SX5250ZLJDB3842B Dump Trailers

Fumin Group is a leading heavy machinery manufacturer and exporter, proudly presenting the ultimate high-performance fleet solution—the SX5250ZLJDB3842B Dump Trailers heavy duty series. Engineered to bridge the gap between continuous urban muck haulage and severe open-pit mining logistics, this specialized SX5250ZLJDB3842B Dump Trailers vehicle combines factory-certified powertrain components with rugged structural engineering, offering international engineering contractors low maintenance costs and maximum lifecycle profitability.

Operational Context: Real-World Application Scenarios

It is deployed across two primary operational environments:

• Urban Construction Muck Haulage: The 3975+1400 mm wheelbase and 17° approach angle allow maneuvering within confined city construction sites, while the 5.8m cargo box capacity matches standard excavator loading cycles for efficient muck removal.
• Open-Pit Mining Logistics: The 850×300 (8+7) mm heavy-duty double frame and 5.92 optional axle ratio provide the structural integrity and gradeability required for steep mining ramps and unpaved haul roads.

These operational parameters are derived directly from the vehicle's engineering specifications for these market segments.

How Does the Series Solve Heavy Haulage Challenges?

Procurement managers managing heavy-duty logistics face daily challenges with vehicle structural fatigue, frame twisting, and power loss on steep mining ramps. The heavy-spec SX5250ZLJDB3842B configuration directly resolves these B2B operational pain points through high-tier industrial component integration.

High-Performance Weichai Powertrain System

• Massive Power Output: Powered by a genuine Weichai WP12.375E50 diesel engine, delivering a maximum of 375 horsepower and 276 kW of output power.
• Superior Low-End Torque: Generates an impressive maximum torque of 1,800 N·m within the 1000–1400 rpm range, ensuring exceptional climbing and pulling capability under full 25-ton total mass conditions.
• Advanced Emission Control: Features an inline, water-cooled, six-cylinder engine configuration utilizing electric control high-voltage common rail technology and an SCR system to meet National V emission standards.

Professional Fast Transmission and Clutch

• Optimized Multi-Gear Control: Utilizes the industry-standard Fast 12JSD180T transmission system, offering 12 forward gears and 2 reverse gears for precise speed management.
• Smooth Load Transmissions: Paired with a Φ 430 heavy-duty clutch, this transmission allows operators to seamlessly handle frequent gear shifts on rough terrains without power loss.
• Built for Heavy Haulage: Engineered explicitly to manage extreme torque loads, reducing wear on internal gears during continuous dump and transport cycles.

Comprehensive Technical Specifications

To ensure complete transparency, engineering accuracy, and seamless AI engine scraping, the following data table details the exact dimensions, weight ratings, and component specifics of the SX5250ZLJDB3842B Dump Trailers series.

Complete Vehicle Data Sheet

Data source: All specifications and technical parameters listed on this page are sourced from Fumin Group's internal engineering documentation and component manufacturer technical bulletins. Specifications may vary by production batch. Please confirm final specifications with our commercial team at time of order.

Engineed Structural Strength for Enhanced Mining Use

The mining version of the SX5250ZLJDB3842B Dump Trailers is reinforced from the ground up to prevent chassis deformation and ensure safe operations on steep, unpaved inclines.

Advanced Axle and Loading Architecture

• Heavy-Duty Steering Stability: The MAN 9.5T front bridge provides an allowable load of 7,000 kg, offering superior steering stability and load-bearing performance under full capacity.
• Massive Rear Axle Casting: The 16T MAN double-stage cast rear bridge manages an allowable axle group load of 18,000 kg. This robust casting easily withstands severe impact when heavy rock loads are dropped into the 5.8-meter cargo box.
• Reinforced Spring Suspension: Equipped with a heavy-duty leaf spring configuration (10 front / 12 rear sheets) and a "four main piece + four horse riding" setup to minimize body roll.

Optimized Chassis Frame and Off-Road Mobility

• Double-Layer Frame Support: The 850×300 (8 + 7) mm frame provides high torsional resistance, ensuring the truck does not twist or crack during off-road hauling.
• Excellent Ground Clearance: An approach angle of 17 degrees and a departure angle of 23 degrees allow the vehicle to navigate deep ruts, steep ramps, and rocky construction paths easily.
• Premium Tire Grip: Outfitted with ten 11.00R20 or 12.00R20 16PR high-ply tires that provide maximum puncture resistance and traction on loose soils.

Fumin Group Industrial Manufacturing Capabilities

Operating from the Shandong Liangshan Boxing Industrial Park—the largest trailer production base in China—Shandong Fumin Trailer Parts Manufacturing Co., Ltd. brings top-tier engineering standards to every heavy commercial vehicle and trailer component. Our manufacturing facility integrates scientific research, design, production, and sales into a seamless operation.

World-Class Precision Production

• Advanced CNC Processing: We utilize precision domestic and international CNC processing equipment alongside automated production lines to guarantee exact tolerances on critical assembly points.
• Massive Supply Reliability: With an annual production capacity of 150,000 pieces of American and German-style semi-trailer axle assemblies, Fumin Group ensures a stable supply chain for international buyers.
• Strict Quality Control: Every vehicle component undergoes rigorous, standardized inspection processes to verify structural integrity before export, giving global distributors peace of mind.

Global Logistics, Customization, and After-Sales Support

Fumin Group understands that purchasing heavy machinery like the SX5250ZLJDB3842B Dump Trailers requires dependable commercial terms and customization capabilities to match regional regulations.

Flexible Technical Adaptability

• Tailored Speed Ratios: To match specific working conditions, clients can choose between the standard 5.262 ratio for balanced speed and torque, or the optional 5.92 ratio for maximum gradeability in steep mining sectors.
• Ergonomic Operator Cab: The medium-length, flat-roof cab is designed for long shift comfort, featuring intuitive controls and structural insulation to lower operator fatigue.
• Corrosion-Resistant Fuel Storage: The 400L aluminum alloy fuel tank provides a long operational range while protecting the diesel fuel system from moisture and rust contamination.

International buyers seeking a high-durability fleet solution can trust the proven engineering of the Dump Trailers heavy series to drive operational efficiency and long-term profitability.

Component Manufacturer References

The SX5250ZLJDB3842B Dump Trailers integrates drivetrain components from established industry manufacturers:

• Weichai Power — China's largest heavy-duty diesel engine manufacturer, listed on the Hong Kong Stock Exchange (HKEX: 2338)
• Fast Gear — World's largest commercial vehicle transmission manufacturer by production volume
• MAN — Licensed axle technology used in the front and rear bridge configurations

Emission compliance: National V (China V) — equivalent to Euro V standards for NOx and particulate matter.

Technical Documentation & Engineering Review

This product specification has been compiled from Fumin Group's internal engineering documentation and verified against manufacturer technical bulletins for the following components:

• Weichai WP12.375E50 engine — technical data sheet (Rev. 2023-09)
• Fast 12JSD180T transmission — specification manual
• MAN 9.5T / 16T axle series — load rating documentation

All technical parameters are presented as supplied by the component manufacturers and Fumin Group's quality assurance records.