10 0 Meritor-Rockwell RD20145R342 Cutoff for a Peterbilt FLEX AIR $2,150 USD USED CUTOFF OFF OF A 2014 579 PETERBUILT ConditionUsedSuspensionFlex AirRear End3.42 ratioFits To Make(s)PETERBILTFits To Model(s)FLEX AIRCapacity40KStock Number2218552 MLS Number11839224CategoryCutoffs Last Updated10/24/2025 LocationWykoff, MN, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info