Description
Boost your bike’s performance with the Sunlite SL-55 Square Taper JIS 70×118 Spindle Sealed Bearing ITA Bottom Bracket. Engineered for durability, reliability, and efficient power transfer, this high-quality bottom bracket is an essential upgrade for both road and mountain bike enthusiasts.
Materials & Construction:
Constructed with an rugged alloy shell and precision-machined alloy cups, the Sunlite SL-55 ensures long-lasting durability while maintaining a lightweight profile. The chromoly spindle offers superior strength and rigidity, effectively channeling your pedaling power for a more efficient ride.
Performance & Engineering:
Designed with sealed bearings, this bottom bracket provides enhanced protection against dirt, moisture, and debris, reducing wear and ensuring smooth, maintenance-free operation in diverse riding conditions. The JIS (Japanese Industrial Standard) compatibility guarantees a perfect fit for most square taper cranksets, optimizing rotational efficiency.
Components & Technology:
Featuring a robust alloy shell and cups paired with sealed bearing technology, the SL-55 minimizes friction and delivers consistent performance. Its 70x118mm spindle size suits a wide range of bicycles, making it a versatile choice for upgrades or replacements.
Style & Use Case:
Whether you’re upgrading your mountain bike, road bike, or commuter, the Sunlite SL-55 bottom bracket combines functional performance with a sleek, minimalist design. Ideal for riders seeking a reliable, high-performance component that withstands intense riding and harsh conditions.
Innovative Features:
The sealed bearing design is a standout feature, providing superior protection and longevity compared to traditional open-bearing bottom brackets. Its alloy construction offers an optimal balance of weight and strength, ensuring a seamless riding experience.
Upgrade to the Sunlite SL-55 Square Taper JIS Bottom Bracket for improved power transfer, durability, and smooth operation on every ride. Perfect for DIY enthusiasts and professional mechanics alike, this bottom bracket is your go-to solution for enhancing bike performance.
- Premium alloy shell and cups provide exceptional durability and corrosion resistance for long-lasting performance in all riding conditions.
- Constructed with a high-strength chromoly spindle, this bottom bracket delivers enhanced stiffness and efficient power transfer for improved pedaling efficiency.
- Sealed bearing technology ensures smooth operation, reduced maintenance, and superior protection against dirt, water, and debris, ideal for diverse terrains.
- Designed with a square taper JIS 70×118 spindle configuration, compatible with a wide range of classic and modern bike frames for versatile installation.
- Engineered for quality and reliability, the Sunlite SL-55 ITA bottom bracket combines lightweight materials with robust performance features, perfect for demanding cycling applications.






Reviews
There are no reviews yet.