14 0 Meritor-Rockwell MT40-14X Cutoff for a 2020 Peterbilt 389 Contact for price 2020 Meritor MT40-14X, Tandem Cut Off for sale. Ratio: 3.36, Capacity: 40,000 LBs, Low Air leaf suspension, Used. See pictures for reference. Give us a call, email, or text. We ship... ConditionUsedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)389Will Fit Year(s)2020Stock NumberPT-0892-17 MLS Number13776905CategoryCutoffs Last Updated8/26/2025 LocationYork, ON, Canada Sold ByLomoca Inc. (833) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info