View 7 Photos View 0 Videos 2017 Meritor-Rockwell MFS12E143A Front Axle Assembly for a Peterbilt 587 Contact for price Meritor MFS12E143A Front Axle, 12K Capacity, 34" Spring Centers, 4" Spring Width, 10 Hole Pilot, Air Drum Brakes, ABS. P/N MFS12E143ANN13, 3100E8611 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)587Capacity12500Stock Number4319-4 MLS Number14041831CategoryAxle Assemblies, Front Last Updated4/16/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info