Shimano XTR Bottom Bracket
Best high-performance upgrade for serious mountain bikers seeking durability.
A high-performance bottom bracket engineered for smooth rotation and superior weather protection. It delivers the durability needed for aggressive mountain biking while maintaining a lightweight profile for efficient power transfer.
$49.99
at
Bicycle House
More XTR options
Shimano XTR Mechanical Front Derailleur
$119.99
Shimano XTR Hollowtech II English Bottom Bracket
$52.00
Shimano XTR Press-Fit Bottom Bracket
$40.00
Shimano Bottom Bracket Pressfit Mountain Bike
$40.00
Shimano XTR BB94-41A Bottom Bracket
$39.34
Shimano XTR BB93 Hollowtech II
$52.00
Shimano XTR BB93 Bottom Bracket
$52.00
Who it's for
- Weight-conscious racers looking to shave grams off their build
- Performance riders demanding maximum power transfer and smooth pedaling
- Mountain bikers riding frequently in wet or muddy conditions
Who should skip it
- Budget-focused cyclists seeking the best value-to-performance ratio
- Home mechanics lacking specific proprietary Shimano installation adapters
- Riders prioritizing long-term durability over lightweight racing performance
Performance breakdown
Bearing Smoothness
Industry-leading rotation that minimizes drag for efficient power transfer.
Weather Sealing
Advanced seals effectively block grit and moisture in harsh trail conditions.
Weight Efficiency
Lightweight construction keeps rotational mass low without sacrificing structural integrity.
Installation Simplicity
Standard threaded interface makes setup straightforward for most home mechanics.
Durability
Engineered to withstand the high-torque demands of aggressive mountain biking.
Compatibility
Broad support for standard threaded shells ensures easy integration.
Key Specs
Bottom Bracket Standard
Hollowtech II
Thread Type
English/BSA
Spindle Interface
Hollowtech II
Spindle Diameter
24mm
Shell Width
68mm/73mm
Weight
73.0g
Water Resistant
Yes
Intended Use
Mountain Biking
Know before you buy
Still have a question?
Ask Metto anything about the Shimano XTR Bottom Bracket before you decide.
