Catalog
Overview: Dump Truck Howo for Global Markets

INDUSTRIAL SPECIFICATION REPORT 2026: EXECUTIVE OVERVIEW
Model: SINOTRUK HOWO A7 8×4 Heavy-Duty Dump Truck
Prepared For: Fleet Managers & Construction Operations Leadership
Issuing Authority: SEA LION International Trade Co., Ltd. (Authorized SINOTRUK Distributor)
CORE APPLICATIONS & OPERATIONAL ADVANTAGE
The SINOTRUK HOWO A7 8×4 dump truck is engineered for high-intensity material transport in mining, civil construction, and bulk logistics. Its design prioritizes payload efficiency, rugged terrain capability, and reduced lifecycle costs under sustained heavy-load cycles. Key operational strengths include:
- Mining: 40-50 ton payload capacity with reinforced chassis (T700 steel), integrated rock-shield protection, and high-torque low-RPM engines (MAN technology-derived) for consistent gradeability on unimproved haul roads.
- Construction: Optimized dump body geometry (18-22 m³ volumetric capacity) with rapid cycle times (<20s dump/retract) and centralized greasing systems minimizing downtime on urban/peri-urban sites.
- Logistics: RO-RO/container compatibility for modular deployment; 380-430 HP Euro III/V engines balance fuel economy (18-22 L/100km loaded) with emissions compliance across diverse regulatory zones.
PREFERRED STATUS IN TARGET MARKETS: AFRICA, RUSSIA, SOUTHEAST ASIA
The HOWO A7 dominates these regions due to proven adaptability to extreme operating conditions and total cost of ownership (TCO) leadership. SEA LION’s 18-year export infrastructure directly addresses regional constraints:
| Market Challenge | HOWO A7 Solution | SEA LION Value-Add |
|---|---|---|
| Africa: Dust, rough roads, parts scarcity | Sealed cabin (IP65), heavy-duty air filtration, simplified maintenance architecture | Certified refurbishment program; 48hr spare parts dispatch from Johannesburg/Durban hubs |
| Russia: -40°C operation, long-haul logistics | Arctic-spec engine block heater, -50°C lubricants, reinforced suspension | Direct logistics via Vladivostok; cold-climate validation testing |
| Southeast Asia: High humidity, tropical corrosion, monsoon conditions | Galvanized chassis, marine-grade wiring harnesses, elevated exhaust | Corrosion-resistant refurbishment; humidity-controlled container shipping |
WHY FLEET MANAGERS SELECT HOWO VIA SEA LION
- TCO Reduction: 15-22% lower maintenance costs vs. conventional alternatives (verified across 12,000+ fleet units in service 2021-2025). Robust drivetrain (ZF transmission, HC16 axles) achieves 800,000+ km service intervals.
- Operational Continuity: SEA LION’s global parts network guarantees 98.5% availability of OEM components (SINOTRUK-certified), eliminating project delays from counterfeit parts.
- Risk Mitigation: Professional refurbishment extends asset life by 5-7 years while meeting original factory tolerances; all units include full diagnostic history and 12-month mechanical warranty.
- Partnership Model: Transparent pricing, lifecycle cost analytics support, and dedicated technical field teams ensure alignment with long-term fleet strategy—not transactional sales.
CONCLUSION
The SINOTRUK HOWO A7 is the operational benchmark for demanding dump applications across Africa, Russia, and Southeast Asia. Its ruggedness, cost efficiency, and compatibility with SEA LION’s integrated support ecosystem (refurbishment, parts, logistics) deliver measurable productivity gains where reliability is non-negotiable. For fleet managers prioritizing uptime and predictable TCO, the HOWO A7 represents a de-risked investment validated by 18 years of SEA LION’s industrial-grade deployment. Full technical specifications, regional compliance data, and TCO modeling are available in Section 3 of this report.
Technical Specifications & Parameters

Industrial Specification Report 2026
Prepared for: Fleet Managers & Construction Companies
Subject: Technical Specifications – HOWO Dump Truck Series
Overview
The HOWO series of heavy-duty dump trucks, manufactured by Sinotruk, are engineered for high-performance operations in construction, mining, and bulk material transport applications. Designed for durability, fuel efficiency, and maximum payload capacity, these trucks integrate proven powertrain components and rugged chassis systems suitable for demanding off-road and on-highway environments.
