2 0 International RA57 Axle Shaft for a 1978 International Harvester CO1850 $175 USD GOOD USED AXLE SHAFT INTERNATIONAL/ 2.30 SPLINE DIAM, Axle Spline Count: 22, Serial#: NA, Length: 39.38, Axle Type: Non-Locker ConditionUsedFits To Make(s)International HarvesterFits To Model(s)CO1850Will Fit Year(s)1978Part Number161087R1Stock Number91225-12 MLS Number13852192CategoryAxle Shafts Last Updated9/27/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info