Articulated Trucks

Komatsu HM300-5

The Komatsu HM300-5 is a popular articulated truck used across construction, excavation, and site work.

320 HP58k lbs20172025MSRP $420,000

Typical Resale Values

Estimated fair market value in good condition

2023 Model

3 years old

$235,000$318,000

2021 Model

5 years old

$178,000$240,500

2018 Model

8 years old

$80,500$109,000

* Estimates based on MSRP depreciation. Actual value depends on hours, condition, and market.Get an exact valuation →

Komatsu HM300-5 Specifications

Horsepower320 HP
Operating Weight58,000 lbs
Year Range2017–2025
Base MSRP (New)$420,000
Avg Annual Hours1,200 hrs/yr
Bucket Capacity30 ton

Known Issues to Watch For

Common problem areas reported by owners and service technicians.

Popular Attachments

Common attachments that can add significant value to this machine.

Tailgatebody liner

Include your attachments when you request a valuation for a more accurate estimate.

What Affects Komatsu HM300-5 Value?

Hours

Average usage is ~1,200 hours/year. Lower hours command a premium, while machines over 9,600 hours see steeper discounts.

Condition

Excellent condition machines can bring 15-25% more than average units. Structural damage, leaks, and worn undercarriage reduce value significantly.

Location & Market

Regional demand, transportation costs, and local construction activity all affect pricing. Markets in the South and Midwest typically see higher demand.

Attachments

Attachments like Tailgate and body liner add value. Include them in your valuation for a complete picture.

Service History

Documented maintenance history with dealer records can add 5-10% to the value. Unknown service history creates buyer hesitation and lowers offers.

Model Year & Gen

Production years 2017–2025. Newer emissions-compliant models (Tier 4 Final) generally retain value better than older generations.

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Frequently Asked Questions

Common questions about the Komatsu HM300-5, answered by EquipBook's equipment experts.

How much is a Komatsu HM300-5 worth?
A Komatsu HM300-5 is typically worth between $80,500 and $318,000 depending on year, hours, and condition. A 2023 model in good condition is worth $235,000–$318,000, while a 2018 model averages $80,500–$109,000. Get a free instant valuation at equipbook.ai/valuate.
What does a Komatsu HM300-5 weigh?
The Komatsu HM300-5 has an operating weight of 58,000 lbs (29.0 tons). This is a heavy articulated truck in the Komatsu lineup.
What is the horsepower of a Komatsu HM300-5?
The Komatsu HM300-5 is powered by a 320 HP engine. This articulated truck was produced from 2017 to 2025 with a base MSRP of $420,000.
How fast does a Komatsu HM300-5 depreciate?
A Komatsu HM300-5 loses approximately 13-17% of its value per year. A 3-year-old model retains about 66% of its MSRP, while a 5-year-old model retains about 50%. Average annual usage is 1,200 hours; machines with lower hours depreciate slower.
What is the bucket capacity of a Komatsu HM300-5?
The Komatsu HM300-5 has a standard bucket capacity of 30 ton. The machine weighs 58,000 lbs and is powered by a 320 HP engine.
What are common problems with the Komatsu HM300-5?
Common issues reported with the Komatsu HM300-5 include: Transmission. Regular maintenance and pre-purchase inspections can help identify these problems early.

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