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1" Trailer Hub – 4 Lug on 4” Galvanized Assembly (44643 S-125192)

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4 Lug Hot Dipped Galvanized Trailer Hub for 1" Straight Trailer Axles are perfect for boat trailers that are being used in saltwater.

Galvanized Trailer Hub for boat or utility trailer use. This 4 lug trailer idler hub fits on a 1” straight trailer spindle and can be used on 2,000-2,500 pound capacity trailer axles.  Always double check your current trailer hub to match up the proper trailer bearings. 


Each 4 Lug GalvanizedTrailer Hub includes the inner and outer trailer bearings, double lip seal, and dust caps. All of Champion's trailer hub assemblies have the appropriate trailer race already installed for easy installation. For added convenience we have included two different double lip seals to ensure that you have everything needed to replace your hub on your trailer spindle just make sure to test out which seal is the proper one.

Take a look at Champion Trailers Hub Packing and Pre-Loading Procedure for proper and safe trailer hub installation.


Trailer Hub Specifications:

Inner Trailer Bearing Number: L44643 (1” ID)

Outer Trailer Bearing Number: L44643 (1” ID)

Inner Trailer Race Number: L44610

Outer Trailer Race Number: L44610

Bolt Pattern: 4 lug on 4”

Hub Bore ID: 1.98”

Hub Height: 4”


Trailer Hub Kit Includes:

1-Galvanized 4 Lug Idler Hub

2- L44643 Trailer Bearings

2-L44610 Trailer Race

1-125192TB Double Lip Seal

1-15192TB Double Lip Seal

1-1.98 Plain Metal Dust Cap

**Upgrade for Spindle Lube Available**

1-Black Iron Cotter Pin

1-Tang Washer

5- ½-20” Zinc Lug Nuts

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Replacement trailer parts for your boat or utility trailer.  We offer a variety of trailer parts such as axles, springs, hubs, lights, jacks, and more!  Don't forget our custom built galvanized boat trailer axles for an exact fit to your trailer.  

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