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| Outer Bearing | Outer Race | Inner Bearing | Inner Race | Seal | Seal I.D. | Seal O.D. |
|---|---|---|---|---|---|---|
| 15123 | 15245 | 25580 | 25520 | 412920 | 2.250" | 3.376" |
This replacement bearing and race kit contains all components needed to replace the bearings on one hub of your trailer axle. Kit includes inner and outer bearings and races, seal, and cotter pin.
High-quality tapered roller bearings and races last twice as long as other brands leaving time for what really matters. Special alloy blend reduces vibration which extends bearing life and reduces noise. Uses industry-standard numbers.
Customer Satisfaction Score:
98% were satisfied with this product
2% of customers were not satisfied
Ratings & Reviews
The Timken bearing kit worked perfectly for my boat trailer. They are very high quality bearings.
Bearings worked great, arrived promptly. A tracking number would be slightly helpful.
Ordered on the 3rd, shipped on the 4th, received on the 13th. I know it’s cheaper to use USPS, but when picking a vendor for parts, I now need to consider what shipping method they use. Following the tracking of this, the package went all over the country.
Fits perfect! Should have the option for washer configuration. Newer trailers don't usally use cotter pins.
Kit worked great to do a rebuild of my hubs. The washer was a D-style while my spindle was circular so I just picked up different washers for a few extra bucks. Gave it a 20 mile test run and everything stayed nice and cool. They should last a long time
I was was sent brake assemblies for a Dexter D 35, instead of for my Dexter D30 axle. Not the same. Had to return. Asked if ETrailer had the correct ones. Was told they did not have the right ones.
These parts are available and in stock with other
trailer part suppliers.
The very best quality, easy to install. Etrailer will help with selections. I prefer the stainless steel because of longer lasting.
Got these to replace the junk bearings that were in my enclosed trailer axels fom Chine-na ...you can see the difference in quality.
1986 Terry Taurus wheel bearings are brand new now. I am officially as old as this camper and the new wheel bearings are ready for a million more miles. While packing them is a messy process a neoprene glove and clean work area made it easy to do. They went on their first trip this weekend with no problems. Thanks!
Top quality stuff! WAY better bearings than off the rack automotive store parts. The double lips seals are also very great! Thanks eTrailer!
Excellent USA TIMKEN bearings good price great customer service and excellent order filling and shipping and delivery. Thanks for quick response will be using e-trailer for my future trailer parts needs.
My trailer bearings only had 150 miles on them but they were the generic offshore ones that came originally with the axles. For peace of mind I replaced them with these Timken bearing kits. Now hopefully all I will have to do is normal upkeep and no big problems while on the road. Everything was top quality and fit perfectly although my axle nut locking rings were a different style so I reused the original ones which were in perfect condition.
Rebuilt boat trailer wheel hub, been rolling every week , all is still good as it should be. Easy to change out with proper tools. Fast delivery good products would buy from again.
Put camper information in website and ordered wheel bearing kits based on that. It was for much larger axels. Called e-trailer and she got the corrects ones and gave me a free return. She struggled to find the correct bearings, so not sure if my Flagstaff is odd or what. None the less, got the right ones…
Looks good
Good high quality bearings and seals.
Very happy with etrailer service and parts. Always find what I need for my RV trailer.
Fast delivery! Exactly as ordered and everything fit perfectly!
Exactly what I needed. Fit on my trailer perfectly. Quick delivery and great communication.
20ft trailer came with foreign bearings and had one that was sloppy, ordered from etrailer.com (Timken set). Received product in decent time and bearing set fit perfect.

Dennis
5/4/2026
Great! No issues

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James
5/5/2026
We put 35K miles on our RV in 1.5 years on the road so far so we grease the bearings every 6 months or so and always use the Timken grease and seals. I have seen no wear in the bearings or races due to the quality of the Timken products! Highly recommend!