40 CBM High Capacity Dump Trailer
The 40 CBM High Capacity Dump Trailer (also known as a 40 Cubic Meter Large-Volume Tipper Semi Trailer, 40cbm Light-Density Bulk Dump Trailer, High-Volume Coal & Grain Tipper Semi-Trailer, or 40 CBM Hydraulic Self-Unloading Trailer) is a high-volume heavy-duty transport trailer engineered specifically for low-to-medium density bulk materials, thermal coal, agricultural grain, wood chips, fertilizer, urban solid waste, and light aggregate logistics. Designed with an expansive 40-cubic-meter volumetric capacity, this trailer enables fleet operators to maximize volumetric loading limits and achieve full tonnage efficiency without exceeding legal axle weight thresholds. Constructed on an ultra-reinforced Q345B/Q550/T700 high-tensile structural steel main chassis welded via automated submerged-arc processes, it features high-strength steel side walls (4mm–6mm) and an impact-resistant floor deck (6mm–8mm) supported by a dense crossmember matrix. Powered by a front-mounted multi-stage HYVA telescopic hydraulic cylinder package, it delivers superior tipping leverage, a steep discharge angle, and rapid offloading cycles. Outfitted with 3 or 4 commercial heavy-duty axles (13T/16T FUWA, BPW, STEYR, or AQ axles)—with an optional front pneumatic lift axle—11-leaf mechanical spring or air ride suspension, an automatic top-hinged tailgate with mechanical/pneumatic safety locks, and a dual-line pneumatic air braking system with WABCO emergency relay valves, this 40 CBM high-capacity dump trailer delivers maximum volumetric profitability, structural endurance, and low operational costs across long-distance bulk distribution routes. Fully certified under ISO9001, CCC, CE, and SGS standards.
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Product Details
Technical Specifications
Model NO. : Customized / 40 CBM High Capacity Spec
Type : Semi-Trailer / 40 CBM High Capacity Dump Trailer (Large-Volume Tipper)
Load Capacity : 40 - 65 Tons (High Volume Payload Rating)
Volumetric Capacity : 40 CBM (40 Cubic Meters / 52.3 Cubic Yards)
Condition : New
Grade : High-Performance Bulk Commodity, Coal & Grain Logistics Grade
Shape : High-Side Rectangular or U-Shape Cargo Box / Front Hoist End Dump
Origin : Shandong, China
Production Capacity : Customized
Certifications : ECE / ISO9001 / CCC / CE / SGS
HS Code : 8716399000
Overall Dimensions : Customized (Approx. 10500-11800 x 2500-2550 x 3300-3800 mm)
Cargo Box Inside Dimensions : Customized (Approx. 10000-11300 x 2300-2400 x 1600-1800 mm)
Tare Weight : Approx. 8500 kg - 9800 kg
King Pin Setting : 1220 mm
Steel Sheet Thickness : Floor Thickness 6mm - 8mm, Side Wall Thickness 4mm - 6mm (High-Tensile Steel Q345B / Q550 / T700)
Hydraulic Jack : Full set of HYVA hydraulic system, front setting multi-stage telescopic cylinder
Tailgate : One-piece tailgate with upper articulation, automatic mechanical/pneumatic safety lock system
Wheel Base : 4800mm + 1310mm + 1310mm / Customized
Tread : 1840 mm
Axle Number : 3 Axles (Optional 4 Axles)
Axle Brand : AQ, FUWA, BPW or STEYR axle
Axle Capacity : 13 Ton / 16 Ton per axle
Rims & Tires : Rim 8.0-20 or 8.5-20 / 9.00-22.5; Tire 11.00-20, 12.00-20 or 12R22.5
Tire Number : 12 pcs + 1 Spare Tire
Tire Brand : Triangle / Double Coin / Linglong
Suspension : 3 axle mechanical suspension with 11-pcs leaf spring / Air Ride / Heavy Bogie Suspension
Leaf Spring : 11-pcs (or 10/12-pcs heavy reinforced spring packs)
Brake System : Dual lines pneumatic brake system, WABCO Emergency Relay Valve; T30/30+T30 air chamber; parking brake
ABS Brand : WABCO / Kemi
