FOR SALE 2021 Peterbilt 389 – Cummins X15 – 525 HP – 18 Speed – 70” HR Sleeper This clean, well-spec’d 2021 Peterbilt 389 delivers classic long-hood styling with modern power and comfort. It’s powered by a Cummins X15 rated at 525 horsepower and paired with a dependable Eaton Fuller RTLO18918B 18-speed manual transmission, giving the driver the control and performance expected from a traditional 389. The truck features an Intebrake engine brake, approximately 566,000 miles, a 3.08 rear ratio, and Dana Spicer D40-155 tandem rear axles riding on Low Air Leaf suspension. Up front is a 13,200-lb set-forward front axle, with a 53,200-lb GVWR, 272-inch wheelbase, and 131-inch BBC. The cab is equipped with a 70-inch high-rise sleeper and the premium Platinum interior package, finished with a single bunk configuration and classic Peterbilt gauge layout. Driver comfort is complemented by generous storage throughout the sleeper area, making it a solid long-haul setup. Externally, the truck carries the timeless 389 look with dual vertical exhaust stacks, dual stainless air cleaners with light kit, cab extenders, and a Texas-style front bumper. It sits on aluminum front wheels with 22.5 low-profile tires and a Holland FW17 fifth wheel, all mounted on a clean, straight frame. This is a sharp, driver-preferred 389 with big horsepower, an 18-speed manual, and the right combination of spec and appearance to go straight to work. All units are being prepared to a consistent, retail-ready standard to ensure reliability and minimize downtime for the next owner. Each truck will receive a fresh DOT inspection along with a complete PM service. Intake and emissions components are addressed with new air and DEF filters installed. Brake systems are fully serviced with new brakes and drums, and all units will be equipped with brand new virgin tires—no recaps. Electrical reliability is also covered with new batteries installed. In-house financing options available | Trades welcome Location - Rush Truck Center Tulsa