View 12 Photos View 0 Videos Dana-Spicer D40-155/R40-155 Cutoff for a 2018 Peterbilt 579 Contact for price (Used) 2018 Peterbilt 579, COMPLETE TANDEM CUTOFF- Part Number: 134660 / 10027677, Serial Number: TBD, Make: Spicer, Model: D40-155 / R40-155, Ratio: 2.64, Capacity: 19,000 Lbs, Hub Bolts:... ConditionUsedRear End2.64 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2018Part Number134660 / 10027677Stock NumberP-498037 MLS Number14157281CategoryFront & Rear Cutoffs (Clip Cuts) Last Updated2/21/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info