View 5 Photos View 0 Videos 2017 Meritor-Rockwell MFS13143A Front Axle Assembly for a Peterbilt 579 $1,000 USD Meritor MFS13143A Front Axle, 13.2K, 34" Spring Centers, 4" Spring Width, 10 Hole Pilot, Air Drum Brakes, ABS, P/N MFS13143ANN315, 3100S8599, S/N MONO2734803 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Capacity34 x 4Stock Number1943-4 MLS Number13897462CategoryAxle Assemblies, Front Last Updated4/16/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info