Onyx Racing Products MTB DH Disc Hub
Best silent hub for downhill riders seeking instant engagement.
A high-performance rear hub built for the demands of downhill riding. It prioritizes immediate engagement and structural integrity, making it a reliable choice for aggressive mountain biking setups requiring a 157mm axle standard.
$561.62
Who it's for
- Downhill racers seeking immediate acceleration out of tight corners
- Riders who prefer a quiet and immersive trail experience
- Gravity enthusiasts looking to maintain maximum speed on flat sections
Who should skip it
- Weight-conscious builders prioritizing the lightest possible wheelset
- Budget-focused mountain bikers looking for a more economical hub option
- Low-maintenance riders who prefer a set-and-forget mechanical setup
Performance breakdown
Engagement Speed
Instantaneous power transfer eliminates dead spots during technical climbs and sprints.
Structural Durability
Built to withstand the brutal impacts of aggressive downhill riding sessions.
Drag Reduction
Sprag clutch mechanism offers near-silent, frictionless coasting on fast descents.
Frame Compatibility
Strict 157mm spacing limits use to modern downhill-specific mountain bike frames.
Maintenance Ease
Requires specific knowledge to service the unique sprag clutch internals properly.
Drivetrain Versatility
SRAM XD-R interface handles wide-range cassettes for demanding gear ratios.
Key Specs
Spoke Count
32
Axle Standard
12mm Thru-Axle
Hub Spacing
157mm
Freehub Body Type
SRAM XD-R
Intended Use
MTB, Downhill
Brake Compatibility
Disc
Color
Black
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