World Cup Downhill Race Bike

Specialized Demo 11

Developed on the World Cup circuit

Built to Go Faster Everywhere

The Demo 11 wasn’t designed around trends. It was built through years of World Cup racing, testing, and refinement with the fastest riders on the planet. The result is a downhill bike that delivers consistent control at speed, letting you drop in faster, stay composed through rough sections, and carry momentum where it matters most.

Demo 11

Carbon Material
MX Wheel Size
200 Rear (MM)
200 Front (MM)

The Technology Behind the Speed

Race-Proven Innovation

HighGear Drivetrain System

Additional drivetrain clearance (+30mm) improves performance and reliability in aggressive riding conditions.

Integrated Suspension of Speed

HighGear + OBB Linkage

HighGear and OBB (Over Bottom Bracket) linkage deliver fully active, fully independent suspension with superior bump-force management, zero pedal feedback, and 30mm increased chainring clearance and protection to unlock previously impossible lines and eliminate run-ending failures.

More Clearance, More Protection, More Speed

HighGear Drivetrain

By reducing the chainring diameter and positioning it higher, HighGear increases ground clearance by 30mm and opens race‑winning lines. The protective housing shields the system from impacts, making race-ending chainring failures a non‑issue, all while allowing optimal chainring size for the course.

Tension Keeps it Straight

Self Aligning Chassis

Built for true downhill loads, Demo 11’s Self‑Aligning Chassis keeps the rear wheel tracking straight and predictably, even deep in the stroke, under maximum force. Most designs push on the seatstays to drive the shock. That puts the system in compression, like trying to push a wagon straight, so under load it wanders off‑plane. When loaded, Demo 11’s OBB creates a “pulling” force between the main pivot and rear axle. Like pulling on a wagon handle, the wheel stays aligned, delivering predictable handling throughout the travel.

The faster and rougher it gets, the more it matters: better in‑plane alignment, more predictability, fewer corrections, and more trust at speed.

I’ve never felt anything like it.The bigger the impacts, the more stable and calm the bike is. It’s pure confidence. Pure speed.

Loïc Bruni

Custom Built, No Compromises

Build it your way


The Demo 11 frameset is the perfect starting point for a fully custom downhill build, tailored to how and where you ride.

Ready to drop in?

Race the Demo 11

Designed for one thing. Going faster from top to bottom.