Trailer Kits

Complete Trailer Kits: Essential Bearings, Seals, and Components

The safety and performance of any trailer depend directly on the quality of its internal components. A trailer kit delivers a complete solution for both maintenance and assembly, ensuring reliable operation on every trip.

Each kit is thoughtfully designed to include essential parts—from high-speed bearings that ensure smooth rotation to seals that protect against dust and debris.

By choosing a standardized set, you simplify repairs, reduce downtime, and ensure proper compatibility between components. This also extends the lifespan of your trailer.

At PGN Bearings, we are committed to providing high-quality trailer kits that combine durability, convenience, and fast shipping to meet your performance needs.

What Are Trailer Kits?

Trailer kits are complete sets of essential components used to assemble, replace, or maintain a trailer’s wheel and axle system. They are designed to ensure proper alignment, smooth wheel rotation, and protection against wear, dust, and moisture.

These kits typically include bearings, seals, cotter pins, and dust caps — all selected to deliver a practical and efficient solution. By combining every required part in one package, you eliminate compatibility issues and save time during maintenance.

Choosing a standardized kit also ensures that all components work together seamlessly, reducing the risk of failure and increasing your trailer’s longevity. 

This is especially important for anyone who relies on their trailer for daily operations or heavy-duty transport.

Why Use Specific Trailer Kits?

Choosing specific trailer kits is the best way to ensure that each component performs at its full potential. These kits are engineered to match the technical specifications of trailer axles and wheels, allowing for proper assembly without makeshift adjustments.

With a complete kit, you gain convenience and peace of mind. All parts are compatible, reducing the chances of mechanical failure. That means less downtime for repairs and more time on the road.

Standardized kits also deliver better performance. Bearings, seals, and other components are designed to work together as a unit, maximizing efficiency and lifespan. 

As a result, you get enhanced safety, reduced vibration, and a smoother towing experience—no matter the distance.

Main Types of Trailer Kits

There are several types of trailer kits available on the market, each designed to meet different needs for assembly, replacement, and maintenance. 

From axle-bearing sets to seal-focused kits and emergency repair bundles, every solution is built to deliver performance and safety in specific trailer applications.

Some kits are made for lightweight trailers used in daily transport, while others are intended for more demanding environments like industrial or agricultural towing — where durability and strength are essential.

Broadly speaking, trailer kits are categorized into:

• Bearing kits for trailer axles, ensuring smooth and quiet rotation;

• Seal and retainer kits, offering protection against dust and moisture;

• Maintenance and repair kits, including cotter pins and dust caps for fast fixes.

At PGN Bearings, you’ll find all these types of kits with premium quality materials and reliable engineering. Our products are compatible with multiple axle sizes and built with high-speed chrome steel bearings, precision seals, and easy-to-install components. 

It’s the complete solution for anyone who values performance, durability, and confidence on the road.

Applications of Trailer Kits

Trailer kits serve a wide range of applications, playing a key role in maintaining the stability, safety, and efficiency of trailer wheel systems. They are essential in both commercial and industrial settings, adapting to various trailer types and working conditions.

Some of the most common applications include:

Utility and light-duty cargo trailers

Used for transporting tools, equipment, or personal items, these trailers require dependable kits that ensure smooth and secure towing.

Boat and vehicle transport trailers

Popular for boats, jet skis, and sports cars, these trailers demand sealed components that withstand moisture and perform reliably over long distances.

Towable agricultural and industrial equipment

These applications often involve heavy loads and rough terrain, requiring kits built with durable materials and reinforced seals for extended performance.

Industrial platforms and dollies

In logistics and warehouse operations, trailer kits ensure smooth handling and mobility for heavy-duty rolling equipment.

At PGN Bearings, our kits are engineered to meet all these applications — delivering versatility, strength, and superior performance in every condition.

Benefits of PGN Bearings Trailer Kits

PGN Bearings trailer kits are designed to deliver more than just replacement parts. They offer performance, convenience, and durability in one complete package — perfect for anyone who values reliability on every trip.

Durability and performance

Each kit includes high-strength chrome steel bearings, engineered to handle heavy loads and perform under varying conditions. This leads to a longer lifespan and fewer maintenance needs.

Simplified installation

All components are precisely matched for easy assembly, reducing downtime and simplifying the repair process. It’s the ideal choice for fast, efficient maintenance.

Smooth and quiet operation

Our high-speed bearings ensure quiet and vibration-free movement, resulting in more stable, comfortable towing across short or long distances.

