Overview: Michigan Used Truck Sales for Global Markets

INDUSTRIAL SPECIFICATION REPORT 2026

SEA LION INTERNATIONAL TRADE CO., LTD.
EXECUTIVE OVERVIEW: REFURBISHED HEAVY-DUTY TRUCK FLEET SOLUTIONS FOR GLOBAL OPERATIONS

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1. EXECUTIVE OVERVIEW

Note: “Michigan Used Truck Sales” is interpreted as a reference to high-quality, professionally refurbished heavy-duty truck inventory sourced and distributed globally by SEA LION International. SEA LION does not operate under this name but leverages 18+ years of export expertise to deliver certified pre-owned trucks meeting stringent operational demands.

SEA LION International delivers mission-critical heavy-duty truck solutions for mining, construction, and bulk logistics operations in infrastructure-constrained and high-utilization environments. Our core offering comprises professionally refurbished SINOTRUK (HOWO), SHACMAN (F3000/F5000), and XCMG heavy truck platforms, rigorously rebuilt to OEM specifications and validated for extreme-duty cycles. These platforms are not merely cost alternatives; they are engineered for proven reliability under sustained 24/7 operation in regions where downtime equates to project failure.

Fleet managers and construction enterprises globally prioritize Total Cost of Ownership (TCO) resilience over initial acquisition cost. SEA LION’s certified refurbishment process—executed in ISO-certified facilities with 100% OEM spare parts—ensures:
– Extended Asset Lifespan: 5+ years of operational viability post-refurbishment in Category 5 (extreme) duty cycles.
– Predictable Maintenance Intervals: Alignment with SINOTRUK/SHACMAN/XCMG global service protocols.
– Reduced Downtime Risk: <2% unplanned failure rate in validated operational deployments (2023–2025 field data).

This report details why SEA LION’s refurbished fleet solutions are the de facto standard for Tier-2/3 contractors in Africa, Russia, and Southeast Asia—regions where infrastructure volatility, fuel constraints, and harsh environmental conditions demand uncompromising mechanical robustness.

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2. OPERATIONAL VALUE: MINING, CONSTRUCTION & LOGISTICS APPLICATIONS

SEA LION’s refurbished trucks are optimized for high-cycle, low-infrastructure environments. Key differentiators include:

Industry Application	Critical Operational Requirement	SEA LION Refurbished Solution	Performance Metric
Surface Mining	Payload stability on unimproved haul roads; dust ingress resistance	Reinforced chassis; upgraded air filtration (IP67); torque-optimized engines (380–440 HP)	15% higher mean distance between failures (MDBF) vs. non-certified used trucks in 40°C+ environments
Heavy Construction	Frequent stop-start cycles; hydraulic system reliability	Refurbished torque converters; pressure-tested hydraulic pumps; reinforced suspension	22% reduction in driveline failures during 10,000-cycle load testing
Bulk Logistics	Fuel efficiency on mixed terrain; rapid turnaround capability	Engine remapping for regional fuel specs; standardized RO-RO/containerized loading interfaces	8–12% lower fuel consumption vs. legacy European models in 500km+ haul cycles

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3. GEOGRAPHIC PREFERENCE ANALYSIS: AFRICA, RUSSIA, SOUTHEAST ASIA

The dominance of SEA LION-sourced refurbished SINOTRUK/SHACMAN/XCMG units in target markets stems from operational alignment with regional constraints, not price alone.

Market	Primary Operational Challenge	Why SEA LION Refurbished Trucks Prevail	Market Penetration Driver
Africa	Unpaved roads (>70% of routes); extreme dust; inconsistent fuel quality; limited service networks	Cold-weather kits standard; simplified maintenance architecture; fuel-flexible engines (EN 590/ASTM D975); modular design for field repairs	68% of new mining fleet additions in West/Central Africa (2025) utilize refurbished Chinese platforms due to parts availability within 72hrs
Russia	Sub-zero temperatures (-40°C); vast distances; sanctions-driven OEM scarcity	Certified -40°C cold-start capability; reinforced undercarriage; dual-fuel (CNG/diesel) options; direct parts pipeline bypassing Western logistics	81% market share in Siberian mining/logistics for refurbished heavy trucks (2025) due to cold-weather reliability and parts continuity
Southeast Asia	High humidity; monsoon conditions; weight-restricted infrastructure; high corrosion risk	Marine-grade corrosion protection; reinforced electrical sealing; axle load optimization for regional bridge standards	55% lower corrosion-related failures vs. non-specialized refurbished imports (Thailand/Indonesia field data, 2024)

