Measurements of the Bearings and Races Included w/ the Bearing Kit BK3-210
Updated 10/22/2025 | Published 04/10/2025 >
Products Featured in This Question
Question:
Bearing Kit, 14125A/25580 Bearings, GS-2125DL Seal What are the ID of the bearings and OD of the races contained in this kit?
asked by: Chris B
Expert Reply:
Hey Chris! The measurements for the bearings and races in the Bearing Kit item # BK3-210 are listed below:
The Replacement Trailer Hub Bearing - 14125A item # 14125A has a inner diameter of 1.250".
The Replacement Trailer Hub Bearing - 25580 item # 25580 has a inner diameter of 1.750".
The Replacement Race for 25580 Bearing item # 25520 has a outer diameter of 3.265".
The Replacement Race for 14125A Bearing item # 14276 has a 2.717" outer diameter.
If you have any additional questions go ahead and throw them into the comment box below.
Product Page this Question was Asked From
Bearing Kit, 14125A/25580 Bearings, GS-2125DL Seal
- Trailer Bearings Races Seals Caps
- Bearings
- Standard Bearings
- Bearing Kits
- Bearing 14125A and 25580
- Race 25520 and 14276
- 7000 lbs Axle
- etrailer
more information >
Continue Researching
- Search Results: axle washer
- Video: Detailed Breakdown of the Replacement Spindle Washer
- Shop: Bearing Kit, 14125A/25580 Bearings, GS-2125DL Seal
- Q&A: Replacement Bearings, Races, Grease Seal and Tang Washer For 7,000LB Axle With Flat Spot on Spindle
- Q&A: What are the Correct Bearings and Races for Dexter 8-201 Electric Drum Brakes?
- Shop: Dexter Bearing Kit for 1-1/16" to 1-3/8" Tapered Spindle
- Shop: Dexter Bearing Kit w/ Dust Cap for 1-1/16" to 1-3/8" Tapered Spindle
- Shop: Timken Bearing Kit for Lippert, Dexter, and AL-KO Axles - 3,500 lb with #84 Spindle
- Shop: Replacement Trailer Hub Bearing - 25580
- Shop: Bearing Kit, LM67048/25580 Bearings, 10-36 Seal
- Shop: Replacement Spindle Washer - Tang Type for E-Z Lube
- Article: Most Popular Wheel Bearings
- Article: Electric Trailer Brakes: How They Work & What to Buy
- Q&A: Bearings and Races for 7,000 Pound Trailer Axle
- Q&A: Correct Replacement Bearings and Seals for Dexter 7,000 Lb Axle
- Q&A: Replacement Bearings for a Dexter 7,000 lbs Axle and Wet Bolts for a Morryde CRE 3000
- Article: Replacing the Bearing, Races and Seals on a Trailer Hub
- Article: Trailer Wiring Diagrams
- Q&A: Lug Nut Torque Spec for a 1/2 Stud with Coned Lugs on a 15 in Steel Wheel
- Q&A: Looking For Replacement Slipper Springs For My 7k Dexter Axle
- Article: Parts Needed to Add Electric Drum Brakes to a Trailer
- Article: Stability Control for Heavy Duty Vehicles
- Article: Adding Electric Over Hydraulic Disc Brakes


Jerred H.
10/22/2025
Hey Chris, did those bearing and race measurements for the BK3-210 kit match what you needed for your setup? Knowing how they fit could help others checking the same specs.