The 2024 Diamond C FMAX212 40′ × 102″ Fleetneck Straight Deck Air Ride Trailer is a high-performance heavy-duty gooseneck engineered for professional hotshot trucking, equipment transport, and industrial freight operations. Built for strength, long-haul comfort, and maximum payload efficiency, this trailer is designed for operators who demand reliability on every mile.
This model features Diamond C’s engineered beam gooseneck frame, offering an optimal balance of strength and weight efficiency. The reinforced steel structure is built for continuous heavy-duty use, ensuring long-term durability, reduced frame flex, and dependable stability when hauling equipment, machinery, and commercial freight.
With a 25.9K GVWR capacity, this Fleetneck trailer is designed to handle demanding commercial workloads with ease. It provides strong load-bearing capability for heavy construction equipment, steel materials, and oversized freight while maintaining safe and controlled towing performance under maximum load conditions.
The 40-foot straight deck with 102-inch width delivers a spacious and versatile hauling platform. This extended deck layout is ideal for transporting multiple pieces of equipment, long freight loads, and oversized cargo, making it a top choice for hotshot trucking and long-distance logistics operations.
Equipped with an advanced air ride suspension system and front lift axle, this trailer provides exceptional ride quality and cargo protection. It significantly reduces road vibration, improves stability, and enhances comfort during long hauls while also helping reduce tire wear and improving fuel efficiency during light-load operation.
The trailer is fitted with dual 12,000 lb axles, delivering excellent weight distribution and enhanced towing stability. This heavy-duty axle setup ensures safe, controlled performance under demanding load conditions while maintaining durability for frequent commercial use.
The straight deck configuration with rear slide-in ramps simplifies loading and unloading of heavy equipment. It is well-suited for skid steers, tractors, construction machinery, and industrial cargo, ensuring efficient and safe operations in demanding job site environments.
This Fleetneck air ride gooseneck trailer is ideal for a wide range of heavy-duty transport needs, including:
The 2024 Diamond C FMAX212 Air Ride Fleetneck Trailer delivers a premium combination of strength, long-deck capacity, and superior ride quality. Designed for professionals who require efficiency, durability, and smooth towing performance, it excels in high-demand commercial hauling environments.




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