Komatsu HM300-5 Articulated Dump Truck

The Ultimate All-Terrain Hauler for Construction and Mining Excellence

Powerful 329 HP Engine • 30.9-Ton Payload • 22.9 yd³ Capacity • Advanced Traction Control

329 Horsepower
(Net Engine Power)
30.9 Payload Capacity
(Tons)
22.9 Body Capacity
(Cubic Yards)
36.0 Top Speed
(MPH)
7,500+ Units Sold
Annually

The Industry's Most Versatile Articulated Hauler

Unmatched Performance: The Komatsu HM300-5 sets the standard for articulated dump trucks with its perfect balance of power, payload capacity, and all-terrain capability. Featuring the advanced Komatsu Traction Control System (K-TCS) and a robust 329 HP engine, this ADT excels in challenging conditions where rigid trucks struggle. From muddy construction sites to steep quarry hauls, the HM300-5 delivers consistent productivity with lower cost per ton. Its oscillating hitch and articulated steering provide superior stability and maneuverability, making it the preferred choice for contractors worldwide.

Why the Komatsu HM300-5 Dominates Off-Road Hauling

Advanced Transmission + HVI Cycle Analytics

Fully Automatic Transmission + Performance Monitoring: The HM300-5's intelligent 6-speed transmission with lock-up provides optimal power delivery and fuel efficiency, tracked continuously by HVI's hauling analytics.

  • 6-speed fully automatic transmission
  • K-ATOMiCS transmission control
  • HVI tracks cycle times and efficiency
  • Automated payload monitoring
  • Predictive drivetrain maintenance
HVI Integration: Optimize haul cycles and reduce fuel costs

Komatsu SAA6D125E-7 Engine + Fuel Management

Reliable Power + Efficiency Tracking: The proven 329 HP engine delivers exceptional performance with industry-leading fuel efficiency while HVI optimizes consumption patterns.

  • 329 HP (245 kW) net engine power
  • Tier 4 Final emissions compliance
  • Variable geometry turbocharger
  • Real-time fuel tracking via HVI
  • Load factor optimization
HVI Advantage: Reduce fuel costs by up to 18% through intelligent monitoring

Optimal Payload + Production Tracking

Maximum Capacity + Load Monitoring: The 30.9-ton payload capacity and 22.9 cubic yard body maximize productivity, with HVI tracking every load moved.

  • 30.9-ton (28 metric ton) payload
  • 22.9 yd³ heaped body capacity
  • Tailgate options for various materials
  • HVI payload monitoring system
  • Cost per ton analytics
HVI Intelligence: Track material movement and optimize loading

Premium Operator Cab + Digital DVIR

Comfort & Safety + Smart Documentation: Spacious ROPS/FOPS cab with superior visibility and ergonomic controls, complemented by HVI's mobile inspection platform.

  • Viscous cab mounts reduce vibration
  • 7-inch color monitor display
  • Retarder-integrated brake system
  • HVI mobile app for daily inspections
  • GPS-stamped documentation
HVI Mobile: Complete inspection capability for hauling operations

K-TCS Traction Control + Fleet Intelligence

All-Terrain Excellence + Performance Analytics: Komatsu Traction Control System provides superior grip in challenging conditions with HVI tracking performance metrics.

  • Automatic differential lock control
  • Inter-axle differential lock
  • 6x6 all-wheel drive
  • HVI traction performance monitoring
  • Site condition optimization
HVI Intelligence: Maximize productivity in challenging conditions

Global Support + Parts Management

Worldwide Service + Inventory Excellence: Extensive Komatsu dealer network combined with HVI's predictive parts management for maximum uptime.

  • Global ADT support network
  • KOMTRAX telematics standard
  • HVI automated parts ordering
  • Predictive component replacement
  • Emergency support capabilities
HVI Supply Chain: Minimize downtime with intelligent parts management

Complete Technical Specifications

Specification Category Komatsu HM300-5 Performance Notes
Engine Komatsu SAA6D125E-7 Tier 4 Final/EU Stage V
Net Engine Power 329 HP (245 kW) @ 2,000 rpm
Payload Capacity 30.9 tons (28 metric tons) Maximum rated payload
Body Capacity (Heaped) 22.9 yd³ (17.5 m³) SAE 2:1 heaped
Body Capacity (Struck) 18.3 yd³ (14 m³) Level capacity
Operating Weight (Empty) 62,170 lbs (28,200 kg) Standard configuration
Gross Vehicle Weight 124,340 lbs (56,400 kg) Fully loaded
Top Speed (Loaded) 36.0 mph (58 km/h) Maximum travel speed
Transmission 6-speed automatic With lock-up
Drive Configuration 6x6 All-Wheel Drive Permanent AWD
Min. Turning Radius 25 ft 3 in (7.7 m) Excellent maneuverability
Fuel Tank Capacity 90 gal (340 L) Extended operation
Tires 23.5R25 Radial, tubeless
Max. Gradeability 45% (24°) Fully loaded
Oscillation Angle ±10° Center joint
Steering Angle 45° each direction Articulated steering
DEF Tank 7.4 gal (28 L) SCR system
Hydraulic Tank 37 gal (140 L) Hoist and steering

Comprehensive Safety & Protection Systems

The Komatsu HM300-5 incorporates advanced safety features to protect operators and enhance jobsite safety in construction and mining environments.

