View 6 Photos View 0 Videos 2021 Used Cummins B6.7 Mixer $250 USD Used B6.7 Mixer, Type: Decomposition Reactor ConditionUsedFits To Make(s)CumminsFits To Model(s)B6.7Will Fit Year(s)2021Part Number5418127Stock Number539-10464 MLS Number14261111CategoryAftertreatment Misc. Components Last Updated3/23/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info