Where Does O-Ring of Dexter Vault Kit # DX52UR Go

Question

Question:

Can you make a video showing where the o-rings go with these caps and the zerk fitting as well. I checked Dexters website but doesnt say how to install. Thanks in advance.

asked by: Joey

1

Helpful Expert Reply:

The O-rings of the # DX52UR goes between the covers and the hub and the zerk fitting is a replacement if needed. We don't have ability to make a video for this quite yet though.

expert reply by: Jameson C

1

Jameson C.

12/15/2025

Hey, how did things go with the O-rings and zerk fitting on your Dexter Vault Hybrid system? Did the placement between the covers and hub make sense once you looked it over? Your feedback could really help others setting up the same kit.

Answer 1

No, they're different systems Brain. Any hub can be used for the Vault lubrication system so long as the hub bore matches the diameter of the cap. An Easy Grease Hub Assembly like item #AKIHUB-545-35-G-EZ-K has an open ended grease cap to access…

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Answer 2

Are there any visible signs of wear on the magnets like exposed windings then that would indicate they need replacing. Magnets can go bad without showing visible signs of wear though. To see how to troubleshoot them check out the help article I…

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Answer 3

On your 2014 Lexus GX460 the Tekonsha Plug-In Wiring Adapter #3040-P that you referenced would simply plug into the connector you found. The brake controller only needs 4 of the circuits in your connector to function. The battery power supply,…

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Answer 4

Hello Jeff, Thank you for the picture, they are always most helpful. That is an interesting set-up. It looks like it might be an old o-ring from a Dexter Vault like the Dexter Vault Hybrid Lubrication System for 2,500-lb to 3,500-lb Trailer Buddy…

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Answer 5

Hey Mike. We only have axles with 58" spring seats like the Trailer Axle with Idler Hubs item #e37YR. You can remove the spring seats and reinstall the Spring Seat for Typical 2,000-lb, Round Trailer Axles item #TRSS175 so they are a 1/4"…

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Answer 6

It is not recommend to jack up a trailer by the axle. This may cause damage to the axle itself. It also puts too much stress on the leaf springs. Instead, you will want to place the jack under part of the trailer frame preferably next to the leaf…

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Answer 7

The best way to jack up a boat trailer with torsion axles, or straight axles for that matter, is to use a trailer jack that is rated high enough for the weight of the trailer at the point the jack is installed. Going with a higher capacity than…

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Answer 8

The #84 spindle is just a common way to identify the spindle dimensions typically used for 3,500 lb axles. So instead of listing out the parts, people can just say they have #84 spindles and it's easier to know what fits it. The CE Smith Trailer…

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Answer 9

Hi Danny, Evangeline asked if I could get you helped out as she is climbing around the roof of an RV at the moment and couldn't get to a computer, so here I am. Let's get into it. Since you have a 3,500 pound axle with Dexter's Vault…

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Answer 10

Hey Doug, thanks for the picture of your trailer hub grease cap. From that I can tell you have a Dexter Vault system and not a Bearing Buddy. That black center section does not actually come off at all. It is designed to pop out in case of increased…

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Answer 11

I do have replacement options for you but we don't carry torsion axles which I assume is what you have so the best option we can offer you is an axle-less like system the Timbren Axle-Less Trailer Suspension part #ASR3500S04 which also has a…

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Answer 12

Before you added the new grease did you completely remove all of the old grease from everywhere? I bring it up because not all greases are compatible with each other and it can cause the grease to break down. It wouldn't happen over night but it…

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Where Does O-Ring of Dexter Vault Kit # DX52UR Go

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