ROPS/FOPS Certified Cab

ISO 3471 and ISO 3449 certified structure provides maximum operator protection. Reinforced cab design with laminated glass exceeds international safety standards.

Advanced Braking System

Fully hydraulic, wet multi-disc brakes on all wheels with oil-cooled retarder. Automatic retarder modulation prevents wheel lock-up and extends brake life.

KOMTRAX Monitoring

Standard wireless monitoring tracks location, operating hours, fuel consumption, and diagnostic codes. Geofencing capabilities prevent unauthorized use.

Visibility Systems

Wide front windshield and optimized mirror placement provide excellent visibility. Optional rear-view camera and radar systems enhance awareness.

Traction Control System

K-TCS automatically controls differential locks for optimal traction without operator intervention, preventing wheel spin and maintaining stability.

Emergency Systems

Secondary steering system, engine emergency stop, neutral safety switch, and automatic parking brake. Backup alarm and LED work lights standard.

Ready to Optimize Your Komatsu HM300-5 Fleet Performance?

Join thousands of hauling operations maximizing their ADT ROI with HVI

Start Free HVI Trial Schedule Demo

30-Day Free Trial • Full KOMTRAX Integration • No Setup Fees

Komatsu HM300-5 Maintenance Excellence with HVI Fleet Management

HVI transforms ADT maintenance into intelligent, predictive fleet management for maximum uptime

HVI + KOMTRAX Hauling Integration

Seamless ADT Integration: HVI connects directly to your HM300-5's KOMTRAX system to automatically track operating hours, payload data, cycle times, and system health for complete fleet visibility in hauling operations.

Real-Time Monitoring: Track engine, transmission, and hydraulic systems continuously
Hauling Intelligence: Cycle time and payload optimization
Performance Analytics: Cost per ton and fuel efficiency tracking

Engine & Power Management

SAA6D125E-7 Optimization: HVI's specialized monitoring ensures your 329 HP engine operates at peak efficiency throughout demanding haul cycles.

  • Real-time engine parameter monitoring
  • Turbocharger performance tracking
  • DEF consumption optimization
  • DPF regeneration management
  • Cooling system health monitoring
HVI Intelligence: Extend engine life by 20-25% through predictive maintenance

Transmission Excellence

6-Speed Monitoring: Comprehensive tracking of the HM300-5's automatic transmission for maximum uptime in hauling operations.

  • Transmission temperature monitoring
  • Lock-up clutch performance
  • Shift quality analysis
  • K-ATOMiCS optimization
  • Filter contamination tracking
HVI Advantage: Prevent transmission failures through continuous monitoring

Mobile ADT Inspection

Hauler-Specific DVIR: HVI's mobile app provides comprehensive inspection protocols for articulated dump truck operations.

  • Pre-trip safety inspections
  • Tire condition monitoring
  • Brake system checks
  • Hoist and body inspection
  • Articulation joint assessment
HVI Mobile: Works offline on remote sites, syncs when connected

Tire & Brake Management

Critical Component Tracking: HVI's specialized monitoring maximizes tire life and brake performance in demanding conditions.

  • Tire pressure monitoring
  • Tread depth tracking
  • Brake disc wear analysis
  • Retarder performance monitoring
  • Cost per mile tracking
HVI Predictive: Extend tire life by up to 30% through optimization

Automated Workflows

Intelligent Scheduling: HVI automatically generates maintenance schedules based on actual operating conditions and cycle severity.

  • Hour-based PM intervals (250/500/1000/2000)
  • Load-based maintenance triggers
  • Component replacement planning
  • Service scheduling optimization
  • Compliance documentation
HVI Automation: Reduce maintenance planning time by 75%

Hauling Performance Analytics

Data-Driven Excellence: Transform your HM300-5 data into actionable insights for maximum productivity and profitability.

  • Cycle time optimization
  • Payload efficiency analysis
  • Cost per ton calculations
  • Fuel per ton metrics
  • Route optimization
HVI Analytics: ADT customers report 20-25% improvement in productivity

Key Advantages

  • All-Terrain Capability: 6x6 drive excels in challenging conditions
  • K-TCS Technology: Superior traction control system
  • Fuel Efficiency: Best-in-class for 30-ton ADTs
  • Articulated Design: Excellent maneuverability
  • Oscillating Hitch: Superior stability on rough terrain
  • KOMTRAX Standard: 5 years free telematics
  • Oil-Cooled Brakes: Extended brake life
  • Operator Comfort: Viscous cab mounting
  • Strong Resale: Excellent value retention
  • Global Support: Extensive dealer network

