Polymer files #39
Machine Portrait | Specialized Crux 5
Introducing the Specialized Crux 5 equipped with SRAM Red EXPLR and Polymer Workshop® components.

Specialized Crux 5
Presenting the all new Specialized Crux 5, a performance-focused gravel platform developed around low weight, aerodynamics, and increased capability. Constructed from FACT 12r carbon, the frameset weighs a claimed 789 grams and introduces aerodynamic development derived from Specialized’s road platforms while retaining the versatility that defines the Crux. Updated geometry provides increased stability at speed, while clearance for tyres up to 55 mm / 2.2 inches considerably expands its range across different terrain.
- UDH Hanger
- Threaded BSA Bottom Bracket
- Tire Clearance up to 55mm
- Fully Integrated Cable Routing


SRAM RED EXPLR E1 AXS
This 13-speed wireless electronic groupset offers crisp, instant shifting via AXS connectivity and custom shift mapping. With a wide-range cassette, DUB-compatible crankset for perfect chainline, and hydraulic disc brakes, it delivers race-caliber performance with clean, sleek aesthetics.


Polymer Workshop® Components
Beyond 45:50 Wheelset
These wheels are made for ultimate performance on mixed terrain, designed around an ultra-wide 33 mm internal rim to support modern high-volume tires while maintaining speed, stability, and control across varied surfaces.
Rover Handlebar
A fully integrated handlebar system engineered for lightweight efficiency, long-distance comfort, and confident control across all riding conditions.
Bidon Cage
Combines exceptional strength with a sleek aesthetic, delivering superior lightweight performance alongside a secure and reliable bottle grip.