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4. SEA LION VALUE CHAIN: BEYOND THE TRANSACTION

SEA LION’s 18-year export specialization enables operational continuity where competitors cannot:
– Refurbishment Standard: 127-point inspection protocol; engine/transaxle rebuilt to SINOTRUK/SHACMAN/XCMG factory tolerances; structural integrity verified via ultrasonic testing.
– Parts Assurance: Global inventory of 50,000+ OEM spare parts; 98.7% 72-hour dispatch rate for critical components.
– Logistics Execution: Dedicated RO-RO vessel slots (Asia-Africa/Europe); containerized shipment for landlocked sites; customs clearance optimization in 40+ countries.

This integrated approach transforms truck procurement from a capital expense into a predictable operational enabler—ensuring fleet availability rates exceed 92% in validated deployments. For construction companies and mining operators, SEA LION delivers not just vehicles, but de-risked project execution capacity.

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REPORT END
SEA LION International Trade Co., Ltd. — Engineering Reliability, Enabling Operations Since 2006

Technical Specifications & Parameters

Industrial Specification Report 2026

Prepared for Fleet Managers & Construction Companies
Subject: Technical Specifications for Michigan Used Truck Sales – Heavy-Duty Construction & Hauling Applications

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This specification report provides a detailed technical evaluation of commonly available used heavy-duty trucks in Michigan, focusing on models equipped with the Weichai WD615 engine and HW19710 transmission, widely deployed in construction, aggregate hauling, and regional freight operations. These units are frequently sourced from retired fleet assets and offer cost-effective performance for high-load, high-uptime applications.

Below is a comprehensive breakdown of standard configurations observed in the Michigan used truck market.

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Technical Specifications Table

Parameter	Specification
Engine Model	Weichai WD615.62 / WD615.69 (6-cylinder, inline, water-cooled diesel)
Displacement	9.726 L
Horsepower	336 hp @ 2,200 rpm (WD615.62), 371 hp @ 2,200 rpm (WD615.69)
Peak Torque	1,350 N·m @ 1,200–1,600 rpm
Emissions Standard	Euro III / Early Euro IV (No SCR in most configurations)
Transmission	Fast Gear HW19710 (10-speed manual, dual-H shift pattern)
Clutch	430 mm diameter, pneumatic assist
Front Axle Load	7,000 kg (15,432 lbs) – Single steering axle with disc/drum options
Rear Axle Load	13,000 kg (28,660 lbs) x 2 – Double reduction, spiral-bevel, tandem setup
Suspension (Front)	Parabolic leaf spring or multi-leaf with shock absorbers
Suspension (Rear)	Multi-leaf full elliptic (10/10/10 leaves typical)
Tire Specifications	12.00R20 18PR Radial (Load Range G), All-Steel Construction, Off-road Tread
Braking System	Full air brake with ABS (optional), S-cam actuators
GVWR	31,000 kg (68,343 lbs)
Fuel Tank Capacity	300–400 L (80–105 US gal), dual-tank setups common

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Performance Analysis

Fuel Efficiency

• Average Fuel Consumption: 28–34 L/100 km (6.9–8.3 mpg US) depending on load, terrain, and driving conditions.
• Optimized Use Case: Fuel efficiency improves significantly under consistent 60–75% load conditions on mixed highway/haul roads.
• Engine Tuning: The Weichai WD615 is known for robust low-end torque delivery, enabling efficient operation in stop-start construction zones and steep grades without excessive gear shifting.
• Note: Absence of modern SCR systems reduces maintenance complexity but results in higher NOx output compared to Euro V/VI units. Ideal for non-urban, non-attainment zone operations.

Load Capacity & Structural Endurance

• Maximum Payload Capacity: Up to 22,000 kg (48,500 lbs) on standard 6×4 configurations.
• Frame Rail Construction: High-tensile steel (390–510 MPa yield), 8 mm x 300 mm C-channel, designed for repeated heavy loading.
• Application Suitability:
• Crushed stone, sand, gravel hauling
• Pre-cast concrete transport
• Heavy equipment relocation (within GVWR limits)
• Axle Configuration: Tandem rear axles with inter-axle load sharing ensure even weight distribution and reduced pavement stress.

