7K (7000 lb) Trailer Axle Bearing Kit



Kit Components:

  • Inner Bearing: 25580 (1.75″ I.D)
  • Outer Bearing: 14125A (1.25″ I.D)
  • Inner Race: 25520 (3.265″ O.D)
  • Outer Race: 14276 (2.717″ O.D)
  • Double Lip Grease Seal: 010-036-00 (3.376″ O.D, 2.250″ I.D)
  • Hub/Dust/Grease Cap

977 in stock

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Introducing the 7K Trailer Axle Bearing Kit from Mrovi Trailer Parts, your premier solution for accurate and efficient trailer maintenance. Tailored specifically for #42 spindles, this all-encompassing kit provides all the necessary components you need to replace worn or compromised parts, ensuring your trailer stays operational with minimal downtime.

Kit Components:

  • Inner Bearing: 25580 (1.75″ I.D)
  • Outer Bearing: 14125A (1.25″ I.D)
  • Inner Race: 25520 (3.265″ O.D)
  • Outer Race: 14276 (2.717″ O.D)
  • Double Lip Grease Seal: 010-036-00 (3.376″ O.D, 2.250″ I.D)
  • Hub/Dust/Grease Cap

Crafted with precision and made to last, each component in this kit is of the highest quality, ensuring a seamless fit and outstanding performance. The bearings and races are engineered to facilitate smooth wheel rotation and minimize friction, while the double lip grease seal offers robust protection against dirt and moisture, safeguarding the integrity of your bearings. The hub/dust/grease cap further enhances this protection, ensuring the internal components stay pristine and fully operational.

Key Benefits:

  • Comprehensive Kit: Includes all necessary components for a complete bearing replacement, reducing downtime and simplifying the repair process.
  • Precision-Engineered Bearings and Races: Ensures smooth wheel rotation and reduced friction, enhancing your trailer’s performance and efficiency.
  • High-Quality Double Lip Grease Seal: Provides superior protection against dirt and moisture, maintaining the integrity and longevity of your bearings.
  • Durable Construction: Each part is made from high-quality materials to ensure long-lasting performance and reliability.
  • Easy Installation: Designed for straightforward installation, allowing you to replace your trailer’s bearings with minimal effort.

Detailed Component Analysis:

  • Inner Bearing (25580): With an inner diameter of 1.75″, this bearing is designed to fit snugly and rotate smoothly, reducing wear and tear on your axle.
  • Outer Bearing (14125A): Featuring a 1.25″ inner diameter, it complements the inner bearing to provide balanced support and efficient rotation.
  • Inner Race (25520): With an outer diameter of 3.265″, this race ensures the inner bearing stays in place, facilitating smooth movement and reducing friction.
  • Outer Race (14276): Its 2.717″ outer diameter is perfectly matched to the outer bearing, ensuring consistent performance and durability.
  • Double Lip Grease Seal (010-036-00): Measuring 3.376″ O.D and 2.250″ I.D, this seal prevents dirt and moisture from entering the bearing area, maintaining lubrication and extending component life.
  • Hub/Dust/Grease Cap: Protects the internal components from dirt and debris, ensuring the bearings remain clean and fully operational.

Why Regular Maintenance Matters: Maintaining your trailer’s axle bearings is critical for safe and efficient operation. Worn or damaged bearings can lead to increased friction, overheating, and ultimately, failure of the axle, which can cause severe damage and safety risks. Regular inspection and replacement of bearings, races, and seals ensure your trailer operates smoothly, reducing the risk of breakdowns and extending the life of your equipment.

Ease of Installation: This 7K Trailer Axle Bearing Kit is designed for easy installation, making it accessible even for those with minimal mechanical experience. Each component fits together seamlessly, ensuring a straightforward replacement process. This not only saves time but also reduces labor costs, making it a cost-effective solution for maintaining your trailer.

Whether you’re maintaining a fleet of trailers or conducting individual trailer repairs, this 7K bearing kit simplifies the repair process by providing a complete, ready-to-install solution. Designed to fit a #42 spindle, these components guarantee precise fitment and superior functionality. This versatility makes it ideal for various types of trailers, including utility trailers, boat trailers, cargo trailers, and more.

At Mrovi Trailer Parts, we are dedicated to providing top-quality products that simplify your maintenance routine. Our 7K Trailer Axle Bearing Kit exemplifies our commitment to excellence, ensuring that your trailers are always road-ready and perform at their best. Our parts are meticulously crafted to meet stringent quality standards, providing you with the peace of mind that comes from knowing you are using reliable and durable components.

We understand that maintaining a trailer can be time-consuming and costly. That’s why we offer comprehensive kits like this one, designed to provide all the necessary parts in one convenient package. This approach not only simplifies the maintenance process but also ensures that all components work together seamlessly, enhancing the overall performance and safety of your trailer.

At Mrovi Trailer Parts, customer satisfaction is our top priority. We offer unparalleled support and service to ensure you have the best experience possible. Our knowledgeable team is always ready to assist you with any questions or concerns, providing expert advice and guidance to help you make the best choices for your trailer maintenance needs.

Order your 7K Trailer Axle Bearing Kit today and experience the convenience, reliability, and quality that Mrovi Trailer Parts provides. With free delivery to the East Coast, you can ensure your parts arrive promptly, minimizing downtime and maximizing efficiency. Trust Mrovi Trailer Parts for all your trailer maintenance needs, and enjoy the peace of mind that comes with knowing your equipment is in top condition.

The 7K Trailer Axle Bearing Kit from Mrovi Trailer Parts is the ultimate solution for maintaining and repairing your trailer’s axles. With precision-engineered components, durable construction, and easy installation, this kit offers everything you need for a complete bearing replacement. Keep your trailers running smoothly and your business thriving with our comprehensive, easy-to-use bearing kit. Trust in Mrovi Trailer Parts for all your trailer maintenance needs and experience the difference in quality and performance.

Additional information

Weight 5 lbs
Dimensions 6 × 4 × 4 in


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