2023 Specialized Crux Comp vs 2024 Colnago G4-X Shimano
The 540 is the Colnago G4-X Shimano size closest to your 61 Specialized Crux Comp. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Colnago G4-X Shimano
Compared with the Specialized Crux Comp in 61, the Colnago G4-X Shimano in 540 places the top of the head tube 30 mm lower and 15 mm further back, relative to the bottom bracket.
- Frame stack
- −30 mm
- Lower front end
- Frame reach
- −15 mm
- Shorter frame reach
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- −1.0°
- Slacker: calmer steering
- Chainstays
- +5 mm
- Longer: more planted
The two frames
Only the Specialized Crux Comp is drawn. The Colnago G4-X Shimano numbers we have for size 540 are missing the wheelbase.
Geometry side by side
| Measurement | Specialized Crux Comp 61 | Colnago G4-X Shimano 540 | Difference |
|---|---|---|---|
| Reach | 415mm | 400 | −15 mm |
| Stack | 621mm | 591 | −30 mm |
| Head tube angle | 72.5° | 71.5 | −1.0° |
| Seat tube angle | 73.5° | 73 | −0.5° |
| Chainstay length | 425mm | 430 | +5 mm |
| Wheelbase | 1059mm | not listed | |
| BB drop | 72mm | 70 | −2 mm |
| BB height | 286mm | not listed | |
| Standover | 866mm | not listed | |
| Seat tube length | 606mm | 540 | −66 mm |
| Fork length | 401mm | 406 | +5 mm |
| Head tube length | 190mm | not listed | |
| Effective top tube | not listed | 581 |
Differences are the Colnago G4-X Shimano minus the Specialized Crux Comp. Full charts: 2023 Specialized Crux Comp, 2024 Colnago G4-X Shimano.
Where each sits in its class
Specialized Crux CompColnago G4-X Shimano
Each bike is ranked against the other gravel bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Specialized Crux CompComp | Colnago G4-X ShimanoShimano GRX 822 1x |
|---|---|---|
| Frame | Specialized CruX FACT | Colnago G4-X |
| Fork | Specialized FACT 12R Carbon | not listed |
| Shifter | SRAM Rival | Shimano GRX RX822 |
| Derailleur | SRAM Rival 1 | Shimano GRX RX822 |
| Chain | KMC X11 Extra | not listed |
| Crankset | SRAM Rival | Shimano GRX |
| Chainring | SRAM Rival 1x | Shimano GRX |
| Wheelset | DT Swiss G540 | Fulcrum Lite ER |
| Tire | Specialized Pathfinder Pro 2BR | Pirelli Cinturato Gravel |
| Brake | SRAM Rival | Shimano GRX RX820 |
| Handlebar | Specialized Adventure Gear | Deda Gravel 100 |
| Seatpost | Roval Terra | Colnago D-shape |
| Saddle | Specialized Power Sport | Selle Italia Novus Boost Evo Superflow FeC |
| Cassette | not listed | Shimano GRX |
| Bottom bracket | not listed | Acros T47 |
| Rotor | not listed | Shimano RT-MT800 |
| Stem | not listed | Deda Gravel |
| Headset | not listed | Acros T47 |
| Bottle cage | not listed | Colnago Matt Black |
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