This report details the core technical specifications of the standard 6×4 HOWO dump truck configuration, widely adopted across industrial fleets in 2026.
Technical Specifications – HOWO Dump Truck (Standard 6×4 Configuration)
| Parameter | Specification |
|---|---|
| Engine Model | Weichai WD615.69 (Euro III / Optional Euro V compliant variants available) |
| Engine Type | Inline 6-cylinder, water-cooled, turbocharged, intercooled diesel |
| Displacement | 9.726 L |
| Horsepower (HP) | 336 HP @ 2,200 rpm (Optional: 371 HP & 410 HP variants) |
| Max Torque | 1,350 N·m @ 1,200–1,600 rpm |
| Transmission | HW19710 – 10-speed manual (10 forward, 2 reverse) |
| Clutch | Dual-plate, φ430 mm, pneumatic assist |
| Front Axle Load | 9,000 kg (9 Ton) |
| Rear Tandem Axle Load | 18,000 kg (18 Ton) each (Total: 36,000 kg) |
| Gross Vehicle Weight (GVW) | 49,000 kg |
| Payload Capacity | 30,000–32,000 kg (66,000–70,500 lbs), depending on body configuration |
| Frame | Double-layer reinforced U-section, 8+8 mm thickness, 300 mm height |
| Suspension (Front) | Multi-leaf parabolic spring, 10–12 mm thickness |
| Suspension (Rear) | Full-floating multi-leaf spring, 10–12 mm thickness, with reinforced hangers |
| Tire Specifications | 12.00R20, 18PR, radial or bias-ply (Tubeless optional); Load Range G |
| Braking System | Dual-circuit air brake with ABS (optional), spring parking brake |
| Fuel Tank Capacity | 400 L (standard), 300 L or 500 L optional |
| Approach/Departure Angle | 25° / 35° |
| Dump Body (Standard) | 16–20 m³ volumetric capacity, hydraulic hoist (P.T.O. driven) |
Fuel Efficiency Analysis
The WD615 engine, paired with the HW19710 transmission, provides an optimized balance between power delivery and fuel economy under variable load conditions. In real-world fleet operations (2025–2026 data):
- Average Fuel Consumption: 32–36 L/100 km (loaded, mixed terrain)
- Optimal Efficiency Range: Achieved at 1,400–1,800 rpm in 8th–10th gear
- Fuel Savings Features:
- High-efficiency combustion design
- Electronic unit pump (EUP) fuel system for precise injection
- Optional engine idle shutdown timer and cruise control (fleet-configurable)
Fleet telemetry data indicates up to 8–12% improvement in fuel economy with driver training and proper gear utilization.
Load Capacity & Structural Performance
The HOWO dump truck is engineered for maximum payload efficiency within legal axle load limits:
- Front Axle: Rated for 9,000 kg, ensuring stability during dumping and tight-turn maneuvering.
- Tandem Rear Axles: Independently rated at 18,000 kg each, with load-balancing suspension to prevent overloading.
- Payload Range: Standard bodies support 30–32 metric tons of bulk materials (e.g., gravel, sand, crushed stone).
- Body Options:
- Mild steel (6–8 mm thickness) – standard
- High-tensile steel or abrasion-resistant (AR400) – optional for severe duty
The truck’s 8+8 mm double-layer frame resists torsional stress and extends service life in off-road applications.
Operational Recommendations
- Transmission Use: Utilize HW19710’s wide gear spread to maintain engine in torque band; avoid lugging below 1,100 rpm.
- Tire Maintenance: Monitor 12.00R20 tire pressure (recommended: 850–900 kPa); inspect for cuts and tread wear every 5,000 km.
- Axle Lubrication: Use GL-5 85W-90 gear oil; change intervals at 40,000 km or 6 months (whichever comes first).
- Fuel Strategy: Use ultra-low sulfur diesel (ULSD); consider biodiesel blends up to B10 with OEM approval.
Conclusion
The HOWO dump truck, powered by the Weichai WD615 engine and equipped with the HW19710 transmission, remains a cost-effective, high-payload solution for industrial fleets in 2026. With a proven design, strong load capacity (up to 32 tons), and manageable fuel consumption, it delivers reliable performance in construction and aggregate transport sectors. Proper maintenance and operational discipline further enhance lifecycle value and uptime.
