Enduro Bearings 61805 LLU/LLB ABEC 5 Radial Bottom Bracket Bearing – 37x25x7mm
Upgrade your bike’s performance with the Enduro Bearings 61805 LLU/LLB ABEC 5 radial bearing, engineered specifically for high-performance bicycle applications. Crafted from 52100 high-carbon chromium alloy races and precision Grade 5 steel balls, this bearing ensures maximum durability, smoothness, and reliability in demanding riding conditions.
- Bearing Code: 61805 (also referenced as 6805)
- Dimensions: 37mm (Outer Diameter) x 25mm (Inner Diameter) x 7mm (Width)
- ABEC Rating: 5 – Precision tolerance for ultra-smooth rotation
- Grade: 5 – High-grade hardened steel balls for extended lifespan
- Seals: Dual-seal design with LLU seal facing outward to protect against dirt and water, and LLB seal inward to retain high-pressure grease
- Grease: Premium Kyodo Yushi PS-2 waterproof grease for superior lubrication
- Application: Ideal for bicycle hubs and bottom brackets
- Weight: 20.37g
Designed as a direct replacement for Shimano external cup bottom brackets that use plastic bearing inserts, the Enduro 61805 bearing offers enhanced performance and longevity. The dual-seal LLU/LLB system provides excellent protection against contamination and grease loss, ensuring smooth, consistent operation over time.
Constructed with high-quality 52100 chromium steel races and Grade 5 hardened steel balls with 90% ball fill, this bearing delivers superior load handling and durability for your bike’s bottom bracket or hub assemblies. If you prefer to avoid plastic inserts, consider the Enduro MR 2437 bearing for a perfect fit.
Boost your bike’s efficiency and reliability with Enduro Bearings 61805 LLU/LLB ABEC 5 radial bearing, engineered for cyclists seeking premium quality bottom bracket and hub bearings.