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Specialized Crux 5

Unparalleled Ride Quality

Speed Everywhere, All-Day.

Speed isn’t just about peak numbers – it’s about sustaining power and momentum deep into the race. Crux 5 delivers telepathic handling, instantaneous acceleration, and balanced compliance that reduces fatigue on the roughest courses. Rider First Engineered and now with 55mm tyre clearance for unmatched traction and comfort, it preserves the legendary ride feel of Crux 4 – while adding real aerodynamic performance.

Our Most Aerodynamic

15.2 Watts Faster

The Crux 5 is the most aerodynamic gravel race bike we've ever made. Drawing directly from Tarmac SL8 learnings and decades of aeroresearch, every tube on Crux 5 was sculpted for speed at elite gravelrace speeds.

Shop By Model Variant

Fatter is Faster

Run up to 55mm / 2.2" tyres with no compromises.

Progression is in the Details

Subtle geo changes deliver more speed and more confidence.

A System of Speed

Aero Gains Breakdown: Frame, fork & seatpost: 50%. Roval Terra Aero wheels: 30%. Roval Terra cockpit: 20%

Rider First Engineered

Every size from 49–61cm delivers the same uncompromising performance.

9:58 Faster Over Unbound

Unbound Winner Sofía Gómez Villafañe’s Time to Finish at Unbound would be 9:58 faster on the Crux 5.

Specialized Crux 5

The all-new S-Works Crux 5 is the fastest gravel race bike ever made—delivering the lowest real-world Time to Finish of any gravel bike. Ultra-light, aerodynamic, and razor-sharp on dirt. When the goal is the top step, nothing gets you there faster.