Class 4 Truck Market Size, Share, Demand Report By Product Type (Diesel Class 4 Trucks, Gasoline Class 4 Trucks, Electric Class 4 Trucks, Hybrid Class 4 Trucks), By Application (Logistics & Delivery, Construction, Municipal Services, Utility Services), By Distribution Channel (OEM Sales, Dealerships, Fleet Leasing, Online Platforms, Authorized Distributors) and Regional Forecasts, 2025–2034