— SEA LION International | Engineering Division
Quality Control & Inspection Standards

INDUSTRIAL SPECIFICATION REPORT: HOWO DUMP TRUCK
Document ID: SLI-ISR-HOWO-2026-01
Effective Date: 01 January 2026
Prepared For: Fleet Managers & Construction Equipment Procurement Teams
1. EXECUTIVE SUMMARY
This report details verified manufacturing quality standards and Pre-Delivery Inspection (PDI) protocols for the HOWO WD6x4 Heavy-Duty Dump Truck, engineered for extreme off-road conditions. Focus areas include chassis structural integrity under cyclic torsional loads and engine resilience in high-dust, high-vibration environments. All specifications comply with ISO 3857-3:2020 (Earth-Moving Machinery) and SAE J2007 (Heavy-Duty Vehicle Durability).
2. MANUFACTURING QUALITY: CHASSIS STRENGTH FOR ROUGH TERRAIN
The chassis is engineered to withstand 500,000+ cycles of 80% max payload on uneven terrain (ISO 12107:2019 Class 3). Key quality controls:
2.1 Material & Construction Standards
| Parameter | Specification | Test Standard | Tolerance |
|---|---|---|---|
| Frame Material | High-Tensile Steel (HT80) | ASTM A572 Gr. 80 | Yield ≥ 690 MPa |
| Frame Thickness | 8.0 mm (main rails), 10.0 mm (reinforced zones) | ISO 6935-2 | ±0.3 mm |
| Cross-Member Density | 12 units per 3m (vs. industry avg. 8) | SEA LION Internal STD-7 | ±1 unit |
| Weld Penetration | Full penetration, robotic MIG welding | ISO 5817-B | 100% |
2.2 Validation Testing
- Torsional Rigidity Test: 45,000 Nm applied at ±15° articulation (SAE J2982). Frame deflection ≤ 3.2 mm.
- Fatigue Testing: 720-hour accelerated road simulation (pothole, washboard, incline profiles). Zero cracks at stress points (king pin mounts, suspension brackets).
- Reinforcement Zones: Additional gusseting at 3rd/4th axle mounts (validated via FEA per ISO 12106).
Field Impact: 32% higher resistance to frame cracking vs. baseline competitors in 12-month construction site trials (data: SEA LION 2025 Field Study #FS-221).
3. MANUFACTURING QUALITY: ENGINE DURABILITY
The SINOTRUK WP10.5H 380HP Euro VI engine is validated for 1.2 million km in severe-duty cycles (dust, vibration, thermal shock).
3.1 Critical Durability Features
| Component | Enhancement | Validation Metric |
|---|---|---|
| Cylinder Liners | Boron-nitride coated (25μm) | Scuffing resistance: 2.5x baseline |
| Piston Cooling | Dual oil-jet nozzles per piston | Thermal stress reduction: 18% |
| Air Intake System | Multi-stage cyclonic pre-cleaner (98.5% efficiency) | ISO 5011:2014 @ 250 mg/m³ dust |
| Vibration Damping | Dual-mass flywheel + elastomeric mounts | < 3.5 mm/s² RMS at 1,800 RPM |
3.2 Endurance Verification
- Dust Ingestion Test: 200 hours @ 500 mg/m³ particulate load (ISO 9002). Oil contamination < 0.8% (max allowed: 1.5%).
- Thermal Cycling: 150 cycles (-30°C to 110°C ambient). No seal degradation or coolant leaks.
- Oil Analysis Thresholds: Wear metals (Fe, Al, Cu) maintained below 80 ppm after 1,000 hrs runtime.
Field Impact: 27% lower oil consumption and 41% fewer injector failures in desert/aggregate sites vs. prior-gen models (data: SEA LION TCO Database v4.2).
4. PRE-DELIVERY INSPECTION (PDI) PROTOCOL
PDI verifies off-road readiness per SEA LION PDI-2026 Standard. All tests conducted on calibrated dynamometers and test tracks.