Versatile applications

PGN kits fit a wide range of trailer types — including utility, boat, agricultural, and industrial trailers. This makes them a smart and practical choice for anyone seeking a reliable, all-in-one solution.

Explore Our Trailer Bearing Kits

PGN Bearings trailer bearing kits are built to perform under demanding conditions, whether for routine maintenance or urgent replacements. Engineered with precision tolerances, durable materials, and smooth rotation capabilities, they provide consistent, long-term value for your trailer system.

L44643 Kit – Compatible with 1" axles

Ideal for light to medium-duty applications, this complete kit includes two L44643/L44610 tapered bearings, two 12192TB seals (1.980" OD), cotter pins, and dust caps.

Designed for high-speed, quiet rotation, this kit minimizes vibration and noise during travel. The chrome steel construction offers superior strength and wear resistance, even in varying temperatures or humid conditions. Easy to install, it helps get your trailer back on the road quickly.

L44649 Kit – Compatible with 1-1/16" axles

Built for heavier-duty use, this kit includes two L44649/L44610 bearings, two 12192TB seals, cotter pins, and dust caps. It’s suitable for cargo trailers, industrial platforms, and agricultural implements.

In addition to reliable performance, this kit offers excellent sealing against dust and debris — a key factor in extending the life of your wheel system. Its compatibility across multiple trailer types makes it a practical choice for demanding applications.

Both kits are engineered to deliver durability, ease of installation, and dependable operation across a wide range of trailer environments — giving you peace of mind on every haul.

Which Kit Should You Choose? L44643 or L44649

The choice depends mainly on your axle size. The L44643 fits 1" axles and works best for light-duty utility trailers. The L44649 fits 1-1/16" axles and is better suited for heavier loads or more demanding use.

If you use your trailer for everyday hauling on regular roads, the L44643 is a solid option. For longer trips or rougher conditions, go with the L44649 for extra strength and durability.

Both kits offer easy installation, precise sealing, and long-lasting quality. Check your axle size and intended use to make the right choice.

Why Choose PGN Bearings for Your Trailer Kits

When selecting parts for your trailer, quality and reliability are essential. At PGN Bearings, that’s exactly what we deliver. Our kits are manufactured using high-performance materials like chrome steel and meet strict quality standards. This ensures a precise fit, reduced wear, and consistent performance even under demanding conditions.

Based in Miami, we offer fast shipping across the country along with competitive pricing. Our streamlined logistics are perfect for those who need quick, dependable solutions.

We also provide a wide range of trailer kits compatible with the most common axle sizes. Whether you’re working with light-duty trailers, industrial platforms, cargo haulers, or agricultural equipment, we have the right fit for your needs.

Choosing PGN Bearings means choosing more than just parts. It means choosing safety, performance, and peace of mind — every time you hit the road.

Ready to Equip Your Trailer? Explore Our Kits Below

Now that you’ve seen the benefits of our trailer bearing kits, it’s time to find the right solution for your setup. Every kit listed on this page is built for performance, safety, and full compatibility with industry standards.

Whether you’re doing a quick replacement, planning preventive maintenance, or assembling a new wheel system, you’ll find the perfect combination of components right here — with proven quality and fast shipping.

Browse the options below, check the technical specifications, and choose the kit that best fits your needs. Count on PGN Bearings to keep your trailer moving with confidence and efficiency!

Frequently Asked Questions about PGN Bearings Trailer Kits

1. What’s included in a PGN trailer bearing kit?

Each kit comes with two tapered bearings, two seals, cotter pins, and dust caps. All parts are selected to ensure proper fit, easy installation, and reliable sealing.

2. How do I know which bearing kit is right for my trailer?

It depends on your axle diameter. The L44643 fits 1" axles, while the L44649 fits 1-1/16" axles. Check the size before ordering to ensure compatibility.

3. What types of trailers are PGN kits compatible with?

Our kits work with utility trailers, light cargo haulers, industrial dollies, agricultural equipment, and even boat trailers. They are built for versatile use.

4. Are PGN kits resistant to dust and moisture?

Yes. Each kit includes precision seals designed to protect against contaminants and extend the lifespan of the bearing system.

5. Is it difficult to install a trailer bearing kit?

Not at all. PGN kits are designed for quick and straightforward installation. Everything you need is included and fits standard axle systems.

6. Does PGN Bearings offer fast shipping in the U.S.?

Yes. Based in Miami, we provide fast and reliable shipping across the United States to get your order to you as quickly as possible.