Today we're going to take a look at the Dexter trailer hub and drum assembly for 7200 pound axles, with the eight on 6-1/2" bolt pattern, and the 5/8" diameter studs. How this hub and drum assembly will fit most 7200 pound axles, that are manufactured after 1999, with the four-bolt brake flange.Now before 1999, the 7200 pound axles used a nine-bolt brake flange, and the hub and drum assemblies… see more >