Bicycle Archive · Specification report

2026 Colnago C68 Gravel Shimano GRX 1x

Velopedia Archive ID 900000336

Overview

Model year	2026
Brand	Colnago
Model	C68 Gravel Shimano GRX 1x
Bicycle type	Cyclocross/Gravel
Archive ID	900000336
Original MSRP	From $8,537.00
Colors	G3G2; HGBK; RVWH
Sizes	450; 480; 510; 540; 570

Frameset

Frame construction	Modular carbon frame construction: 8 carbon parts.
Frame material	Carbon fiber
Fork	Colnago carbon fork for disc brakes, integrated cables.
Fork material	Carbon fiber

Drivetrain

Component group	Shimano GRX 1x
Shifters	Shimano ST-RX820
Front derailleur	This groupset has a single chainring.
Rear derailleur	Shimano GRX 1x: Shimano RD-RX822-SGS
Crankset	Shimano GRX 1x: 42T
Bottom bracket	T47 Shimano with Steel Bearings
Cassette	Shimano GRX 1x: 10-51 12v
Chain	Shimano GRX: Shimano CN-M8100 12V

Brakes

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

Cockpit & contact points

Headset	ACROS ss 1"1/4 3547 steel bearing
Handlebar	Colnago CC.01 integrated Cockpit - Wide geometry.
Stem	CC01 integrated cockpit
Saddle	Option 1Prologo DimensionOption 2Selle Italia Novus MG
Seatpost	Carbon seatpost, 0.15 offset, "D-Shape" section

Wheels & tires

Hubs	Aluminium, Sealed Cartridge Bearings
Wheels	Fulcrum Rapid Red 900 DB \| 2-Way Fit Ready (for tyre and tubeless ready)
Rims	Material: Rims: aluminium, Spokes: stainless steel.; Rim Height: Front: 24.1 mm; Rear: 24.1 mm; Internal Channel Width: 22 mm
Front tire	Pirelli Cinturato Gravel H TLR (40-622)
Rear tire	Pirelli Cinturato Gravel H TLR (40-622)

Geometry · 450

Effective top tube	520 mm
Head tube	130 mm
Head-tube angle	75°
Seat-tube angle	75°
Chainstay / rear center	425 mm
Bottom-bracket drop	72 mm
Reach	375 mm
Stack	541 mm
Front center	596 mm
Fork length / axle-to-crown	409 mm
Crank length	170 mm
Stem length	80 mm

Geometry · 480

Effective top tube	545 mm
Head tube	130 mm
Head-tube angle	70.5°
Seat-tube angle	74°
Chainstay / rear center	425 mm
Bottom-bracket drop	74 mm
Reach	386 mm
Stack	555 mm
Front center	612 mm
Fork length / axle-to-crown	409 mm
Crank length	170 mm
Stem length	90 mm

Geometry · 510

Effective top tube	569 mm
Head tube	157 mm
Head-tube angle	70.5°
Seat-tube angle	73.5°
Chainstay / rear center	425 mm
Bottom-bracket drop	72 mm
Reach	397 mm
Stack	580 mm
Front center	632 mm
Fork length / axle-to-crown	409 mm
Crank length	172.5 mm
Stem length	100 mm

Geometry · 540

Effective top tube	590 mm
Head tube	185 mm
Head-tube angle	70.5°
Seat-tube angle	73.2°
Chainstay / rear center	425 mm
Bottom-bracket drop	72 mm
Reach	408 mm
Stack	605 mm
Front center	652 mm
Fork length / axle-to-crown	409 mm
Crank length	172.5 mm
Stem length	110 mm

Geometry · 570

Effective top tube	600 mm
Head tube	212 mm
Head-tube angle	70.5°
Seat-tube angle	73°
Chainstay / rear center	425 mm
Bottom-bracket drop	72 mm
Reach	419 mm
Stack	630 mm
Front center	660 mm
Fork length / axle-to-crown	409 mm
Crank length	175 mm
Stem length	120 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on August 23, 2026.