Find Your Dump Trailer By Your Way
Dump Trailers for Sale – Heavy Duty End/Side/Gooseneck Models | Hualong Auto
At Hualong Auto,Your Trusted Dump Trailer Supplier,we provide end dump trailers, side dump trailers, and gooseneck dump trailers for construction, landscaping, and agriculture. Crafting Durable & High-Performance Solutions. We use high-strength steel and advanced manufacturing technology to ensure every dump trailer delivers superior load capacity and longer service life. Specializing in custom-built designs, we tailor our trailers to meet diverse transport needs, keeping your operations running smoothly.
Choose Your Customized Dump Trailer Type
Tri-Axle Belt Live Bottom Dump Semi Trailer Crawler Belt Semi Trailer
Heavy-duty tri-axle 50-ton side dump trailer designed for sand and mining material transportation
3-axle heavy-duty rear dump semi trailer for coal and stone mining
Side dump box semi-trailer
Heavy-duty 4-axle U-body rear dump trailer, 80-ton capacity, includes tarpaulin cover
tri- axle gooseneck dump trailer dump truck trailer
40 tons U-type hydraulic dump trailer
3-axle gooseneck dump semi-trailer for coal mining
tri-axle 60-ton side dump trailer
Let Us Build Your Ideal Dump Semi Trailer – Engineered for Heavy-Duty Performance
Why Choose Us as Your Custom Dump Semi Trailers Supplier
Dump Trailers for Sale – Heavy-Duty & Affordable Hauling Solutions
Need a reliable dump trailer for sale to handle tough jobs? We carry a wide selection of new and used dump trailers for sale, built to withstand heavy loads and demanding work environments. Whether you’re in construction, agriculture, landscaping, or demolition, our trailers deliver power, durability, and efficiency.
✅ New & Used Options – Choose from premium new models or high-quality pre-owned dump trailers for sale at competitive prices.
✅ Built to Last – Heavy-duty steel construction, reinforced frames, and a reliable dump trailer hydraulic pump for smooth, consistent operation.
✅ Multiple Sizes & Configurations – From compact 10-ft trailers to massive 20-ft+ haulers, with electric or hydraulic lift options.
✅ Ready to Work – No long lead times—many units are in stock and available for immediate delivery.
Limited Availability – Get Yours Today!
Don’t wait—upgrade your hauling power with a top-rated dump trailer for sale. Contact us now for pricing, financing, or to schedule a pickup.
Premium Side Dump, End Dump & Gooseneck Dump Trailers – Heavy-Duty Hauling Solutions
Side Dump Trailers
End Dump Trailers
Gooseneck Dump Trailers
| Type | Best Use Case | Capacity Range | Typical Customers |
|---|---|---|---|
| End Dump | Rapid unloading (gravel/debris) | 10-25 cu yd | Construction contractors |
| Side Dump | Confined space operations | 8-18 cu yd | Municipal departments |
| Gooseneck | Heavy equipment transport | 14K-30K lbs | Agricultural users |
Professional-Grade Dump Trailer Hydraulic Pumps – Heavy-Duty Design for Precise, Stable Dumping
Core Product Advantages
Hydraulic Power System Built for Demanding Applications
✓ Military-grade cast iron pump body, tested to withstand 3000+ PSI without leakage
✓ Patented dual-oil passage design – doubles dumping speed vs standard pumps
✓ Compatible with 90%+ dump trailer brands, ready for immediate installation
Technical Specifications Comparison
| Model | Flow Rate | Working Pressure | Tank Capacity | Warranty |
|---|---|---|---|---|
| HD-3000 Heavy-Duty | 16 GPM | 3000 PSI | 1.5 Gal | 3 Years |
| HD-5000 Pro Series | 22 GPM | 3500 PSI | 2.5 Gal | 5 Years |
| HD-8000 Mining Grade | 30 GPM | 4000 PSI | 4.0 Gal | Lifetime |
Purchase Guarantee
✓ Complete installation kit included with all models
✓ Remote debugging support from technical team
✓ 15-day no-questions-asked return policy
12ft to 20ft Dump Trailers for Sale – Heavy-Duty Sizes for Every Hauling Need
12ft Dump Trailers
14ft Dump Trailers
16ft Dump Trailers
20ft Dump Trailers
| Size | Deck Thickness | Axles | GVWR | Best For |
|---|---|---|---|---|
| 12ft | 14-gauge | Tandem | 14k | Mulch/gravel |
| 14ft | 12-gauge | Tandem | 20k | Agricultural |
| 16ft | 10-gauge | Triple | 24k | Construction |
| 20ft | 1/4″ | Quad | 30k+ | Mining/logging |
Why Buy From Us?
