Colnago G3-X Shimano GRX 820 12-speed RS370 G3SB Gravel Bike

The Colnago G3-X GRX 800 12-speed is a high-end gravel bike designed for demanding cyclists seeking exceptional performance. It is manufactured by the renowned Italian brand Colnago, known for its quality bikes.

This model is equipped with a Shimano GRX 800 12-speed groupset, ensuring precise and smooth gear changes, as well as a wide range of gear ratios to tackle all types of terrain. The GRX hydraulic disc brakes offer excellent braking power, ensuring maximum safety, particularly in wet conditions.

The Colnago G3-X frame is designed to offer an optimal combination of lightness, stiffness and comfort, making it an ideal choice for gravel riding, long-distance rides or adventures on varied roads. The frame geometry has been carefully engineered to provide an aerodynamic and comfortable riding position.

Please note that the photo is for illustrative purposes only; this bike is fitted with the Shimano GRX 820 groupset and Shimano RS370 wheels.

Technical specifications:

Frame:
- Frame: Colnago G3-X carbon disc
- Fork: Colnago G3-X carbon

Groupset:
- Shifters: GRX 820 1x12-speed
- Front derailleur: GRX 820 1x12-speed
- Rear derailleur: GRX 820 12-speed
- Cassette: GRX 820 12-speed
- Crankset: GRX 820 12-speed

Brakes:
- Brakes: GRX 820 12-speed hydraulic
- Discs: Shimano Center-lock

Accessories:
- Handlebar / Stem: Deda
- Saddle: Prologo

Wheels & tyres:
- Wheels: Shimano RS370
- Tyres: Pirelli

General information:
- Colour: G3SB
- Sizes: 46 / 49 / 52 / 55 / 58
- (Geometry in photo gallery)
- Brand: Colnago

Geometry:

(mm)	46	49	52	55	58
A	535	554	573	591	600
B	371	380	390	400	410
C	102	122	140	159	167
D	460	490	520	550	580
E	513	539	560	578	593