Koyo 6218 Deep Groove Ball Bearings for Motorcycle Parts

Product Specifications

Application Suitability

Finding the Right 6218 Deep Groove Ball Bearing for Your Motorcycle Parts?

Many motorcycle maintenance teams face the frustration of bearing failures due to incorrect specifications or poor quality components. Whether it’s dealing with incompatible seal types, unclear precision ratings, or long lead times from limited suppliers, these issues can disrupt repair schedules and increase downtime. Selecting a reliable 6218 deep groove ball bearing that matches both technical requirements and application demands is critical for smooth operation.

Engineered for Motorcycle Performance and Durability

This Koyo 6218 deep groove ball bearing addresses common采购 challenges with its comprehensive specifications and availability. As a professional bearing supplier with experience across multiple industries, we ensure our products meet strict quality standards through ISO 9001 certified processes. The bearing’s long life, high speed, and low noise features make it ideal for motorcycle parts, where consistent performance under varying loads is essential. With rich stocks and support for multiple transport options, we can fulfill both small and large orders efficiently.

Optimal Performance in Motorcycle Applications

Designed as a radial bearing with a 0° contact angle, this 6218 model excels in handling radial loads typical in motorcycle transmissions and wheel assemblies. Its single-row, unseparated structure ensures stability during high-speed rotation, while the availability of seal types (Zz, 2RS, Open) allows customization based on environmental conditions—whether protection from dust in off-road use or reduced friction in highway applications. The 90mm bore diameter, 160mm outer diameter, and 30mm width provide a standard size compatible with many motorcycle models.

Key Engineering Specifications Explained

The precision rating options (P0 to P4) cater to different application needs: P0 for general-purpose use, P6/P5 for higher rotational accuracy, and P4 for precision machinery. Clearance grades (C0/C2/C3) allow adjustment for thermal expansion—C3 clearance is particularly useful in high-temperature motorcycle engines to prevent binding. Constructed from bearing steel, the component offers excellent hardness and wear resistance, critical for withstanding the vibrations and stress of motorcycle operation. Lubrication flexibility (grease or oil) further extends its adaptability to specific maintenance protocols and operating conditions.

Why Quality Bearings Reduce Long-Term Costs

Choosing a substandard 6218 bearing may seem cost-effective initially, but it often leads to frequent replacements, increased labor costs, and potential damage to adjacent motorcycle components. This Koyo bearing’s long-life design, backed by rigorous material and成品检验, minimizes the risk of early failure. By adhering to international dimensional standards, it ensures easy interchangeability, reducing the need for custom modifications. Investing in a precision-engineered bearing ultimately lowers total ownership costs by extending service intervals and improving equipment reliability.

Quality You Can Rely On

Packaging & Shipping

• Transport Package: Carton Pallet
• Rich Stocks available for prompt dispatch
• Transport options: by Sea or by Air
• Low minimum order quantities supported

Get Your 6218 Bearing Quote Today

Whether you need Koyo 6218 bearings for motorcycle maintenance or other applications, we can provide competitive pricing and fast delivery. Share your requirements—including seal type, precision rating, and quantity—and our team will confirm availability and lead time. With our extensive network of suppliers, we can also assist with sourcing other bearing models or brands to meet your diverse needs.

Frequently Asked Questions