Crux 5 Sport
Eat My Dust
The Crux 5 was born from the fastest gravel race bike ever made. Not just because it’s the lightest. Not just because it’s our most aero. Not just because it handles...
Crux 5 Sport
Crux 5 Sport
Eat My Dust
The Crux 5 was born from the fastest gravel race bike ever made. Not just because it’s the lightest. Not just because it’s our most aero. Not just because it handles dirt like a Tarmac handles pavement. But because it delivers the lowest real-world Time to Finish of any gravel bike ever made. Crux 5 turns more of your effort into pure speed—validated across real race courses, real terrain, and real riders. When the goal is the top step, nothing in gravel gets you there faster.

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TECHNICAL SPECIFICATIONS
FRAMESET
Frame
Crux 5 FACT 10r Carbon, Rider First Engineered™, Threaded BB, 12x142mm thru-axle, flat-mount disc, UDH dropout
SUSPENSION
Fork
S-Works FACT Carbon, 12x100mm thru-axle, flat-mount disc
COCKPIT
Handlebars
Specialized Adventure Gear, 118.9mm drop x 70mm reach x 12º flare
Stem
Roval Rapide, alloy, 4 bolt, -6 degrees
Tape
Supacaz Super Sticky Kush
Saddle
Body Geometry Power Sport, steel rails
SeatPost
S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset
Seat Binder
Integrated Wedge
BRAKES
Front Brake
Shimano GRX BR-RX820
Rear Brake
Shimano GRX BR-RX820
DRIVETRAIN
Shift Levers
Shiimano GRX ST-RX820
Front Derailleur
-
Rear Derailleur
Shimano GRX RD-RX822-GS, 12-speed
Cassette
Shimano XT CS-M8100, 12-speed, 10-45t
Crankset
Shimano GRX FC-RX820, 40t
Chainrings
#N/ABottom Bracket
Shimano Threaded BSA BB
Chain
Shimano XT CN-M8100, 12-speed
WHEELS & TIRES
Front Wheel
DT Swiss G500 rim, 26mm internal width, tubeless ready, 24h, Specialized full sealed bearing thru axle hub, centerlock disc, DT Swiss Champion 14G stainless steel spokes, DT Swiss brass nipples
Rear Wheel
DT Swiss G500 rim, 26mm internal width, tubeless ready, 24h, Specialized full sealed bearing thru axle hub, centerlock disc, DT Swiss Champion 14G stainless steel spokes, DT Swiss brass nipples
Front Tire
Pathfinder 700x45, Tubeless Ready
Rear Tire
Pathfinder 700x45, Tubeless Ready
Inner Tubes
700x32-50mm, 40mm Presta valve
* Weights based on production painted frames as pictured. Actual weights will vary based on colorway, frame size, and component variation. Specifications are subject to change without notice.
GEOMETRY
| 49 | 52 | 54 | 56 | 58 | 61 | |
|---|---|---|---|---|---|---|
| Crank Length | 165mm | 165mm | 170mm | 170mm | 172.5mm | 172.5mm |
| Stem Length | 70mm | 80mm | 80mm | 100mm | 100mm | 100mm |
| Handlebar Width | 380mm | 380mm | 400mm | 400mm | 420mm | 420mm |
| Seatpost Length | 300mm | 300mm | 380mm | 380mm | 380mm | 380mm |
| Saddle Width | 155mm | 155mm | 143mm | 143mm | 143mm | 143mm |
| Stack | 530mm | 547mm | 560mm | 578mm | 598mm | 621mm |
| Reach | 375mm | 382mm | 388mm | 400mm | 412mm | 425mm |
| Head Tube Length | 95mm | 110mm | 125mm | 142mm | 163mm | 188mm |
| Head Tube Angle | 70.5° | 70.75° | 71° | 71.5° | 71.5° | 71.5° |
| BB Height | 278mm | 278mm | 280mm | 280mm | 280mm | 280mm |
| BB Drop | 80mm | 80mm | 78mm | 78mm | 78mm | 78mm |
| Trail | 72mm | 71mm | 69mm | 66mm | 66mm | 66mm |
| Fork Length, Full | 401mm | 401mm | 401mm | 401mm | 401mm | 401mm |
| Fork Rake/Offset | 51mm | 51mm | 51mm | 51mm | 51mm | 51mm |
| Front Center | 594mm | 604mm | 613mm | 626mm | 644mm | 665mm |
| Chainstay Length | 425mm | 425mm | 425mm | 425mm | 425mm | 425mm |
| Wheelbase | 1008mm | 1016mm | 1026mm | 1039mm | 1057mm | 1078mm |
| Top Tube Length, Horizontal | 512mm | 534mm | 543mm | 566mm | 583mm | 603mm |
| Bike Standover Height | 753mm | 766mm | 781mm | 803mm | 823mm | 849mm |
| Seat Tube Length | 445mm | 456mm | 473mm | 497mm | 515mm | 545mm |
| Seat Tube Angle | 75.5° | 74.5° | 74.5° | 74° | 74° | 74° |
SIZE CHART

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Crux 5 Sport