2024 Colnago G4-X Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Carbon/Composite
Fork
Carbon/Composite
Features
Disc brake
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category

Geometry

45
45
48
48
52
52
54
54
57
57
Stack
535mm
535mm
554mm
554mm
573mm
573mm
591mm
591mm
610mm
610mm
Reach
371mm
371mm
380mm
380mm
390mm
390mm
400mm
400mm
410mm
410mm
Stack to Reach Ratio
1.44:1
1.44:1
1.46:1
1.46:1
1.47:1
1.47:1
1.48:1
1.48:1
1.49:1
1.49:1
Seat Tube Length, C-T
450mm
450mm
480mm
480mm
520mm
520mm
540mm
540mm
570mm
570mm
Top Tube Slope
11.7deg
11.7deg
10.3deg
10.3deg
7.9deg
7.9deg
7.6deg
7.6deg
6.4deg
6.4deg
Head Tube Angle
71deg
71deg
71.5deg
71.5deg
71.5deg
71.5deg
71.5deg
71.5deg
71.5deg
71.5deg
Seat Tube Angle
74deg
74deg
74deg
74deg
73.5deg
73.5deg
73deg
73deg
73deg
73deg
Head Tube Length
80mm
80mm
98.2mm
98.2mm
120.5mm
120.5mm
139.2mm
139.2mm
159.1mm
159.1mm
Bottom Bracket Drop
72mm
72mm
72mm
72mm
70mm
70mm
70mm
70mm
70mm
70mm
Bottom Bracket Height
284mm
284mm
284mm
284mm
286mm
286mm
286mm
286mm
286mm
286mm
Chainstay Length
430mm
430mm
430mm
430mm
430mm
430mm
430mm
430mm
430mm
430mm
Chainstay Length Horizontal
423.9mm
423.9mm
423.9mm
423.9mm
424.3mm
424.3mm
424.3mm
424.3mm
424.3mm
424.3mm
Front-Center
585mm
585mm
596mm
596mm
613mm
613mm
628mm
628mm
644mm
644mm
Front-Center Horizontal
580.6mm
580.6mm
591.6mm
591.6mm
609mm
609mm
624.1mm
624.1mm
640.2mm
640.2mm
Wheelbase
1004.5mm
1004.5mm
1015.6mm
1015.6mm
1033.3mm
1033.3mm
1048.4mm
1048.4mm
1064.5mm
1064.5mm
Fork Offset/Rake
47.4mm
47.4mm
47.8mm
47.8mm
48.1mm
48.1mm
47.2mm
47.2mm
46.9mm
46.9mm
Fork Length (On-Axis)
406mm
406mm
406mm
406mm
406mm
406mm
406mm
406mm
406mm
406mm
Trail
72.5mm
high
72.5mm
high
68.8mm
high
68.8mm
high
68.4mm
high
68.4mm
high
69.4mm
high
69.4mm
high
69.6mm
high
69.6mm
high
Mechanical Trail
68.5mm
68.5mm
65.2mm
65.2mm
64.9mm
64.9mm
65.8mm
65.8mm
66mm
66mm
Wheel Flop
22.3mm
22.3mm
20.7mm
20.7mm
20.6mm
20.6mm
20.9mm
20.9mm
21mm
21mm
Tire to Pedal Spindle
59mm
170 mm cranks
59mm
170 mm cranks
70mm
170 mm cranks
70mm
170 mm cranks
87mm
170 mm cranks
87mm
170 mm cranks
102mm
170 mm cranks
102mm
170 mm cranks
118mm
170 mm cranks
118mm
170 mm cranks
Pedal Spindle to Ground Clearance
114mm
170 mm cranks
114mm
170 mm cranks
114mm
170 mm cranks
114mm
170 mm cranks
116mm
170 mm cranks
116mm
170 mm cranks
116mm
170 mm cranks
116mm
170 mm cranks
116mm
170 mm cranks
116mm
170 mm cranks

Base Build

45
45
48
48
52
52
54
54
57
57
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
Tire Outer Diameter
712mm
712mm
712mm
712mm
712mm
712mm
712mm
712mm
712mm
712mm
Bike Length with Tires
1716.5mm
1716.5mm
1727.6mm
1727.6mm
1745.3mm
1745.3mm
1760.4mm
1760.4mm
1776.5mm
1776.5mm

Stack and Reach vs. Category Trend

Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale
Category Trend
All-road/Gravel
Source:https://velo.outsideonline.com/gravel/gravel-gear/colnago-g4-x-comes-to-market-as-a-gravel-race-bike/, https://139650070.fs1.hubspotusercontent-eu1.net/hubfs/139650070/Geometrie%20schede/G3-X-SIZES%20(2).pdf, https://www.colnago.com/en/products/g4-x-bike?srsltid=AfmBOooVQliWK-Vjrbu4lMlYmSKVwSQwn_RGiNfJ0xJF9OvGvexOXJdF