Enduro Bearings 61903 LLU/LLB C3 ABEC 5 Radial Bearing – High-Performance 17x30x7mm Hub & Pivot Bearing
Upgrade your bike’s performance with the Enduro 61903 LLU/LLB C3 ABEC 5 radial bearing, engineered for precision and durability in demanding cycling applications. Ideal for use as a hub bearing or pivot bearing, this high-quality bearing delivers smooth rotation and long-lasting reliability.
Designed with C3 clearance, this bearing is perfect for tighter press-fit bearing bores, ensuring a secure fit and optimal performance. Featuring a deep-groove race design and Grade 10 hardened steel balls, it maximizes contact area for increased bearing life and enhanced load capacity.
- Bearing Code: 61903 LLU/LLB C3
- Dimensions: 17mm (ID) x 30mm (OD) x 7mm (Width)
- ABEC Rating: 5 – Precision for smooth, low-friction performance
- Grade: 10 – High-quality hardened steel balls
- Seals: Dual-lip LLU (outer) and LLB (inner) seals for maximum protection
- Grease: 90% fill with high-pressure, waterproof grease for superior durability
- Clearance: C3 – Best suited for tight press-fit bearing housings
- Application: Suitable for bike hubs, pivots, and general cycling components
- Weight: 15.86g
- Static Load Capacity: 308 lbf / 1.37 kN
Enduro Bearings are trusted worldwide for their superior engineering and long-lasting performance. This 61903 ABEC 5 bearing features deep groove races to accommodate larger balls, increasing strength and durability under heavy loads. The dual-lip seals create a labyrinth seal system that effectively keeps out dirt, water, and debris, ensuring reliable function in all riding conditions.
Available in high-carbon chromium steel, 440C stainless steel, ceramic-hybrid, and XD-15 materials, Enduro Bearings offer options tailored to every cyclist’s needs.