Bike Info
Worldwide Shipping: Yes
Delivery across the globe!
Warranty: 3 Years
Limited warranty website average: 3.12 years
Released: 2025
The bike was released 1 years ago
Bike Type: Road
The style of riding intended for this bike
Bike Spec
Weight
The weight of this bike is unknown
Groupset
Shimano GRX 2x: Shimano FD-RX820, Shimano GRX 2x: Shimano FD-RX820
Wheelset
Fulcrum Lite ER
Brake Type: Disc Brake
Welcome to the future!
Frameset Material
Carbon Fiber
Max Tire Size: 45 mm
This is the max tire size you can use
UCI Approved: Yes
You can use for official races
Sizing & Geometry
Frame Sizes
45 48 52 54 57This frame comes in 5 sizes, this is 0.56 less sizes than the website average.
Frame Details
Frame Weight
Unknown
Frame Material
Carbon Fiber
Forks
Carbon fork for disc brakes, external cables, section with round circumference
Fork Material
The forks are made from Carbon Fiber
Cables: Internally Routed
Routed through bars, stem and frame
Axel Type: Thru-axle
How the wheels are secured to the frame
Brake Type: Disc Brake
Welcome to the future!
Brake Mount:
How the calipers are mounted
Integrated bar and stem: No
You can use any bar and stem
Drivechain Details
Groupset name
Shimano GRX 2x: Shimano FD-RX820, Shimano GRX 2x: Shimano FD-RX820
Electric Groupset: Yes
This bike has electric gears
Shifters
Drivetrain, Shimano GRX 820 2x, Shimano GRX 820 2x
Front Derailleur
Shimano GRX 2x: Shimano FD-RX820, Shimano GRX 2x: Shimano FD-RX820
Rear Derailleur
Shimano GRX 2x: Shimano RD-RX820, Shimano GRX 2x: Shimano RD-RX820
Cassette
Shimano GRX 2x: 11-36 12v, Shimano GRX 2x: 11-36 12v
Cranks
Shimano GRX 2x: 48-31T, Shimano GRX 2x: 48-31T
Power Meter: No
This bike doesn't have a power meter
Bottom Bracket
Shimano T47-86mm, Shimano T47-86mm
Chain
Shimano GRX: Shimano CN-M8100 12V, Shimano GRX: Shimano CN-M8100 12V
Battery
Unknown
Wheel & Tire Details
Wheelset Name
Fulcrum Lite ER (for clincher and tubeless ready)
Front Wheel Depth
24mm
Rear Wheel Depth
24mm
Tires
Pirelli Cinturato Gravel 40 TLR, Pirelli Cinturato Gravel 40 TLR
Tire Type
Unknown
Max Tire Size: 45 mm
This is the max tire size you can use
Brakes
Brake Type: Disc Brake
Welcome to the future!
Brake Mount:
How these disc brakes are mounted
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
Brake Rotors
Unknown
Other Components
Saddle
Saddle "Prologo" Kappa BK "Selle Italia" Model X BB FEC
Seatpost
Carbon seatpost, 0.15 offset, "D-Shape" section
Handlebars
CC.01 Wide integrated cockpit, Sizes 450, Width: 400 mm, Sizes 480 -540, Width: 420 mm, Sizes 570, Width: 440 mm, CC.01 Wide integrated cockpit, Sizes 450, Width: 400 mm, Sizes 480 -540, Width: 420 mm, Sizes 570, Width: 440 mm
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.
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