F4B-VSC-103 Dodge; 123627 206 Intermediate Duty Non-Expansion Single Lip Value Line Flange Mount Ball Bearing Unit, 1-3/16 in Dia Bore, 3-1/4 in L Bolt Center-to-Center, 4-Bolt Base Flange Mount, 4-1/4 in OAL/Dia.
F4B-E-307R Dodge 023114 307 Non-Expansion Type E-Xtra Triple Lip Flange Mount Roller Bearing Unit, 3-7/16 in Dia Bore, 7 in L Bolt Center-to-Center, 4-Bolt Base Flange Mount, 9-1/4 in OAL/Dia.