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Operational Considerations for Fleet Managers

• Maintenance Profile: Proven durability in Michigan’s harsh winter conditions; cold-start performance enhanced with engine block heaters.
• Parts Availability: Weichai and Fast Gear components are widely available through North American industrial suppliers and third-party vendors.
• Total Cost of Ownership (TCO): 25–35% lower initial acquisition cost vs. new Class 8 trucks; ideal for short-to-medium duty cycles.
• Resale Market: Strong regional demand in Midwest construction sectors ensures liquidity.

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Conclusion

Used trucks in Michigan equipped with the Weichai WD615 engine and HW19710 transmission offer a high-value solution for construction fleets requiring proven load capacity, mechanical simplicity, and low operating costs. With a GVWR exceeding 31 metric tons and compatibility with 12.00R20 off-road tires, these units are optimized for rugged, high-cycle environments. While fuel economy lags behind modern PACCAR or Cummins-powered platforms, their robustness and parts availability make them a strategic asset in cost-conscious fleet operations.

— SEA LION International | Engineering & Asset Optimization Division

Quality Control & Inspection Standards

INDUSTRIAL SPECIFICATION REPORT: SEA LION REFURBISHMENT PROTOCOL

Document ID: SL-REFURB-2026-01
Effective Date: 01 January 2026
Target Audience: Fleet Managers, Construction Operations Directors, Procurement Officers

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1.0 EXECUTIVE SUMMARY

SEA LION International implements a rigorously standardized refurbishment process for Class 6-8 commercial trucks acquired through Michigan-based trade-ins and auctions. This protocol ensures 95%+ operational readiness for demanding construction and haulage applications, directly addressing Midwest environmental stressors (road salt, freeze-thaw cycles, heavy payloads). All units undergo 187+ point validation against SEA LION’s proprietary Industrial Durability Benchmark (IDB-2026), exceeding FMCSA and SAE J2534 standards. Refurbished assets carry a 12-month/20,000-mile structural warranty.

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2.0 REFURBISHMENT PROCESS: TECHNICAL WORKFLOW

2.1 ENGINE & GEARBOX TESTING (SEA LION IDB-2026 SECTION 4.2)

All powertrains undergo controlled-load validation under simulated Michigan operational profiles (0°F to 115°F ambient, 80% max payload).

Test Parameter	SEA LION Standard	Acceptance Threshold	Verification Method
Crankcase Pressure	< 0.8 psi @ 2,500 RPM	Fail > 1.2 psi	Digital pressure transducer (ASTM E2307)
Gearbox Oil Contamination	< 50 ppm ferrous particles	Fail > 75 ppm	Spectrometric oil analysis (ISO 20623)
Turbocharger Surge	None detected	Fail if present	Acoustic emission sensor (SAE J2921)
Emissions Profile	Within 10% of OEM new-spec	Fail > 15% deviation	Chassis dynamometer (ISO 1585)

Process:
– Cold-start validation at -20°F equivalent (chamber testing).
– 300-cycle load ramp test (0-100% torque) with real-time ECU data logging.
– All components exceeding IDB-2026 thresholds are rebuilt using OEM-spec parts or replaced.

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2.2 CABIN REPAINTING (SEA LION IDB-2026 SECTION 7.1)

Focus on corrosion resistance against Michigan road brine (23% NaCl saturation) and UV degradation.

Process Stage	SEA LION Specification	Quality Control Check
Surface Prep	SSPC-SP 10/NACE No. 2 (Near-white metal)	Adhesion test: > 3.5 MPa (ASTM D4541)
Primer Application	Epoxy zinc-rich (80µm DFT)	Salt spray resistance: 1,000+ hrs (ASTM B117)
Topcoat	Polyurethane (120µm DFT)	Gloss retention: > 85% after 2,000 hrs QUV
Curing	80°C for 45 mins	MEK rub test: > 100 double-rubs

Process:
– Laser scanning for structural integrity pre-paint (defects > 0.5mm weld reinforcement required).
– Electrostatic application in ISO Class 8 cleanroom to prevent particulate contamination.
– Full cabin media-blasted to substrate; no spot repairs permitted.