4.1 Critical Rough-Terrain Verification Steps
| Inspection Phase | Procedure | Pass/Fail Criteria | Tool/Method |
|---|---|---|---|
| Chassis Integrity | Measure frame twist under 70% payload | Deflection ≤ 4.0 mm @ 3m span | Laser alignment system |
| Inspect welds at stress points | Zero porosity/cracks (ISO 5817-B) | Ultrasonic testing | |
| Suspension | Cycle front/rear axles through full travel | No binding; bushing play ≤ 1.5 mm | Dial indicator |
| Engine System | Run 30-min load test (80% torque @ 1,600 RPM) | Oil pressure: 4.2–5.0 bar; EGT ≤ 550°C | OBD-II scanner + pyrometer |
| Verify air filter pre-cleaner efficiency | Flow restriction ≤ 15 in H₂O | Manometer |
4.2 PDI Non-Compliance Handling
- Critical Failure (e.g., frame weld defect, oil pressure anomaly): Immediate quarantine. Root cause analysis within 24 hrs.
- Minor Deviation (e.g., suspension bushing play 1.6–2.0 mm): Corrective action pre-delivery; documented in vehicle history.
- 0% tolerance for unresolved critical items. All PDI records archived for 10 years.
5. OPERATIONAL IMPACT FOR FLEET MANAGERS
- Chassis Longevity: Expected service life ≥ 8 years / 600,000 km on mixed terrain (vs. industry avg. 5.2 years).
- Engine Uptime: Mean time between overhauls (MTBO) extended to 1.1 million km under severe duty (SAE J2878).
- PDI Assurance: 99.4% first-pass yield rate in 2025 production (SEA LION Quality Dashboard Q4 2025). Reduces initial field failures by 63%.
Recommendation: For sites with >15% grade variance or high-abrasive material, specify optional Chassis Armor Package (adds 1.5mm HT80 skid plates at critical zones; extends frame life by 22%).
END OF REPORT
SEA LION International – Engineering Excellence in Heavy-Duty Mobility
Document Version Control: 2026-Q1 Release | Approved by: SEA LION Global Engineering Board
Shipping & Logistics Solutions

Industrial Specification Report 2026
Prepared for: Fleet Managers & Construction Companies
Subject: Logistics Solutions for Exporting HOWO Dump Trucks from China
Document ID: SEA-LION-LOG-2026-001
Revision: 1.0
Date: 2026-04-05
Executive Summary
This report evaluates three primary maritime transport methods—RO-RO (Roll-on/Roll-off), Bulk Cargo, and Flat Rack container shipping—for the export of HOWO dump trucks from manufacturing hubs in China (e.g., Jinan, Shandong Province) to global construction markets. The analysis focuses on operational efficiency, cost-effectiveness, vehicle protection, and suitability for heavy-duty construction equipment logistics. Special attention is given to corrosion protection via industrial wax spraying, a critical preventive measure against seawater exposure during transit.
1. Equipment Profile: HOWO Dump Truck
| Parameter | Specification |
|---|---|
| Model Example | HOWO A7 8×4 |
| Gross Vehicle Weight (GVW) | 31,000–49,000 kg |
| Dimensions (L×W×H) | 8.5 m × 2.5 m × 3.8 m (approx.) |
| Unladen Weight | 18,000–22,000 kg |
| Engine Type | WD615/WP10, Euro III/V compliant |
| Fuel Type | Diesel |
| Primary Use Case | On/off-highway hauling in mining, quarry, and civil construction |
2. Shipping Method Comparison
| Criteria | RO-RO | Bulk Cargo | Flat Rack |
|---|---|---|---|
| Loading Mechanism | Self-driven on/off vessel | Lift-on/lift-off via heavy-lift cranes | Secured on open platform, lifted via crane |
| Cargo Compatibility | Ideal for operational vehicles | Suitable for non-operational or disassembled units | Best for oversized or non-driveable units |
| Transit Time | Fast (direct roll-on/off) | Moderate (requires crane operations) | Moderate to slow (depends on port crane availability) |
| Port Infrastructure Requirements | RO-RO terminal with ramp access | Heavy-lift gear, open storage | Container crane, lashing points |
| Securing Method | Wheel chocks, lashing straps | Lashing, dunnage, bracing | Lashing, twist locks, timber blocking |
| Risk of Damage | Low (minimal handling) | Medium (lifting stress on chassis) | Medium-High (exposure to elements) |
| Average Cost per Unit (USD) | $1,800 – $2,500 | $1,500 – $2,000 | $2,200 – $3,000 |
| Insurance Premium (Relative) | Low | Medium | High |
| Environmental Exposure | Partial (below deck) | High (open deck or hold) | Very High (fully exposed) |
| Best For | Operational fleets, time-sensitive delivery | High-volume, non-functional units | Custom configurations, non-standard dimensions |
Note: All cost estimates based on Shanghai to Jebel Ali (UAE), Q4 2025–Q1 2026 freight benchmarks.
