This 2026 Ford F-350SD Lariat is built to handle serious work while delivering the refinement and capability you demand from a premium diesel truck. - 6.7L High Output Power Stroke V8 Diesel with 10-Speed Automatic transmission - Black Appearance Package with 20 Ebony Black wheels and 6 angular running boards - FX4 Off-Road Package with Hill Descent Control and off-road tuned suspension - 5th Wheel/Gooseneck Hitch Prep Package with integrated 7-pin connector - Lariat Premium Package with Ford Co-Pilot 360 Assist 2.0 and lane-keeping system - Dual 68 AH AGM batteries and 410 Amp dual alternators - SYNC 4 with 12 center display and B&O Sound System - Adaptive Cruise Control with Stop-and-Go and Pro Trailer Backup Assist - Power-sliding rear window with defrost - Electronic-locking rear differential with 3.55 axle ratio - Engine block heater and rapid-heat supplemental cab heater - Front and rear parking sensors with reverse brake assist - Heated and ventilated front seats with memory driver seat - Six upfitter switches in overhead console This truck combines the strength you need with thoughtful engineering designed for serious hauling and towing work. The 6.7L Power Stroke diesel engine delivers the capability to handle demanding jobs, while the 410 Amp dual alternator system provides the electrical capacity for heavy-duty applications. The 5th wheel and gooseneck hitch prep package comes ready for your trailer setup, with integrated attachment points and connector already installed. The FX4 Off-Road Package adds genuine capability with hill descent control and specially tuned shock absorbers that improve handling both on and off the highway. The electronic-locking rear differential with 3.55 axle ratio ensures optimal traction when you need it most. Inside the cab, you'll find the comfort and technology expected of a Lariat. The SYNC 4 system with a 12-inch display puts navigation, entertainment, and vehicle controls within easy reach. The B&O Sound System delivers quality audio, while dual-zone automatic climate control keeps both driver and passenger comfortable. Heated and ventilated front seats adapt to seasonal changes, and the memory driver seat recalls your preferred position each time you get in. Safety features include the Lariat Premium Package with Ford Co-Pilot 360 Assist 2.0, which combines lane-keeping technology, adaptive cruise control with stop-and-go capability, and pre-collision assist with automatic emergency braking. The Pro Trailer Backup Assist and Pro Trailer Hitch Assist take