Specialized
Crux 5 Comp - SRAM Rival AXS XPLR
SKU: 91427-5149Couldn't load pickup availability
Arriving soon: Obsidian Metallic / 54 — reserve yours with a 20% non-refundable deposit. Allow 1–2 weeks for delivery and build. Not sure of your size? Come see us in Davidson before you order. Other sizes and colors are available to order.
The Crux 5 was born from the fastest gravel race bike ever made. It delivers the lowest real-world Time to Finish of any gravel bike ever made, turning more of your effort into pure speed. This performance has been validated across real race courses, real terrain, and real riders. The Crux 5 combines lightweight construction with aerodynamic design and exceptional dirt handling. When the goal is the top step, nothing in gravel gets you there faster.All You Need to Know About Crux 5
Time to Finish
When the objective is winning races, the goal is brutally simple. Get riders to the finish line faster. For Crux 5, that meant answering one question. Does this bike reduce total race time on the fastest, hardest gravel courses on Earth? To answer that, we built the most comprehensive gravel race simulations ever created. The result? Crux 5 is up to 9:58\* faster over Unbound. \*Time savings for Sofía Gómez Villafañe vs. Crux 4, assuming same course, conditions, and rider input as 2025 Unbound
Our Most Aerodynamic
The Crux 5 is the most aerodynamic gravel race bike we’ve ever made. Drawing directly from Tarmac SL8 learnings and decades of aero research, every tube on Crux 5 was sculpted for speed at elite gravel race speeds.
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.
A System of Speed
Aero Gains Breakdown: Frame, fork & seatpost: 50%. Roval Terra Aero wheels: 30%. Roval Terra cockpit: 20%
Moving Leg Mannequin
Win Tunnel testing incorporates our 6th Gen Moving Leg Mannequin.
Nothing is Lighter
Flow State Design delivers a 897 gram frame.
Unparalleled Ride Quality
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 tire clearance for unmatched traction and comfort, it preserves the legendary ride feel of Crux 4—while adding real aerodynamic performance.
Fatter is Faster
Run up to 55mm / 2.2" tires with no compromises.
Progression is in the Details
Subtle geo changes deliver more speed and more confidence.
Rider First Engineered
Every size from 49–61cm delivers the same uncompromising performance.
