Description
Upgrade your mountain biking and cyclocross adventures with the Wolf Tooth Bottom Bracket – English (BSA), 68/73mm, designed specifically for 30mm spindles. Crafted in Minnesota, USA, this high-performance bottom bracket combines durability, smoothness, and advanced sealing technology to elevate your bike’s efficiency and reliability on rugged trails and challenging terrains.
Materials & Engineering Excellence
Constructed from premium AlSl 52100 chrome bearing steel hardened to Rc 61-66, the Wolf Tooth bottom bracket ensures long-lasting performance and reduced friction for seamless pedaling. The ZNA corrosion-resistant coating adds rust-proof protection, making it ideal for all weather conditions, from wet trail rides to humid summer workouts.
Innovative Components & Technology
Featuring best-in-class weather sealing, this bottom bracket keeps water, mud, and trail debris out of the bearings, safeguarding your investment and maintaining optimal performance. The sealed o-ring spindle and inner shell, combined with a labyrinth end cap design, eliminate creaking and metal-on-metal contact through custom polymer spindle bushings, which also extend crankset longevity. The high-quality, custom-machined bearings provide smooth rotation and efficient energy transfer, giving you confidence on every pedal stroke.
Performance & Compatibility
Designed for English (BSA) threaded frames, this bottom bracket supports shell widths of 68mm and 73mm, accommodating a wide range of bike geometries. It features a versatile spindle interface compatible with RaceFace/Easton CINCH, 386 EVO, and 392 EVO standards, ensuring compatibility with many popular cranksets. Its lightweight design (82 grams) minimizes weight without sacrificing strength or durability.
Style & Use Case
With its vibrant orange finish, the Wolf Tooth Bottom Bracket adds a pop of color to your bike’s drivetrain. Perfect for trail riding, enduro, gravel, and cyclocross bikes, this bottom bracket is engineered for riders seeking reliability, ease of maintenance, and top-tier performance in every ride.
Key Features:
– Heavy-duty weather sealing to protect bearings from water and mud
– Custom polymer spindle bushings prevent creaking and extend crankset lifespan
– Hardened chrome bearings with ZNA corrosion resistance for smooth, efficient pedaling
– Adjustable shell widths for 68mm and 73mm frames
– Compatible with RaceFace/Easton CINCH, 386 EVO, and 392 EVO cranksets
– Made in the USA with precision machining and rigorous quality control
Upgrade your bike’s drivetrain with the Wolf Tooth Bottom Bracket – the perfect combination of innovation, durability, and style for serious cyclists. Experience effortless pedaling and reliable performance ride after ride.
- Enhanced durability with best-in-class weather sealing, including o-ring and labyrinth end cap seals, ensuring reliable performance in harsh trail conditions.
- Constructed with hardened AlSi 52100 chrome bearing steel featuring a corrosion-resistant ZNA coating, these bottom brackets deliver reduced friction for ultra-smooth pedaling and increased longevity.
- Designed specifically for 30mm spindles and compatible with English (BSA) frames, offering adjustable shell widths of 68mm and 73mm to accommodate a wide range of bike setups.
- Innovative spindle bushings made from high-quality polymer eliminate metal-on-metal contact, preventing creaking and extending the life of your crankset for a quieter ride.
- Machined in the USA at Wolf Tooth in Minnesota, these bottom brackets combine precision engineering and stylish orange accents, making them perfect for performance-focused cyclists seeking reliable, high-performance components.
| Bottom Bracket Shell I.D. | 1.37 |
| BB/Frame Interface | English |
| BB Shell Width (mm) | 68 |
| BB Shell Width (mm) | 73 |
| Weight | 82 |
| Spindle Interface Type | RaceFace/Easton CINCH |
| Spindle Interface Type | 386 EVO |
| Spindle Interface Type | 392 EVO |
| Defined Color | Orange |






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