Question:
What is the wheel mounting boss diameter on the hub the mounting boss that centers the wheel to the hub?
asked by: Dean W
Expert Reply:
The hub part # AKIHUB-545-35-K that you referenced measures 2-5/8 inches on the section of the hub that fits through the rim.
Trailer Idler Hub Assembly for 3,500-lb Axles - 5 on 4-1/2 - Pre-Greased