SRAM DUB PF30 Bottom Bracket
Best durable upgrade for cyclists needing reliable, weather-resistant drivetrain performance.
This bottom bracket simplifies crankset compatibility with its universal DUB spindle, working across all standards. It offers robust protection against the elements thanks to advanced sealing technology and ensures smooth power transfer with durable, sealed cartridge bearings.
$46.00
at
Exeter Cycles
More DUB options
Who it's for
- Riders seeking durability in wet or muddy riding conditions
- Cyclists wanting seamless compatibility across the SRAM ecosystem
- Performance-focused riders prioritizing efficient power transfer and smooth pedaling
Who should skip it
- Riders sensitive to noise or riding in harsh environments
- Home mechanics lacking specialized press-fit bearing tools
- Cyclists preferring the rigidity of full aluminum construction
Performance breakdown
Bearing Longevity
Sealed cartridge design effectively keeps grit and moisture out of rotation.
Compatibility Range
DUB architecture simplifies crankset pairing but remains specific to PF30A frames.
Weight Efficiency
Aluminum construction keeps rotational mass low without sacrificing structural integrity.
Weather Resistance
Gutter seal technology provides robust protection against trail and road grime.
Installation Ease
Press-fit standards require specific tools and precise alignment during setup.
Drivetrain Stiffness
Oversized spindle design ensures efficient power transfer with every pedal stroke.
Key Specs
Shell Width
73 mm
Bottom Bracket Standard
PressFit 30
Spindle Type
DUB
Material
Aluminum
Sealing Type
Gutter Seal Technology
Bearing Type
Sealed cartridge bearings
Water Resistant
Yes
Spindle Diameter
28.99 mm
Shell Diameter
46 mm
Spindle Interface Type
SRAM DUB
Know before you buy
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