2024 Colnago G4-X SRAM XPLR vs 2026 Specialized Crux Comp Shimano
The Specialized Crux Comp Shimano size closest to your 520 is the 56. Compare the 56 instead
What changes on the Specialized Crux Comp Shimano
Compared with the Colnago G4-X SRAM XPLR in 520, the Specialized Crux Comp Shimano in 58 places the top of the head tube 25 mm higher and 15 mm further forward, relative to the bottom bracket.
- Frame stack
- +25 mm
- Higher front end
- Frame reach
- +15 mm
- Longer frame reach
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- +0.8°
- Steeper: sharper steering
- Chainstays
- −5 mm
- Shorter: livelier
The two frames
We can't draw these frames yet. The Colnago G4-X SRAM XPLR numbers we have for size 520 are missing the wheelbase. The numbers below still compare.
Geometry side by side
| Measurement | Colnago G4-X SRAM XPLR 520 | Specialized Crux Comp Shimano 58 | Difference |
|---|---|---|---|
| Reach | 390 | 405 | +15 mm |
| Stack | 573 | 598 | +25 mm |
| Head tube angle | 71.5 | 72.25 | +0.8° |
| Seat tube angle | 73.5 | 73.5 | ±0.0° |
| Effective top tube | 560 | 582 | +22 mm |
| Chainstay length | 430 | 425 | −5 mm |
| BB drop | 70 | 72 | +2 mm |
| Seat tube length | 520 | not listed | |
| Fork length | 406 | not listed | |
| Wheelbase | not listed | 1045 | |
| Head tube length | not listed | 167 |
Differences are the Specialized Crux Comp Shimano minus the Colnago G4-X SRAM XPLR. Full charts: 2024 Colnago G4-X SRAM XPLR, 2026 Specialized Crux Comp Shimano.
Where each sits in its class
Colnago G4-X SRAM XPLRSpecialized Crux Comp 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 | Colnago G4-X SRAM XPLRSRAM Force XPLR AXS | Specialized Crux Comp ShimanoComp Shimano GRX |
|---|---|---|
| Frame | Colnago G4-X | Specialized Crux FACT 10r Carbon |
| Shifter | SRAM Force AXS | Shimano GRX RX820 820 |
| Derailleur | SRAM Force AXS | Shimano GRX RX822-GS |
| Cassette | SRAM Force XPLR | Shimano XT |
| Crankset | SRAM Force XPLR | Shimano GRX RX820 |
| Chainring | SRAM Force XPLR | Shimano GRX RX820 |
| Bottom bracket | SRAM DUB Road T47 | Shimano BB |
| Wheelset | Vision SC 45 Disc | DT Swiss G540 |
| Tire | Pirelli Cinturato Gravel | Specialized Pathfinder Pro 2BR |
| Brake | SRAM Force HRD | Shimano GRX RX820 |
| Rotor | SRAM Centerline | Shimano 180mm CenterLock |
| Handlebar | Colnago CC.01 Wide | Specialized Adventure Gear |
| Stem | Colnago CC.01 Wide | Specialized 3D-forged alloy |
| Headset | Acros 42x52x7 | not listed |
| Seatpost | Colnago D-shape | Roval Terra Carbon |
| Saddle | Selle Italia Novus Boost Evo Superflow FeC | Specialized Body Geometry Power Sport |
| Bottle cage | Colnago Matt Black | not listed |
| Fork | not listed | Specialized FACT carbon |
| Chain | not listed | Shimano XT M8100 |
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