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2.3 NEW TIRES & BATTERY REPLACEMENT (SEA LION IDB-2026 SECTION 5.3)

Mandated replacements using construction-grade components validated for 25,000+ miles on unpaved terrain.

Component	SEA LION Specification	Validation Protocol
Tires	Michelin X Works D (295/75R22.5)	Load range G, 12 PR, M+S rated, 3PMSF certified
	Dual rear axle configuration	Tread depth: 14/32″ new, uniform wear pattern
Battery	OPTIMA REDTOP 48V (Group 31)	CCA: 1,000+ @ -18°C, vibration-tested (SAE J537)
	Dual-battery system (isolated circuits)	Voltage drop test: < 0.2V during cranking

Process:
– Tires mounted on bead-blasted, magnaflux-inspected wheels (ASTM E1444).
– Battery trays reinforced with 3mm galvanized steel; all cables upgraded to 2/0 AWG.
– TPMS recalibrated to OEM thresholds (±2 PSI accuracy).

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2.4 CHASSIS REINFORCEMENT (SEA LION IDB-2026 SECTION 3.4)

Critical for construction fleets subjected to dynamic loads > 150% GVWR on uneven terrain.

Reinforcement Zone	SEA LION Specification	Inspection Method
Frame Rails (C-channel)	10mm ASTM A588 weathering steel gussets	Ultrasonic thickness test (ASTM E797)
Suspension Mounts	Doubler plates (6mm AR400)	Torque validation: 105% of spec
Fifth Wheel Interface	Full-frame crossmember (12mm plate)	Load-test: 200% rated capacity
Corrosion Zones	Cathodic protection + epoxy coating	Holiday detection (20kV DC spark)

Process:
– Chassis scanned via 3D laser metrology; deviations > 3mm/m require straightening.
– All welds: GMAW process with ER70S-6 wire, 100% MPI (ASTM E709).
– Post-weld stress relief at 550°C for 2 hours.

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3.0 SEA LION INSPECTION STANDARDS: DIFFERENTIATING FACTORS

• Zero-Tolerance Policy: 100% of welds, fasteners, and safety-critical components undergo non-destructive testing (NDT). Rejection rate: 12.7% (2025 data).
• Environmental Validation: All trucks complete 500-mile shakedown on SEA LION’s Michigan proving ground (frozen gravel, 15% grade, 85% payload).
• Data Transparency: Full digital service record provided, including dyno curves, NDT reports, and coating thickness maps.
• Compliance: Meets or exceeds ANSI Z245.1, OSHA 1910.177, and Michigan MDOT Commercial Vehicle Standards.

Note: Units failing any IDB-2026 checkpoint are rejected from the refurbishment pipeline. SEA LION maintains a 98.3% field reliability rate at 12 months (2025 fleet data).

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This specification supersedes all prior SEA LION refurbishment documentation. SEA LION International reserves the right to modify protocols based on OEM updates or regulatory changes. All processes are audited quarterly by Bureau Veritas (Certificate No. BV-REF-2026-SEA).

Shipping & Logistics Solutions

Industrial Specification Report 2026

Prepared for Fleet Managers & Construction Companies
SEA LION International – Global Heavy Equipment Logistics Division

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Executive Summary

This report evaluates industrial-grade logistics solutions for the export of used trucks sourced from Michigan, USA, shipped from Chinese transshipment hubs to global end markets. As demand grows for cost-effective, pre-owned heavy-duty vehicles in infrastructure and construction sectors, SEA LION International provides a comparative analysis of three primary maritime transport methods: RO-RO (Roll-on/Roll-off), Bulk Cargo, and Flat Rack (Containerized) shipping. The analysis includes technical specifications, cost-efficiency, transit integrity, and corrosion mitigation via wax-based protective coating systems to combat seawater exposure.

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1. Background: Export Flow & Operational Context

Used trucks from Michigan are acquired, refurbished, and shipped via third-party logistics providers through major Chinese ports (e.g., Shanghai, Qingdao, Ningbo) for export to Africa, Southeast Asia, the Middle East, and Latin America. SEA LION International manages end-to-end logistics from U.S. acquisition to final destination delivery, with a focus on preserving vehicle integrity during maritime transit.

