Troubleshooting Trailer Hub Grease Cap Falling Off
Updated 10/22/2025 | Published 09/16/2025
Question:
i have 5 car hauler with 3 axle , the bearing cap keep falling and itis annoyiny because dot they put you out of service , is there any thing i can do , is there any thing in the market i can tie it real strong or may be round something from the wheel lognut over the bearing cap prevent it from falling
asked by: Sammy K
Expert Reply:
Hey Sammy, is it possible you are using a cap that is too small and it's able to fall out? Or is it possible you are overfilling the hub with grease and that is causing the cap to push itself off? Have you at the same time been having issues with the seal failing? Are all of the caps falling off?
Product Page this Question was Asked From
Curt 5th Wheel/Gooseneck Custom Wiring Harness w/ 4-Way and 7-Pole Connector - 7' Long
- Custom Fit Vehicle Wiring
- 5th Wheel and Gooseneck Wiring
- Vehicle End Connector
- 7 Blade
- Plug and Lead
- Plug-In
- Hidden
- CURT
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Jameson C.
10/22/2025
Hey Sammy, what ended up happening with the bearing caps on your car hauler? Were you able to figure out if the size or grease level was the issue? Your update could make it easier for others dealing with the same problem.