Shimano XTR BB93 Bottom Bracket
Best premium upgrade for serious mountain bikers seeking drivetrain efficiency.
A high-performance component engineered for maximum power transfer and long-term durability. It utilizes advanced sealing to protect against trail debris, ensuring smooth rotation and consistent efficiency in demanding conditions.
$52.00
at
Airpark Bike Co
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 Bottom Bracket
$49.99
Shimano XTR BB94-41A Bottom Bracket
$39.34
Shimano XTR BB93 Hollowtech II
$52.00
Who it's for
- Weight-conscious cross-country racers seeking every performance advantage.
- Mountain bikers riding in harsh, muddy, or wet trail conditions.
- Performance-oriented riders who prioritize a fluid and efficient pedaling experience.
Who should skip it
- Home mechanics who prefer standard tool sizes for easier maintenance.
- Hands-on cyclists who enjoy performing deep maintenance on their components.
- Budget-conscious builders looking for the best value-to-performance ratio.
Performance breakdown
Bearing Smoothness
Industry-leading rotation that minimizes friction for efficient power transfer.
Sealing Efficacy
Advanced seals effectively block grit and moisture in harsh trail conditions.
Weight Optimization
Lightweight construction reduces rotational mass without compromising structural integrity.
Installation Simplicity
Standard threading makes setup straightforward for most home mechanics.
Durability
Robust materials ensure long-term reliability under high-torque mountain biking loads.
System Compatibility
Strictly limited to Hollowtech II systems, restricting broader cross-brand versatility.
Key Specs
Weight
118 grams
Shell Width
68 mm / 73 mm
Shell Thread Type
English (1.37)
Spindle Interface
Hollowtech II
Color
Black
Part Number
ISMBB93B
Water Resistant
Yes
Know before you buy
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