Bicycles > Gravel > Complete
Description
Gravel racing at the highest level has become an equipment arms race where grams matter as much as they do on the road—the difference between a podium and a pack finish often comes down to who can maintain speed over hundreds of miles of mixed terrain without the bike becoming a liability. The 2026 S-Works Crux arrives as Specialized's answer to this challenge, built around a FACT 12r carbon frame that weighs 725 grams in size 56 while maintaining the compliance characteristics that make all-day efforts sustainable. The geometry splits the difference between cyclocross responsiveness and gravel stability, with a 71.25-degree head tube angle and 429mm chainstays that keep handling sharp without twitchiness when the road surface deteriorates.
Frame construction prioritizes stiffness-to-weight optimization at specific load points rather than uniform carbon layup throughout. The bottom bracket area and head tube junction receive additional material where pedaling and steering forces concentrate, while the seatstays and top tube use thinner walls and more compliant fiber orientations to absorb trail chatter. Tire clearance reaches 47mm on 700c wheels or 2.1 inches on 650b, giving riders the option to run true mountain bike rubber when conditions demand it. Internal routing keeps cables protected and the frame lines clean, with a SWAT door in the down tube providing access to storage without external accessories.
The Rider-First Engineered approach means each frame size receives individual carbon layup and tube shaping rather than scaling a single mold up or down. A size 49 rider gets the same intended stiffness characteristics and handling feel as someone on a size 61—the engineering targets remain constant even as the physical dimensions change. This methodology addresses the common complaint that small frames feel harsh while large frames feel noodly, creating consistency across the size range.... Read More
Features
- FACT 12r carbon frame with Rider-First Engineered sizing
- SRAM Red XPLR AXS wireless electronic shifting
- Roval Terra CLX II carbon wheels with 32mm internal width
- Specialized Pathfinder Pro 42mm tubeless-ready tires
- SRAM Level hydraulic disc brakes with 160mm rotors
- 47mm tire clearance on 700c or 2.1" on 650b
- SWAT door integration for internal storage
- Future Shock-ready headset for optional suspension
- 725 grams frame weight (size 56)
- 17.09 lbs complete bike (size 56)
Geometry
| Size | Stack | Reach | Head Tube Angle | Seat Tube Angle | Chainstay | Wheelbase | BB Drop |
|---|---|---|---|---|---|---|---|
| 49 | 517mm | 370mm | 70.5° | 74° | 429mm | 1001mm | 72mm |
| 52 | 537mm | 375mm | 71° | 73.75° | 429mm | 1004mm | 72mm |
| 54 | 552mm | 380mm | 71.25° | 73.5° | 429mm | 1007mm | 72mm |
| 56 | 572mm | 385mm | 71.25° | 73.25° | 429mm | 1012mm | 72mm |
| 58 | 595mm | 395mm | 71.5° | 73° | 429mm | 1021mm | 72mm |
| 61 | 625mm | 405mm | 72° | 72.5° | 429mm | 1027mm | 72mm |



