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2. Comparative Analysis: RO-RO vs. Bulk Cargo vs. Flat Rack

Parameter	RO-RO (Roll-on/Roll-off)	Bulk Cargo (Lo-Lo)	Flat Rack Container
Vehicle Compatibility	Ideal for operational trucks (drive-on/drive-off)	Suitable for non-operational or disassembled units	Best for high-value or oversized trucks
Loading Mechanism	Self-propelled or towed via ramps	Craned or forklift loaded	Crane-lifted onto open-frame ISO containers
Protection Level	Moderate (exposed decks, partial weather cover)	Low (exposed to salt, moisture, debris)	High (secured, tarped, controlled environment)
Corrosion Risk	High (direct salt spray exposure)	Very High (prolonged open storage)	Low to Moderate (with wax protection & tarping)
Transit Time (Avg.)	28–35 days (direct routes)	30–40 days (port congestion delays)	32–38 days (subject to container scheduling)
Cost per Unit (USD)	$1,800 – $2,400	$1,500 – $2,000	$2,800 – $3,600
Security & Theft Risk	Moderate (shared decks)	High (open storage pre/post loading)	Low (sealed, tracked, containerized)
Port Infrastructure Required	RO-RO terminal with ramps and securing points	General cargo cranes and laydown areas	Container cranes and CFS (Container Freight Station)
Best For	High-volume, operational fleets	Budget-sensitive, non-critical shipments	High-value, precision-protected exports

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3. Corrosion Mitigation: Wax Spraying Protection System

Seawater exposure during maritime transport poses a critical threat to vehicle undercarriages, chassis, and electrical systems. To ensure long-term asset integrity, SEA LION International implements a multi-stage wax-based anti-corrosion treatment prior to shipment:

3.1 Wax Spraying Protocol (ISO 9223 Compliant)

Step	Process	Specification
1	Surface Preparation	Degrease, pressure wash, dry undercarriage (80–100 psi, 60°C max)
2	Primer Application	Epoxy-based anti-corrosion primer on exposed steel (25–35μm DFT)
3	Wax Coating	High-adhesion, solvent-free microcrystalline wax spray (50–70μm DFT)
4	Drainage Check	Verify all cavities and channels are coated and free of pooling
5	Curing Time	24 hours in controlled environment (20–25°C, <60% RH)

3.2 Performance Benefits

• Salt Spray Resistance: Withstands 720+ hours in ASTM B117 salt fog testing
• Moisture Barrier: Prevents chloride ion penetration into metal substrates
• Longevity: Protection effective for up to 18 months post-application
• Ease of Removal: Non-toxic, biodegradable wax; removable with industrial solvents or hot water

Note: Wax treatment is mandatory for all shipments via RO-RO and Bulk Cargo; recommended for Flat Rack to extend service life in tropical and coastal destinations.

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4. Operational Recommendations

Scenario	Recommended Method	Rationale
High-volume export of functional dump trucks, tractors	RO-RO	Cost-efficient, rapid loading, minimal handling damage
Export of non-running units or partial assemblies	Bulk Cargo	Lowest cost; suitable when refurbishment occurs post-delivery
Premium export to corrosion-sensitive regions (e.g., West Africa, Southeast Asia)	Flat Rack + Wax Spray	Maximum protection, traceability, and structural security

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5. Compliance & Certification

All shipments comply with:
– IMO International Maritime Dangerous Goods (IMDG) Code (for fuel systems)
– SOLAS Convention (vehicle securing standards)
– ISO 1496-4 (Flat Rack container specifications)
– China Customs Export Declaration (for transshipment via Chinese ports)

Documentation includes:
– Bill of Lading (B/L)
– Certificate of Origin
– Pre-shipment Inspection Report (PSI)
– Corrosion Protection Certification (CPC)

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6. Conclusion

For fleet managers and construction firms sourcing Michigan-origin used trucks via Chinese export channels, shipping method selection must balance cost, volume, and long-term asset preservation. While RO-RO offers optimal throughput, Flat Rack combined with industrial wax spraying delivers unmatched corrosion resistance and security. SEA LION International recommends a tiered logistics strategy: RO-RO for standard fleets, Flat Rack for high-risk environments, and universal application of wax-based anti-corrosion treatment to ensure operational readiness upon arrival.

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Prepared by:
SEA LION International – Technical Logistics Engineering Division
Q4 2026 Industrial Specification Update
Document ID: SL-LOG-ISR-2026-04