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In-Stock Sizes: All lengths available now
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Custom Options: Add ramps, tarp systems
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Local Service: 50+ certified repair centers
Core Industry Applications for Custom Dump Semi Trailers
Aggregate Transport in Quarry Operations
Our range of heavy-duty dump semi trailers excel in continuous quarrying operations where abrasive materials and high impact loads challenge equipment durability. The reinforced body structure with 12mm steel wear plates effectively resists wear from sharp stone edges, while the optimised dump angle ensures a clean dump even when loading wet aggregate. The progressive hydraulic shock absorption system protects chassis components during loading shocks, extending vehicle life by up to 40%. Quarry operators typically report a 23-28% increase in productivity when deploying our equipment.
Road Construction Material Delivery
For the transport of asphalt, concrete and infrastructure materials, the heat-resistant bodies of our dump semi trailers maintain the integrity of the material throughout the transport process. A sophisticated hydraulic control system controls material delivery during paving operations, while the optional insulated body minimizes temperature loss in hot-mix asphalt. An extended tailgate configuration provides even material distribution for road paving. Construction contractors report a 20% improvement in material delivery accuracy and an 18% reduction in material waste.
Mining Overburden and Ore Transport
In mining environments, the reinforced chassis of our dump semi trailers is designed to withstand extreme loads on challenging terrain. The enhanced suspension system with hydraulic stabilizers maintains vehicle stability on haul roads with slopes of up to 60 degrees. The body design optimizes load balance for maximum traction, while the high ground clearance chassis allows for a smooth ride on uneven surfaces without causing damage.
Urban Construction in Restricted Spaces
Our compact range of dump semi trailers navigate tight urban construction sites while maintaining a strong load-carrying capacity. An optimized turning radius (up to 25% tighter than equivalent capacity models) enables operation in congested areas, while precise hydraulic control allows accurate material placement in locations with limited access. A reduced height design makes it easy to navigate overhead obstacles such as power lines and bridges. Urban contractors report 35% faster construction times and significantly less traffic jams.
Environmental Remediation Projects
For contaminated soil removal and hazardous material transport, our dump semi trailers feature a sealed body design and a reinforced tailgate gasket to prevent leaks of hazardous materials. An optional corrosion-resistant liner prevents chemical damage from reactive materials, while an integrated tarpaulin system ensures that covered cargo complies with regulatory requirements. A sophisticated hydraulic control system ensures careful material handling and prevents dust generation.
Large-Scale Earthmoving Operations
In large earthmoving projects, the high-capacity models of our dump semi trailers optimize cut-and-fill operations and shorten cycle times. The balanced chassis design maintains stability even when fully loaded on steep slopes, while the optimized power-to-weight ratio maximizes fuel efficiency during frequent short hauls. The reinforced articulation points withstand continuous operation in demanding conditions.
Genuine Dump Trailer Parts – Hydraulic Kits, Axles & Repair Components
Need Reliable Dump Semi Trailer Parts?
When your dump trailer breaks down, you need real solutions – not generic advice. At our workshop, we stock hard-to-find parts that keep trailers running in tough conditions.
What We Actually Carry
- Hydraulic Systems That Last
Heavy-duty pumps (tested in -20°F to 120°F)
Replacement cylinders with thicker rod walls than OEM specs
Steel-braided hoses – no more blowouts on job sites -
Axles That Handle Overloads
8K-20K lb capacities
Pre-packed bearings with extra grease ports
Hub assemblies that match your exact trailer model (bring your old one for perfect fit) -
Cabinet-Grade Steel for Decks & Sides
1/4″ AR400 steel sheets (cut to your dimensions)
Reinforced hinge kits for high-cycle dumping
No-drill replacement tailgates
Dump Trailer Rentals – Short & Long-Term Options | Same-Day Pickup Available
Need a Dump Semi Trailer Fast?
Renting beats buying when you need short-term hauling power. Our dump trailer rentals handle:
✔ Construction debris (roofing, drywall, concrete)
✔ Landscaping jobs (mulch, gravel, sod)
✔ Farm/ranch work (manure, feed, equipment)
Available Trailer Types:
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End Dump Trailers – Quick unload (14-25 cu yds)
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Side Dump Trailers – Tight space maneuvering (8-18 cu yds)
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Gooseneck Dump Trailers – Heavy equipment (14K-30K lbs)
Why Rent From Us?
