hi im new here i have a 1947 3/4 ton with the 8 lug bolt pattern i have looked for a disc brake setup for a few years i finally found someone to build a kit for me it was a little bit more than a kit for the 1/2 ton pickups i was the first one to get the kit built the company is called RPM Eng the owner is ron his phone 3 is 760-329-1886 give him a call he should be able to help with a disc brake conversion if you have any ? you can contact me at [email protected] for more info