Double-Drop Lowbed Automobile Logistics Trailer
The Double-Drop Lowbed Automobile Logistics Trailer is an ultra-low, heavy-duty commercial transport semi-trailer engineered specifically to maximize vertical cargo headroom for oversized vehicle logistics, high-cube commercial vans, extra-tall SUVs, and heavy fleet equipment. Featuring a double-drop (well-deck) main frame design that significantly lowers the deck platform between the gooseneck and rear axle bogie, it maintains an extremely low center of gravity while safely clearing strict highway height restrictions. Fabricated using high-tensile Q345B/T700 structural steel and automated submerged-arc welding, it combines extreme structural load-bearing capacity with modular multi-tier hydraulic decking for supreme operational efficiency and safe long-haul transport. Fully certified under ISO9001, CCC, CE, DOT, and SGS standards.
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Product Details
Technical Specifications Matrix
| Specification Category | Parameter Details |
| Product Name | Double-Drop Lowbed Automobile Logistics Trailer / Well-Deck Auto & Heavy Fleet Carrier |
| Condition | 100% Brand New |
| Rated Payload Capacity | 30 – 42 Tons (Optimized for Oversized, High-Cube, & Heavy Vehicle Logistics) |
| Overall Dimensions (L×W×H) | 13,800–14,500 × 2,550 × 3,850–3,950 mm (Ultra-Low Well-Deck Height ~500–700 mm) |
| Primary Material | Q345B / T700 High-Tensile Structural Steel (Yield Strength ≥ 700 MPa) |
| Frame Architecture | Double-Drop Stepped Frame (Gooseneck Drop + Rear Axle Well Drop) |
| Deck Architecture | Multi-Tier Hydraulic Elevating Ramps with Low-Bed Well Platform & Punch-Hole Flooring |
| Vehicle Capacity | 6 to 9 Vehicles (Optimized Stacking for High-Roof Vans, Large SUVs, and Heavy Cars) |
| HS Code | 8716391000 |
| International Certifications | ISO9001, CCC, CE, DOT, SGS |
Key Structural & Performance Features
1. Double-Drop Architecture & High-Tensile Structural Design
- Double-Drop Well-Deck Structure: Stepped-down frame architecture lowers the main cargo deck section drastically between the gooseneck and the rear suspension, maximizing vertical clearance for tall commercial vans and high-roof SUVs.
- T700 Ultra-High-Strength Frame: Primary longitudinal box girders and drop transitions constructed using T700 fine-grain structural steel and automated Submerged-Arc Welding (SAW), providing supreme anti-sagging and anti-torsion performance under heavy concentrated loads.
- Low Center of Gravity: Lowering the cargo platform drastically reduces aerodynamic drag and body roll during high-speed cornering, enhancing total vehicle combination stability.
- Multi-Stage Hydraulic Deck Elevation: Upper decks feature independent multi-stage hydraulic cylinders with mechanical safety pins, allowing flexible tilting and height positioning over the well-deck section.
- Heavy-Duty Punch-Hole Traction Flooring: Reinforced anti-slip stamped steel grating ensures high tire grip, rapid water/mud shedding, and continuous multi-point tie-down anchor locations.
2. Axle, Air Suspension & Pneumatic Braking Systems
- Heavy-Duty Commercial Axles: 3 premium commercial axles (BPW, FUWA, or equivalent brands; 13T to 16T capacity per axle) with stub-axle or low-bed drop-spindle designs to maintain minimal ride height.
- Electronically Controlled Air Suspension (ECAS): Air-ride suspension system with manual dump valves and automatic height leveling, allowing the low-bed deck to drop further during stationary loading operations.
- Low-Profile Tire & Rim Setup: Low-profile commercial radial tires (e.g., 235/75R17.5 or 245/70R17.5) paired with high-strength steel disc wheels to minimize rolling radius and floor height.
- Advanced Pneumatic Braking System: Dual-line pneumatic brake system with emergency relay valves, automatic slack adjusters, and full ABS/EBS compliance for precise stopping control under heavy loads.
3. Operational Accessories & Logistics Setup
- Landing Gear & Kingpin: 28-Ton or 30-Ton two-speed heavy-duty landing gear (JOST / FUWA) with reinforced mounting plates and standard 50# (2") or 90# (3.5") interchangeable kingpin.
- Centralized Hydraulic Control Unit: 24V electro-hydraulic power pack housed in a weather-sealed side protective cabinet with manual emergency safety overrides.
- Electrical & Lighting Setup: 24V waterproof LED lighting system featuring multi-chamber tail lamps, side clearance markers, and high-visibility retro-reflective tape compliant with global highway standards.
Commercial & Logistics Terms
- Warranty Policy: 3-Year warranty for the main structural chassis frame; 1-Year warranty for hydraulic cylinders, power units, axles, and braking components.
- Delivery Lead Time: 35 – 45 working days upon order confirmation and layout approval.
- Packaging & Shipping: Nude packing; shipped via Ro-Ro vessel, Bulk Cargo ship, or specialized flat-rack container.
- Payment Terms: T/T (Telegraphic Transfer), L/C (Letter of Credit).
