View 3 Photos View 0 Videos Meritor-Rockwell Rear Differential for a 2016 International DuraStar 4300 Recently Updated $1,049.97 USD (Used) 2016 International DuraStar 4300, COMPLETE DIFFERENTIAL GEARS ONLY- Part Number: C23121N1937S, Serial Number: FOR06960488, Make: Meritor/Rockwell, Model: C2-3121M1937S, Capacity:... ConditionUsedFits To Make(s)InternationalFits To Model(s)DuraStar 4300Will Fit Year(s)2016Part NumberC23121N1937SStock NumberP-69627 MLS Number12562582CategoryDifferentials, Rear Last Updated3/11/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info