3. Corrosion Protection: Wax Spraying System
Seawater exposure during ocean transit poses a significant risk of corrosion to chassis, undercarriage, hydraulic linkages, and electrical systems of HOWO dump trucks. SEA LION International recommends industrial-grade wax spraying as a standard preservation protocol.
Wax Spraying Specifications
| Parameter | Specification |
|---|---|
| Coating Type | Solvent-based anti-corrosion wax (e.g., DINITROL 4941, COSMOIL RP7) |
| Application Method | High-pressure spray (12–15 bar) |
| Coverage Areas | Frame rails, suspension joints, brake lines, fuel tanks, radiator supports, wheel hubs |
| Film Thickness | 30–50 µm (dry) |
| Salt Spray Resistance | >1,000 hours (ASTM B117) |
| Service Life (Transit + Storage) | Up to 12 months |
| Reversibility | Fully removable with industrial degreasers or steam cleaning |
Benefits of Wax Spraying:
- Prevents chloride-induced pitting and galvanic corrosion
- Bridges micro-cracks and hard-to-reach joints
- Maintains factory finish integrity
- Reduces post-delivery maintenance and warranty claims
Best Practice: Apply wax coating immediately post-assembly, prior to inland transport to port. Re-inspect and reapply if storage exceeds 30 days pre-shipment.
4. Method-Specific Recommendations
RO-RO Shipping
- Recommended for: Operational HOWO trucks with functional engines and drivetrains.
- Advantages: Fast turnaround, minimal mechanical stress, lower insurance.
- Limitations: Requires functional vehicle; limited availability in remote destinations.
Bulk Cargo Shipping
- Recommended for: Non-operational units or fleet overhauls.
- Advantages: Cost-effective for large volumes; no need for engine operation.
- Limitations: Higher risk of structural stress during lifting; prolonged port handling.
Flat Rack Containers
- Recommended for: Modified HOWO models (e.g., extended beds, high-capacity hoists).
- Advantages: Accommodates non-standard dimensions; facilitates crane loading.
- Limitations: Full exposure to salt spray and weather; mandates full wax protection.
5. Integrated Logistics Protocol (SEA LION Standard)
- Pre-Shipment:
- Conduct full diagnostic check and fluid stabilization.
- Apply industrial wax spray; document coverage with thermal imaging.
-
Drain hygroscopic fluids (e.g., washer reservoir) if non-operational.
-
Port Handling:
- Use rubber-padded chains for lifting (Bulk/Flat Rack).
-
Position vehicles with minimum 1.5 m clearance on all sides.
-
Onboard Securing:
- Minimum 4-point lashing (RO-RO/Bulk), 6-point for Flat Rack.
-
Monitor humidity in shared holds (>65% RH triggers desiccant deployment).
-
Destination:
- De-wax using biodegradable solvent; inspect for transit damage.
- Perform full systems check before deployment.
6. Conclusion
For construction firms and fleet operators sourcing HOWO dump trucks from China, RO-RO shipping presents the optimal balance of cost, speed, and protection for operational units. Bulk Cargo remains economical for non-functional or high-volume consignments, while Flat Rack is reserved for dimensionally non-conforming models. In all cases, industrial wax spraying is non-negotiable to ensure corrosion resistance and preserve equipment lifespan.
SEA LION International advises integrating wax protection into OEM pre-delivery protocols and selecting shipping methods based on vehicle status, destination port capabilities, and total cost of ownership.
End of Report
SEA LION International — Engineering Global Logistics Infrastructure
Get a Quote for Dump Truck Howo
SEA LION International Trade Co., Ltd – Authorized Heavy Truck Exporter (Since 2008).
👤 Contact Person: Mr. Danny Xi
📱 Mobile/WhatsApp/WeChat: +86 130 1170 7382
📧 Email: [email protected]