Where pickup meets commercial chassis. Class 4 ratings, 19.5-inch commercial wheels, DRW standard. The F-450 handles the heaviest upfits while still driving like a truck — not a semi.
The F-450 Super Duty occupies Class 4 (14,001–16,000 lbs GVWR), a step above the F-350 that unlocks significantly higher payload ratings and supports heavier commercial body upfits.
The jump from F-350 to F-450 isn't just a number. It's a fundamentally different truck — heavier axles, larger wheels, higher frame ratings, and a payload capacity that enables upfits the F-350 simply can't support.
The F-450 rides on 19.5-inch commercial-grade wheels — the same spec used on medium-duty trucks. This enables higher load ratings and supports heavier tire options for demanding terrain and payload.
The F-450 is most commonly ordered as a cab-and-chassis — no pickup bed, just a cab and frame rails ready for a commercial body. This opens the full range of heavy upfit options.
Unlike most medium-duty trucks, the F-450 offers full Crew Cab configuration — four doors, full rear seat, enough room for a crew of five. You don't sacrifice crew capacity for payload.
The F-450 is available with the same two powertrains as the F-350 — but the diesel is the dominant choice for operators using the truck's full Class 4 capability.
The 7.3L V8 is available on the F-450 for operators who want lower upfront cost and simpler maintenance without diesel emissions systems. Best suited for lighter upfit applications where maximum payload is not required every day. No DEF, no DPF, no EGR complexity.
The 6.7L Power Stroke is the standard choice for F-450 commercial work. Its 1,200 lb-ft of torque is what makes Class 4 payload and towing ratings achievable in real-world conditions. Required for max tow and payload ratings. The preferred engine for fleet operators running loaded upfits daily.
The F-450 is the entry point for serious commercial upfit work — industries that have outgrown the F-350 and need Class 4 payload without moving to a full medium-duty truck.
The F-350 tops out at 7,640 lbs payload and 35,000 lbs towing. If your upfit body weighs more than 3,000 lbs empty, or if you're regularly running at or near those limits, the F-450 is the right call. The additional GVWR and payload headroom isn't just about numbers — it's about operating within safe margins every day, and extending the life of your truck.
The 19.5-inch wheels are also a practical consideration: they enable heavier tire load ratings and give access to commercial tire pricing at fleet accounts, which matters for operators running 50,000+ miles per year.
The F-550 shares the same cab as the F-450 but steps up to Class 5 with a higher GVWR, heavier frame, and higher payload. The F-450 is the right choice when your upfit doesn't push past its limits — it's lighter, more maneuverable, and costs less. Move to the F-550 when your body weight plus payload exceeds what the F-450 can safely carry.
The F-450 cab-and-chassis is the most popular platform for Knapheide, Reading, and Stahl service bodies in the 10'–12' range. The Class 4 payload allows a fully loaded service body — compartments full of tools, parts, and equipment — without exceeding GVWR.
Steel and aluminum flatbeds from 10' to 16' work well on the F-450 chassis. The longer wheelbase Crew Cab chassis supports a 16' flatbed with proper weight distribution. Common in construction, agriculture, and equipment transport.
The F-450 supports 4–5 yard dump body configurations. It's the most common dump truck platform for landscaping, excavation, and debris hauling operations that need a CDL-exempt commercial vehicle.
Combination service body and crane packages — typically a 3,000–4,000 lb body with a 3,500–6,000 lb crane — are well within F-450 payload. This is the primary configuration for utility, pipeline, and heavy equipment service contractors.
Peoria Ford offers fleet pricing on all F-450 configurations, including upfit coordination with authorized body builders. For multi-unit orders, dedicated commercial fleet managers handle spec-to-delivery. National delivery available to all 48 contiguous states — out-of-state buyers receive full pre-delivery inspection and documentation.
Tell us your payload requirement, intended upfit, and cab preference. We'll configure the right F-450 and connect you with live Peoria Ford inventory.