New 2027 Peterbilt 548 Cab & Chassis

2027 Peterbilt 548 Cab & Chassis — built for demanding vocational work with power, durability, and driver-focused comfort. This heavy-duty configuration features a 60,000-lb GVWR, a PACCAR PX-9 rated at 350 hp and 1,050 lb-ft of torque, and an Allison 3000 RDS 6-speed automatic transmission for confident performance in frequent-stop and PTO-driven applications. Its 230-inch wheelbase, reinforced 10-3/4-inch steel frame rails with full inner liner, 40,000-lb Peterbilt Air Trac tandem suspension, and tandem differential locks provide a strong platform for tank, utility, dump, and specialized body installations. A 20,000-lb front axle, 4.88 rear axle ratio, air brakes with ABS, tire-pressure monitoring, and polished aluminum wheels further support dependable operation. The premium cab & chassis pairs a white Aero 107-inch BBC hood with bright exterior accents, heated power mirrors, stainless sunvisor, air-ride driver seat, A/C, Bluetooth audio, USB connectivity, and a 7-inch digital instrument display. PTO provisions, remote throttle controls, body connections, a dash-mounted electric-over-hydraulic PTO control, and a suspension dump switch make this truck body-builder ready. A purpose-built Peterbilt 548 that combines commercial-grade capability with a polished, comfortable cab for serious vocational fleets and owner-operators.