efficiency. It uses Internally Routed cable routing for a cleaner look and improved aerodynamics. It supports tires up to 45 mm, offering flexibility for comfort or off-road use. This bike is UCI compliant, meaning it can be used in officially sanctioned races. It comes with a limited 3-year warranty. Curious how it stacks up against similar bikes? Compare below...

Colnago G4-X Shimano GRX Di2 825 2x - 2025

Price: £4,399.00 (-£1.00)

Colnago G4-X Sram Red AXS - 2025

Price: £4,100.00 (-£300.00)

Colnago G4-X Sram Rival AXS - 2025

Price: £4,100.00 (-£300.00)

Colnago G4-X Sram Force AXS - 2025

Price: £4,100.00 (-£300.00)

Colnago G4-X Shimano GRX Di2 825 2x - 2025

Price: £4,399.00 (-£1.00)

Colnago G4-X Sram Red AXS - 2025

Price: £4,100.00 (-£300.00)

Colnago G4-X Sram Rival AXS - 2025

Price: £4,100.00 (-£300.00)

Colnago G4-X Sram Force AXS - 2025

Price: £4,100.00 (-£300.00)

Colnago G4-X Shimano GRX Di2 825 2x - 2025

Price: £4,399.00 (-£1.00)

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Focus IZALCO MAX 8.9 - 2024

Price: £4,399.00 (-£1.00)

GiantPropel Advanced Pro 0 1X

Giant Propel Advanced Pro 0 1X - 2025

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Giant Defy Advanced Pro 1 - 2025

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Quick Compare Colnago G4-X Shimano GRX 822 1x to:

Bike Info

Worldwide Shipping: Yes

Delivery across the globe!

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Warranty: 3 Years

Limited warranty website average: 3.12 years

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Released: 2025

The bike was released this year

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Bike Type: Road

The style of riding intended for this bike

Bike Spec

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Weight

The weight of this bike is unknown

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Groupset

(This groupset has a single chainring), (This groupset has a single chainring)

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Wheelset

Fulcrum Lite ER (for clincher and tubeless ready)

Disc Brake

Brake Type: Disc Brake

Welcome to the future!

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Frameset Material

Carbon Fiber

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Max Tire Size: 45 mm

This is the max tire size you can use

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UCI Approved: Yes

You can use for official races

Sizing & Geometry

Frame Sizes

45 48 52 54 57

This frame comes in 5 sizes, this is 0.55 less sizes than the website average.

Handebar Sizes Available

40 42 44

Crank Arm Sizes Available

170 172.5 175

Frame Details

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Frame Weight

Unknown

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Frame Material

Carbon Fiber

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Forks

Carbon fork for disc brakes, external cables, section with round circumference

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Fork Material

The forks are made from Carbon Fiber

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Cables: Internally Routed

Routed through bars, stem and frame

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Axel Type: Thru-axle

How the wheels are secured to the frame

Disc Brake

Brake Type: Disc Brake

Welcome to the future!

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Brake Mount:

How the calipers are mounted

No

Integrated bar and stem: No

You can use any bar and stem

Drivechain Details

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Groupset name

(This groupset has a single chainring), (This groupset has a single chainring)

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Electric Groupset: No

This bike doesn't have electric gears

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Shifters

Drivetrain, Shimano GRX 822 1x, Shimano GRX 822 1x

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Front Derailleur

(This groupset has a single chainring), (This groupset has a single chainring)

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Rear Derailleur

Shimano GRX 1x: Shimano RD-RX822-SGS, Shimano GRX 1x: Shimano RD-RX822-SGS

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Cassette

Shimano GRX 1x: 10-51 12v, Shimano GRX 1x: 10-51 12v

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Cranks

Shimano GRX 1x: 42T, Shimano GRX 1x: 42T

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Power Meter: No

This bike doesn't have a power meter

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Bottom Bracket

Shimano T47-86mm, Shimano T47-86mm

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Chain

Shimano GRX: Shimano CN-M8100 12V, Shimano GRX: Shimano CN-M8100 12V

Wheel & Tire Details

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Wheelset Name

Fulcrum Lite ER (for clincher and tubeless ready)

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Front Wheel Depth

24mm

Rear Wheel Depth Icon

Rear Wheel Depth

24mm

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Tires

Pirelli Cinturato Gravel 40 TLR, Pirelli Cinturato Gravel 40 TLR

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Tire Type

Unknown

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Max Tire Size: 45 mm

This is the max tire size you can use

Brakes

Disc Brake

Brake Type: Disc Brake

Welcome to the future!

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Brake Mount:

How these disc brakes are mounted

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Brakes

Brakes, Shimano RX-820, 160 mm Front / 160 mm Rear, RT-MT800-S rotors, Shimano RX-820, 160 mm Front / 160 mm Rear, RT-MT800-S rotors

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Brake Rotors

RT-MT800-S rotors

Other Components

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Saddle

Saddle "Prologo" Kappa BK "Selle Italia" Model X BB FEC

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Seatpost

Carbon seatpost, 0.15 offset, "D-Shape" section

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Handlebars

Deda Gravel 100, Sizes 46s, Width: 400 mm, Sizes 49s - 55s, Width: 420 mm, Sizes 58s, Width: 440 mm, Deda Gravel 100, Sizes 46s, Width: 400 mm, Sizes 49s - 55s, Width: 420 mm, Sizes 58s, Width: 440 mm

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Bar Tape

Manufactures Description

The G4-X is the result of optimizing all those factors that are important when you have to compete or go hard on dirt roads: handling, lightness, downhill rideability, stability, frame responsiveness, and, like all Colnago bikes, surprisingly wonderful to ride.