Diesel prices top $6, setting new record

# Why This Matters Record diesel prices carry immediate consequences across the American economy, since diesel fuels the trucks that deliver 70 percent of freight tonnage nationwide. When fuel costs spike, trucking companies absorb those expenses or pass them directly to consumers through higher shipping fees, raising prices on everything from groceries to construction materials within weeks. The $6 threshold is particularly significant because it approaches levels that make long-haul routes economically unviable for smaller carriers, potentially triggering consolidation in the industry and reducing competition. The underlying supply disruptions—Iranian sanctions and Russian refinery damage—suggest these elevated prices could persist for months rather than represent a temporary spike, fundamentally reshaping margins for retailers, manufacturers, and logistics companies dependent on efficient supply chains.