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Check grease levels at a glance with the blue auto-check ring. Chrome plated Bearing Buddies maintain light grease pressure inside the hub to protect your bearings, even when submerged, while the zerk fitting makes adding grease quick and easy.
Features:
Specs:
Replace your existing grease cap with a Bearing Buddy for an easy way to monitor and maintain the grease level in your axle hub. Use a grease gun to add grease through the zerk fitting. As the hub fills, the spring-loaded piston moves outward, raising the blue auto-check ring. When the blue ring is 1/8" above the steel retaining ring, the hub is properly filled.
The O-ring inside the barrel of the Bearing Buddy maintains a seal from the outside. The pressurized grease inside the hub helps prevent water from entering and contaminating the grease. Bearing Buddy also includes an automatic pressure-relief feature to help prevent overfilling and damage to the inner seal. Once the hub is full, excess grease seeps around the edges of the piston and into the barrel while the blue auto-check ring remains raised.
Check the blue auto-check ring to see when it's time to add grease. If the ring has receded below or is flush with the steel retaining ring, more grease is needed. If the lip of the blue ring is 1/8" above the steel retaining ring, the hub is properly filled.
Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.
Hello, everybody. This is Jeff at etrailer.com. Today we're gonna take a look at the Bearing Buddy Chrome Plated Bearing Protectors for the 2.717 Hub Bore, and it is for a quantity of two. Now these protectors are great for marine applications, the Bearing Buddy design, it's an easy way to protect your bearings by keeping water out and ensuring enough grease is in the hub. These will replace the grease caps that are on your axle hub, and they'll provide your trailer bearings with premium protection. These will prevent wheel bearing failure by providing a nice, easy way to control the grease volume in your axle hub.
They do help keep water and dirt out of the hubs in the bearings, and it'll even allow your boat trailer wheels to be completely submerged. It does stop corrosion and pitting on the bearings. If you notice, it provides a nice, easily accessible grease Zerk fitting here, so it makes adding the grease to the bearings very quick and simple. All you have to do is remove the cover, put your grease gun onto the Zerk fitting, pump the grease in there. Now it will maintain a slight controlled pressure, about three PSI, using a spring loaded piston.
This will prevent water from entering the hub. And it'll allow visual monitoring of the grease levels. We're using this blue indicator ring you see right here. This ring is designed to sit flush with the top of the cylinder when it's full. Now if the ring goes below the top, you just add grease to move the piston outward.
This does prevent overfilling and rear seal damage with the automatic pressure relief feature. Basically, the grease will seep around the piston edges and into the barrel when it's full. Now these parts are constructed of stainless steel internal parts and has a triple chrome plated steel barrel. It does ensure a longer lasting fit than some of the plastic or aluminum products that are out there. And as we've mentioned, you'll notice it comes with these rubber protective covers that when you're done putting the grease in, just push them all the way over there and that'll keep anything from getting inside.
Now to install these, it's very easy. Basically all you have to do is remove your grease cap, put this on the hub, and then using a block of wood against the Bearing Buddy, tap on that block of wood so this will install equally into your hub. This part is made in the US. A few specs, again. We mentioned it's designed to fit the 2.717 hub bore diameter. They also make these in other available diameters to fit your hub size. This will work with the outer bearing model numbers 14124, and 14125A, which are commonly found on the 5,200 pound to 7,000 pound Dexter axles. But that should do it for the review on the Bearing Buddy Chrome Plated Bearing Protectors for the 2.717 Hub Bore.
Customer Satisfaction Score:
95% were satisfied with this product
5% of customers were not satisfied
Ratings & Reviews

Jesse M.
10/26/2026
Thanks for another great review, Clark! Glad the Bearing Buddies fit perfectly and give you that extra peace of mind when launching your boat. Keeping those bearings protected is always a plus, and the classic redneck-approved look is just a bonus! Happy boating!

Brian
7/26/2026
Working great, holding up very well. Great quality and excellent value.


Gwendolyn Y.
4/28/2025
Thanks for saying that, David! I love knowing that we are your go-to :D
Info for this part was:
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Gwendolyn Y.
4/30/2026
They look great, Lex. Will make maintenance a breeze now.