✓ No hidden fees (includes liability coverage)
✓ Rates as low as $195/week (cheaper than disposal services)
✓ 24/7 emergency roadside assistance
Aluminum Dump Trailers for Sale - Lightweight & Corrosion-Resistant Models
Tired of replacing rusted-out steel trailers?
Our aluminum dump trailers deliver unmatched durability with 40% less weight than steel.
Key Benefits You Can’t Ignore:
✔ Fuel Savings That Add Up
Weighs 2,150 lbs (vs 3,400 lbs for steel) = $0.18/mile saved in fuel costs
Example: 50,000 miles = $9,000 in diesel savings
✔ Zero Rust Guarantee
Marine-grade 5083 aluminum construction
Withstands coastal salt spray and road de-icer
✔ Payload Advantage
Carry 1.5 tons more within same GVWR (verified by DOT testing)
Industry-Proven Performance
▸ Landscapers: Haul wet mulch without corrosion worries
▸ Contractors: Perfect for demo debris with quick 45-second dump cycles
▸ Municipalities: Ideal for snowplow routes with salt exposure
Dump Trailer Hydraulic Cylinders - Heavy-Duty Replacement & Repair Kits
Is Your Dump Semi Trailer Hydraulic Cylinder Failing?
A failing hydraulic cylinder can bring your operations to a standstill. Common signs of trouble include:
✔ Slow lifting – Low fluid or worn seals
✔ Fluid leaks – Damaged piston seals (typically last 3-5 years)
✔ Failure to hold position – Internal scoring or bent rod
Premium Replacement Cylinders
We supply heavy-duty hydraulic cylinders built for demanding dump trailer applications:
✅ Superior Performance
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3,000 PSI working pressure (20% higher than standard)
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24″ to 60″ stroke lengths (fits most trailers)
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SAE 6/8 ports or NPT threads
✅ Complete Repair Kits
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Polyurethane seals (heat-resistant to 250°F)
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Chrome-plated rods (prevents rust and pitting)
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Includes installation tools
Our Core Strengths
Precision Manufacturing
Intelligent factory manufacturing, welding completeness rate of 99.7%, exceeding the industry by 15%.
Customization Expert
120+ unique configurations, seamless transition from design to production.
Global Certification
Complying with the standards of 42 countries and exported to six continents, it is trustworthy.
Technology Pioneer
Patented technology effectively improves transportation and fuel efficiency.
Fast Delivery
Optimize procurement and production, set up locations around the world, and deliver goods on time.
Quality After-sales
Global service network and 24/7 technical support ensure smooth operation.
Tailor Every Component – From Steel Grade to Hydraulics – Get Precisely What You Need FROM Your Trusted Semi Dump Trailer Supplier
Trusted By More Than 1,000 Custom Dump Trailer Users
Hear What Our Clients Are Saying
James Thompson Project Manager
We’ve been using steel dump trailers for over a decade and constantly battled rust and weight issues. Switching to the hualongauto Aluminum Dump Trailer was a game-changer. After 3 years of hauling demolition debris and wet landscaping materials, the trailer still looks and performs like new. The weight savings alone have cut our fuel costs by nearly 20%, and we no longer waste time scraping and repainting rust spots. For any business that values equipment longevity and operating efficiency, this aluminum trailer is worth every penny.”
Katherine Martinez Operations Supervisor
Since delivery, these dump semi trailers have performed exceptionally well under heavy loads like gravel and demolition debris, showing almost no structural wear. Our construction efficiency has improved by nearly 30%, and transportation costs have dropped significantly. Hualong AUTO’s product quality and service are truly impressive—we’re already planning to place a repeat order for our next project and will strongly recommend them to our peers!
Thomas Wilson Mining Group Leader
We have officially listed Hualong AUTO as a strategic supplier and plan to purchase 30 additional units of the same model over the next two years. For any enterprise requiring heavy-duty haulage equipment, I wouldn’t hesitate to recommend them. Their team is highly efficient while ensuring on-time delivery and providing practical training. At the same time, our maintenance frequency has also decreased compared to the past.
Get In Touch
Location
Plot No.14120/ M six miles,Great North Road, Lusaka Zambia
