OneUp Components Rear Hub Freehub Driver
Best durable upgrade for mountain bikers seeking reliable drivetrain engagement.
A necessary component for transitioning to modern 12-speed drivetrains. This driver ensures a secure fit for specific hub standards, providing the reliability needed for high-performance shifting.
$49.99
More Freehub Body options
Who it's for
- Mountain bikers seeking responsive acceleration on punchy, technical terrain
- Home mechanics who value straightforward, hassle-free component servicing
- Aggressive riders demanding components that withstand heavy, year-round abuse
Who should skip it
- Cyclists looking for universal parts to use across different wheelsets
- Trials-style riders who require near-instantaneous pedal engagement
- Riders who prefer low-maintenance parts that work with any grease
Performance breakdown
Compatibility Precision
Engineered specifically for seamless integration with OneUp hub systems.
Installation Simplicity
Straightforward swap process that requires minimal specialized shop tools.
Drivetrain Versatility
Unlocks modern 12-speed Micro Spline gearing for high-performance trail riding.
Build Durability
Robust construction handles the high torque loads of modern mountain drivetrains.
Boost Spacing Fit
Perfectly machined end caps ensure zero play in 148mm boost frames.
Engagement Reliability
Maintains consistent, snappy power transfer under aggressive pedaling conditions.
Key Specs
Hub Model
OneUp rear
Freehub Body Type
Micro Spline
Drivetrain Speeds
12 speed
Axle Type
12x148mm
Axle Diameter
12 mm
Over Locknut Dimension
148 mm
Part Type
Freehub body
Know before you buy
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