The Crux is the lightest gravel bike in the world, with the exceptional capability of massive tire clearance and performance gravel geometry. It’s not just the ultimate expression of gravel performance, it’s your one-way ticket to gravel enlightenment.

This Crux Comp comes spec'd with a reliable and smooth-shifting Shimano GRX 12-speed groupset, tough DT G540 Disc wheels, and 2Bliss Ready, 700x40mm Pathfinder tires that hookup over nasty terrain.

FEATURES

  • Lightest: 725g S-Works 12r and 825g 10r frames. We took the revolutionary breakthroughs that made Aethos the lightest bike ever and applied them to the Crux. The result? A gravel bike that climbs like a dream, floats over nightmarish terrain, and weighs less than a full bottle in your cage.
  • Capable: 47c/650b x 2.1” tire clearance. More clearance means more capability. With Diverge-level tire clearance, Crux takes you anywhere you can imagine, at full gas.
  • Responsive: Nimble, supple, and reactive. Responsive at the pedals. Supple in the saddle. With performance gravel geometry and race-influenced fit inspired by Crux’s iconic history in ‘cross.

Specialized

Crux Comp (2026)

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Size Guide

Height (Cm) Size
5'1"-5'4" 49
5'4"-5'6" 52
5'6"-5'9" 54
5'9"-6'0" 56
6'0"-6'3" 58
6'3"-6'6" 61

Need help finding the perfect bike? Text or call Kathleen. 858-943-4229, Monday-Friday 8AM-5PM PST

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PRO SETUP Expert Assembly 95% Ready to ride out of the box.
CERTIFIED Master Mechanic Assembly Precision dialed before shipping.
SINCE 1992 Over 30 Years of Trust Decades of cycling expertise.

SKU: 91426-5149

The Crux is the lightest gravel bike in the world, with the exceptional capability of massive tire clearance and performance gravel geometry. It’s not just the ultimate expression of gravel performance, it’s your one-way ticket to gravel enlightenment.

This Crux Comp comes spec'd with a reliable and smooth-shifting Shimano GRX 12-speed groupset, tough DT G540 Disc wheels, and 2Bliss Ready, 700x40mm Pathfinder tires that hookup over nasty terrain.

FEATURES

  • Lightest: 725g S-Works 12r and 825g 10r frames. We took the revolutionary breakthroughs that made Aethos the lightest bike ever and applied them to the Crux. The result? A gravel bike that climbs like a dream, floats over nightmarish terrain, and weighs less than a full bottle in your cage.
  • Capable: 47c/650b x 2.1” tire clearance. More clearance means more capability. With Diverge-level tire clearance, Crux takes you anywhere you can imagine, at full gas.
  • Responsive: Nimble, supple, and reactive. Responsive at the pedals. Supple in the saddle. With performance gravel geometry and race-influenced fit inspired by Crux’s iconic history in ‘cross.
SPECIFICATIONS

Frameset

Frame: Crux 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

Brakes

Front Brake: Shimano GRX RX820

Rear Brake: Shimano GRX RX820

Drivetrain

Crankset: Shimano GRX RX820, 40T

Rear Derailleur: Shimano GRX RX822-GS, 12-speed

Bottom Bracket: Shimano Threaded BSA BB

Chain: Shimano XT M8100, 12-speed w/ quick link

Cassette: Shimano XT, 12-speed, 10-45T

Shift Levers: Shimano GRX ST-RX820

Wheels & Tires

Front Wheel: DT Swiss G540 rim, 24mm 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 G540 rim, 24mm 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 700x40, Tubeless Ready

Rear Tire: Pathfinder 700x40, Tubeless Ready

Inner Tubes: Presta, 700x32-50mm

Cockpit

Stem: 3D-forged alloy, 31.8mm, 7-degree rise

Saddle: Body Geometry Power Sport, steel rails

Seatpost: Roval Terra Carbon, 20mm offset

Handlebars: Specialized Adventure Gear, 118.9mm drop x 70mm reach x 12º flare

Seat Binder: Specialized Alloy, 30mm

Tape: Supacaz Super Sticky Kush

Product Details

Product ID: 223490

Weight: 8.66 kg (19 lb, 1.5 oz)

Weight Size: 56

GEOMETRY
49 52 54 56 58 61
Crank Length 170 170 172.5 172.5 175 175
Handlebar Width 380 400 420 420 440 440
Stem Length 70 80 90 100 110 110
Saddle Width 155 155 143 143 143 143
Seatpost Length 330 330 330 380 380 380
Stack 530 547 560 578 598 621
Reach 375 382 388 397 405 415
Head Tube Length 100 115 130 147 167 190
Head Tube Angle 70.5 71.25 71.5 72 72.25 72.5
BB Height 284 284 286 286 286 286
BB Drop 74 74 72 72 72 72
Trail 74 69 67 64 62 60
Fork Length, Full 401 401 401 401 401 401
Fork Rake/Offset 50 50 50 50 50 50
Front Center 594 600 608 618 630 644
Chainstay Length 425 425 425 425 425 425
Wheelbase 1008 1014 1023 1033 1045 1059
Top Tube Length, Horizontal 512 539 549 568 582 599
Bike Standover Height 749 772 794 816 841 866
Seat Tube Length 466 496 521 546 576 606
Seat Tube Angle 75.5 74 74 73.5 73.5 73.5
FEATURES

Key Technologies

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FACT Carbon Fiber

Short for Functional Advanced Composite Technology, is a comprehensive engineering process that guides the development of frames and components, all the way from initial sketches to finished products.
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