View 4 Photos View 0 Videos 1989 Peterbilt 379 Cab Wiring Harness $650 USD (USED) Peterbilt 379 Engine Model: 3406B From: CAB Transmission Type: RT014613 To: ENGINE ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Stock Number25410018 MLS Number12045677CategoryCab Wiring Harnesses Last Updated8/12/2026 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info