Question:
I need to know the diameter of both of the bearings on the inside to see if it will fit my axel. this fits an old shop made trailer. I have an 8 hole hub now but no brake drum.
asked by: Weldon O
Expert Reply:
I went out to the warehouse and pulled bearing # 25580, and # 14125A, to measure them. Bearing # 25580 has an inner diameter of 1.74 inches. Bearing # 14125A has an inner diameter of 1.225 inches. I used digital dial calipers to take the measurements.
expert reply by: Michael H

Have a question for the experts? click here.
Product Page this Question was Asked From
Trailer Hub and Drum Assembly - 5,200-lb, 6,000-lb and 7,000-lb Axles - 8 on 6-1/2
Product Summary:
Hub with Integrated Drum
Standard
16 Inch
16-1/2 Inch
17-1/2 Inch
18-1/2 Inch
25580
14125A
Product Specs:
12 x 2 Inch Drum
For 5200 lbs Axles
For 6000 lbs Axles
For 7000 lbs Axles
8 on 6-1/2 Inch
Trailer Wheel Pilot Hole Diameter is Too Small for New Hub and Drum Assemblies
What Information is Needed to Pick Out the Correct Replacement Hub and Drum
What is the Inner Diameter of Trailer Bearing # 25580 and Trailer Bearing # 14125A
Is There a Replacement Hub for My Mobile Home AxleFeatured Help Information