Self-dumping : Hydraulic Self-dumping (Rear End Tipping)
Main Beam : I shape, Mild Alloy (16Mn / Q345B / Q550 / T700) by Automatic submerged arc welding
Cross Beam : Mild Alloy Q235 High-Density Crossmember Matrix
King Pin : Welded / Bolted kingpin, size 50# (2") or 90# (3.5")
Landing Gear : Double sides operation, Static capacity 30 Ton (JOST / FUWA)
Spare Tire Carrier : 1 or 2 Units Heavy-Duty Winch Carriers
Tool Box : 1 Unit Heavy-Duty Lockable Steel Box
Lights & Reflectors : Rear light, rear reflector, turn indicative light, side reflector, fog lamp, number plate light
Wiring : 24V, 6 lines / 7 lines ISO Standard Wiring Harness
Air/Elec. Connector : ISO standard air connector, 24V 7 pin plug socket
Paint : Sand blasting before painting, color upon request (Sa 2.5 + Epoxy Zinc Primer + Polyurethane Topcoat)
Warranty : Main Beam Frame 3 Years / Axles & Major Parts 1 Year
Package : Nude Packing / Bulk Vessel / Ro-Ro / SKD Packaging
Delivery Time : 20 - 25 Working Days
Payment Terms : T/T, L/C
Key Structural & Performance Features
1. High-Volume 40 CBM Capacity & Payload Efficiency
- Maximized Volumetric Yield: Engineered specifically with a 40 CBM cargo body to optimize payload capacity for lighter bulk commodities like coal, grain, fertilizer, and wood chips, preventing premature volumetric max-out before reaching gross weight limits.
- Optimized Body Geometry & Stiffening: High-side wall panels are reinforced with precision-spaced vertical ribs and top-rail boxing to prevent side panel bulging under full volumetric pressure.
- Lightweight High-Tensile Construction: Strategic integration of high-tensile steel (Q345B/Q550/T700) reduces chassis dead weight, maximizing net legal payload capacity and lowering fuel consumption per ton-kilometer.
2. Premium Front HYVA Hoist & Heavy Frame Engineering
- Front-Mounted HYVA Hydraulic Cylinder: Outfitted with a genuine multi-stage HYVA front-setting telescopic hydraulic hoist that applies maximum mechanical leverage, reducing hydraulic oil pressure demand and ensuring stable elevation.
- Steep Clean-Discharge Angle: Elevates up to a 55° tipping angle for rapid, complete discharge of bulk materials without residue hang-up along internal bed seams.
- Automatic Tailgate Safety Locking: Top-hinged heavy tailgate opens automatically via mechanical/pneumatic linkage during body elevation and locks securely upon descent to prevent fine cargo leakage.
3. Commercial Heavy Running Gear & Braking Safety
- 13T/16T Heavy Commercial Axles: Powered by commercial heavy-duty axles (FUWA, BPW, STEYR, or AQ) rated for 13 to 16 tons per axle, offering high load capability and global spare parts availability.
- 11-Leaf Mechanical or Air Ride Suspension: Heavy-duty 11-piece leaf spring packs or optional pneumatic air ride suspension effectively dampen road vibration and keep tire loads evenly balanced across varied road conditions.
- WABCO Air Braking System: Dual-line pneumatic brake system equipped with WABCO emergency relay valves and T30/30+T30 spring brake chambers guarantees fast braking actuation and complete vehicle holding during discharge operations.
Commercial & Logistics Terms
- Shipping & Delivery: Shipped via Ro-Ro vessel, Bulk Cargo vessel, or stacked in SKD format to minimize international ocean freight costs.
- Warranty Coverage: 3-Year structural guarantee on the main chassis frame; 1-Year warranty covering axles, landing gear, hydraulic cylinder assembly, and braking valves.
- Payment Terms: 30% T/T deposit, 70% balance paid prior to dispatch; irrevocable L/C at sight accepted.