Considerations & Limitations

  • Initial Investment: Higher cost than rigid trucks
  • Tire Costs: Six large tires to maintain
  • Complexity: More systems than rigid trucks
  • Speed Limitations: Slower than highway trucks
  • Site Requirements: Needs adequate turning space
  • Specialized Operators: Requires ADT training
  • Maintenance Access: Center joint servicing challenges
  • DEF Management: Additional fluid requirements
  • Transport Needs: Requires lowboy for road transport
  • Weather Sensitivity: Performance varies with conditions

How the Komatsu HM300-5 Compares to Competition

Feature Komatsu HM300-5 Cat 730C2 Volvo A30G Bell B30E
Engine Power 329 HP 325 HP 334 HP 320 HP
Payload Capacity 30.9 tons 31 tons 30.5 tons 30.9 tons
Body Capacity 22.9 yd³ 22.2 yd³ 22.9 yd³ 23.5 yd³
Top Speed 36.0 mph 35.4 mph 34.2 mph 35.4 mph
Fuel Efficiency Best in Class Good Average Good
Traction Control K-TCS Advanced ATC Standard Optional Standard
Standard Telematics KOMTRAX (5 years) Product Link (3 years) CareTrack (3 years) Fleetm@tic (2 years)
Warranty Coverage 3 years/5,000 hours 3 years/5,000 hours 3 years/4,000 hours 2 years/4,000 hours

Maximize Your Komatsu HM300-5 ROI with HVI Fleet Management

Transform how you manage, maintain, and monitor your articulated dump truck fleet with hauling-specific fleet management

HVI Mobile Platform

  • ADT-Specific DVIR: Tailored inspection forms for HM300-5
  • Engine Inspections: SAA6D125E-7 component checks
  • Tire Management: Pressure and wear tracking
  • Articulation Checks: Joint and hitch monitoring
  • Safety Compliance: OSHA/MSHA protocols
  • Offline Capability: Works without connectivity

KOMTRAX Integration

  • Telematics Connection: Direct KOMTRAX integration
  • Payload Monitoring: Track every load
  • Cycle Time Tracking: Optimize haul routes
  • Location Security: Geofencing and alerts
  • Diagnostic Monitoring: Real-time fault codes
  • Fuel Management: Consumption optimization

Predictive Maintenance

  • AI Scheduling: Based on haul severity
  • Component Tracking: Tire and brake life
  • Drivetrain Management: Transmission optimization
  • Filter Monitoring: Contamination tracking
  • Parts Forecasting: Inventory optimization
  • Cost Control: Budget management

Digital Management

  • Service Records: Complete digital history
  • Compliance Reporting: Regulatory documentation
  • Performance Analytics: Productivity metrics
  • Cost Analysis: Per ton calculations
  • Fleet Comparison: Multi-unit benchmarking
  • ROI Tracking: Investment analysis

Transform Your Komatsu HM300-5 Hauling Operations with HVI

Join over 8,000+ hauling operations worldwide optimizing their ADT performance with HVI

Why HVI is Essential for Your Komatsu HM300-5 Fleet

ADT Expertise

Pre-built protocols designed for the HM300-5's engine, 6-speed transmission, and articulated design for optimal hauling operations.

Seamless Integration

Direct KOMTRAX connection provides comprehensive monitoring of cycles, payloads, and system health for maximum productivity.

Proven Results

HVI customers achieve 20-25% improvement in ADT productivity while extending equipment life on their $500,000 investment.

Start Free 30-Day HVI Trial Schedule Demo Call

No Credit Card Required • Full KOMTRAX Integration • Cancel Anytime

Setup in 15 minutes • Works with existing systems • Mobile app included

The Komatsu HM300-5: Where All-Terrain Excellence Meets Japanese Reliability

From muddy construction sites to steep quarry roads, the HM300-5 delivers consistent performance where others struggle

Maximize your hauling investment with intelligent HVI fleet management

Start Free HVI Trial Book HVI Demo

No Credit Card Required • Full Komatsu Integration • 30-Day Free Trial

Legal Disclaimer & Important Notes

Trademark Notice: All brand names, logos, trademarks, and registered trademarks mentioned in this document, including but not limited to "Komatsu," "KOMTRAX," "K-TCS," "K-ATOMiCS," and related marks, are the exclusive property of their respective owners and original equipment manufacturers (OEMs). These trademarks are used for identification purposes only.

Information Source: The specifications, features, safety information, and operational data provided are based on publicly available manufacturer content, industry publications, official Komatsu documentation, and real-world user reviews as of August 2025. Information is provided for educational and reference purposes only.

KOMTRAX Integration: Integration between KOMTRAX telematics and HVI fleet management software requires customers to work with their authorized Komatsu dealership to enable data sharing. KOMTRAX comes standard with 5 years of free service on new machines. Data availability depends on machine configuration and regional availability.

Pricing & Availability: Pricing estimates ($450,000-$550,000) are based on industry analysis and may vary significantly by region, dealer, configuration, options, and market conditions. Contact authorized Komatsu dealers for current pricing, availability, and specifications.

Important: Always consult the official Operation and Maintenance Manual and follow manufacturer-specific procedures. Verify all specifications with authorized dealers before making purchase decisions. Operating procedures and safety requirements may vary by region and application.

Start Free Trial Book a Demo