Precision-Sealed Performance Bearing
Description
Description
The NTN 6903 LLU deep groove ball bearing is engineered to deliver smooth, consistent rotation across a wide range of mechanical and cycling applications. Its precision construction ensures stable performance even under continuous use.
High-Quality Chrome Steel Construction: Manufactured from premium chrome steel, this bearing offers excellent strength, wear resistance and long-term durability. The material choice helps maintain dimensional accuracy and performance under load.
Dual Rubber Seal Protection (LLU / 2RS): Equipped with dual rubber seals on both sides, the 6903 LLU effectively protects against dust, dirt and moisture. This sealed design helps retain lubrication and reduces maintenance requirements over time.
Optimized Dimensions for Versatile Use: With dimensions of 17x30x7 mm, this bearing fits a wide range of hubs, bottom brackets and industrial applications. Its deep groove profile supports both radial and limited axial loads efficiently.
Designed for reliability and precision, the NTN 6903 LLU bearing ensures quiet operation and extended service life, making it a dependable choice for demanding mechanical setups.
Features
Features
Specifications
Specifications
Shipping Policy
Shipping Policy
We ship across India with free shipping on orders above ₹2,000 (₹99 for orders below ₹2,000). Cash on Delivery is available up to ₹20,000, with additional COD fees based on order value. Orders typically arrive within 3–6 working days, though delays may occur.
Note: Most Shimano products may take longer to ship. View full shipping policy
Returns & Refunds
Returns & Refunds
Here's a quick overview of our return and refund policy:
- 7-Day Return Window: You can initiate a return within 7 days of receiving your product.
- Eligibility: Items must be unused, in original condition, with all tags and packaging. Only select items like apparel (helmets, jerseys, gloves, etc.) are eligible.
- Non-Returnable Items: Wetsuits and items discounted over 5% are not eligible for returns.
- Compatibility Issues: Returns are not accepted for compatibility-related issues unless the product description on our website was incorrect. If you're unsure, please contact us before ordering.
- Shipping & Processing: Return shipping is to be arranged by the customer. No pickups available.
- Refund Options: Choose between exchange, store credit, or monetary refund (after deductions for shipping and transaction fees).
- Order Cancellations: Only possible before the order is processed.
For full details, visit our Return & Refund Policy page.


