51 0 2021 Peterbilt 389 Day Cab Truck - Cummins 500HP, 18 Speed Manual Price Drop $109,500 USD CLEAN 2021 PETERBILT 389 DAY CAB! 30K MILES ON OVERHAUL WITH PAPERWORK! CUMMINS X15 500HP! 18 SPEED EATON MANUAL! 3.70 RATIO! FULL LOCKERS! HEADACHE RACK WITH LIGHTBAR! HALF FENDERS! AIR... ConditionUsedUsage377,091 MilesDuty ClassHeavy Duty Day Cab TruckHorse Power500 HPEngine ModelCummins X15Drivetrain6x4Transmission18 Speed ManualSuspensionAir TracRear AxleTandem AxleRear End40,000 lb 3.70 ratioStock Number7151 MLS Number14000630CategoryDay Cab Semi Trucks Last Updated12/23/2025 LocationHouston, TX, US Sold BySouthern Truck Sales Ltd (855) 807-___ SHOWNUMBERCall Seller Email Seller Save More Info