Wheel Hub Kits and Replacement Parts

Boat Trailer Bearings, Seals & Hub Parts

Boat trailer hub components are critical to safe towing. Bearings, seals, and hub parts allow your wheels to rotate smoothly while protecting against water, heat, and contamination.

This collection includes EZ Loader hub parts designed for aluminum and galvanized boat trailers, built for real-world use in both freshwater and saltwater environments.

What These Parts Do

Hub components are responsible for:

• allowing smooth wheel rotation under load
• protecting bearings from water intrusion
• managing heat and friction during towing
• keeping your trailer moving safely at highway speeds

A failure in this system can leave you stranded quickly, which is why proper fit and maintenance matter.

Parts You’ll Find in This Collection

• bearing kits (inner and outer bearings)
• grease seals and oil seals
• grease caps and bearing protectors
• hub components and replacement parts

These parts must be matched correctly to your axle size and hub configuration.

Why OEM Fitment Matters

Boat trailer hubs are exposed to water — often repeatedly during launching. Unlike automotive applications, small differences in seal size or bearing tolerance can lead to water intrusion and premature failure.

EZ Loader hubs are built around specific spindle sizes and load ratings, and many parts that appear similar are not interchangeable.

Using the correct components helps prevent:

• overheating hubs
• bearing failure
• water contamination
• uneven wear or vibration

Real Inventory. Real Trailer Experience.

At 411Marine, we stock and work on boat trailers every day.

We’re not a drop-ship warehouse — we’re a brick-and-mortar dealer with hands-on experience servicing EZ Loader trailers, including hubs, bearings, and full running gear setups.

We know what fails, what fits, and what works — because we deal with it in real conditions.

Need Help Matching Bearings or Seals?

If you're not sure what fits your trailer, call us.

We’ll help confirm the correct bearings, seals, or hub components based on your axle and usage — real people, normal business hours.

Located in Hardeeville, South Carolina, near Savannah and Hilton Head.