Fulcrum | Speed 25 DB

The Fulcrum Speed 25 DB is a lightweight carbon road wheelset built for climbing and endurance riding. With a 21mm internal rim width (C21) and a low-profile carbon rim, it delivers fast acceleration, agile handling, and stability on steep climbs and technical descents. Designed with disc brakes and tubeless-ready 2-Way Fit technology, the Speed 25 DB offers modern versatility for serious road cyclists.

This wheelset is available in two freehub spline options to fit different drivetrain systems:

• HG11 (Shimano/SRAM 11-speed)
Fits Shimano and SRAM 11-speed road drivetrains

• XDr (SRAM XDr 12-speed)
Designed for modern SRAM 12-speed drivetrains

Key Features

• Lightweight Carbon Rim Design
Low-profile rim delivers rapid climbing response and agility

• 21mm Internal Rim Width (C21)
Supports modern road tires for comfort and rolling efficiency

• Tubeless Ready (2-Way Fit)
Compatible with both tubeless and clincher tire setups

• Disc Brake Optimized (AFS)
Ensures consistent and powerful braking on steep descents

• Carbon Fiber Construction
Stiff and lightweight for efficient power transfer