Race Face EXI BB124 Bottom Bracket
Best durable replacement for mountain bikers seeking reliable pedaling performance.
This is a workhorse component built to survive the relentless abuse of wet, gritty trails. While it prioritizes rugged durability and easy maintenance over lightweight performance, the serviceable design ensures you spend more time riding and less time worrying about bearing failure.
$59.99
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Who it's for
- All-weather riders seeking a reliable setup for muddy or wet conditions
- Fat bike owners needing a stable bottom bracket for wide frames
- Performance-oriented cyclists who value efficient power transfer and smooth pedaling
Who should skip it
- Home mechanics without professional-grade bearing presses or installation tools
- Cyclists planning to use oversized 30mm or SRAM DUB cranksets
- Riders who prefer rebuilding components rather than replacing the entire unit
Performance breakdown
Weather Resistance
Robust seals and specialized grease effectively lock out trail grime.
Build Durability
CNC-machined alloy cups offer exceptional structural integrity under heavy load.
Maintenance Ease
Serviceable bearing design simplifies long-term upkeep for dedicated riders.
Installation Stability
Press-fit interface ensures a secure, creak-free connection to the frame.
Component Compatibility
Versatile design accommodates multiple major spindle standards seamlessly.
Power Transfer
Rigid alloy construction minimizes flex for efficient energy delivery.
Key Specs
Material
Aluminum alloy
Shell Width
121 mm
Shell Diameter
41 mm
Spindle Diameter
24 mm
Spindle Interface
Shimano Hollowtech II, RaceFace EXI, FSA MegaExo
Serviceable Bearings
Yes
Water Resistant
Yes
Sealing Type
Waterproof seals
Know before you buy
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