The 2015 Ford Super Duty F-350 SRW 4WD Crew Cab 8 Ft Box Lariat is a heavy-duty, four-wheel-drive pickup with a 6.7L V8 turbo diesel engine, a long 8-foot bed, and a luxurious Lariat trim. It is built for heavy-duty work and towing, offering 440 horsepower and 860 lb-ft of torque, with a 35-gallon fuel capacity and a spacious four-door crew cab. The Lariat trim adds premium comfort and technology features, including a high-end audio system and other interior amenities.