Komatsu
Komatsu HD405 Off-highway trucks
Komatsu HD405 Off-highway trucks tech specs
2006-2016
Komatsu SAA6D170E-3 Engine model
67,500 kg Operating weight
45,000 kg Payload
447 kW Net power
24.00-35 Tire size
67,500 kg Empty weight
The Komatsu HD405-7 is a tough, no-nonsense off-highway rigid dump truck turning 40 tonnes of payload into work done. Packing a Komatsu SAA6D140E engine (~518 hp gross, ~498 hp net), it offers a 27.3 m³ heaped body and a smart, operator-friendly package.
Engine: Komatsu SAA6D140E‑5, ~518 hp gross / ~498 hp net
Payload: ~40 t (44 US tons)
Body Volume: 27.3 m³ (SAE heaped)
Weight (empty): ~34.1 t
Top Speed: ~70 km/h
Komatsu HD405 technical specifications
Highlight differences
Engine model
Engine model Komatsu SAA6D170E-3
Engine model Komatsu SAA6D170E-5
Engine model Komatsu SAA6D170E-6
Operating weight
Operating weight 67,500 kg
Operating weight 68,200 kg
Operating weight 69,000 kg
Transmission type
Transmission type K-ATOMiCS (7-speed)
Transmission type K-ATOMiCS (7-speed)
Transmission type K-ATOMiCS (7-speed)
Payload
Payload 45,000 kg
Payload 45,500 kg
Payload 46,000 kg
Max speed forward
Max speed forward 54 kph
Max speed forward 54 kph
Max speed forward 54 kph
Tire size
Tire size 24.00-35
Tire size 24.00-35
Tire size 24.00-35
Years
Years 2006-2016
Years 2006-2016
Years 2006-2016
Market Average
Market Average AED 450,000
Market Average AED 450,000
Market Average AED 450,000
Price
Price AED 200,000
Price AED 200,000
Price AED 200,000
Fuel cap
Fuel cap 1,000 liter
Fuel cap 1,000 liter
Fuel cap 1,000 liter
Transmission fluid cap
Transmission fluid cap 60 liter
Transmission fluid cap 60 liter
Transmission fluid cap 60 liter
Displacement
Displacement 16,700 cu cm
Displacement 16,700 cu cm
Displacement 16,700 cu cm
Max torque
Max torque 2,550 Nm
Max torque 2,700 Nm
Max torque 2,800 Nm
Net power
Net power 447 kW
Net power 478 kW
Net power 503 kW
Relief valve pressure
Relief valve pressure 219.94 bar
Relief valve pressure 219.94 bar
Relief valve pressure 219.94 bar
Lower time
Lower time 16 seconds
Lower time 16 seconds
Lower time 16 seconds
Raise time
Raise time 14 seconds
Raise time 14 seconds
Raise time 14 seconds
Empty weight
Empty weight 67,500 kg
Empty weight 68,200 kg
Empty weight 69,000 kg
Download datasheets
Komatsu HD405 expert review
Overview
A tough, work-focused hauler with smart operator features like auto-idle, ARSC retarder, skip-shift transmission, and hydropneumatic suspension—all wrapped in a straightforward package.
Pros High payload and proven build.
Operator aids reduce fatigue and sustain performance.
Operator aids reduce fatigue and sustain performance.
Cons Size needs transport planning.
No modern data or fleet telematics onboard.
No modern data or fleet telematics onboard.
Performance & Efficiency
Efficient output thanks to a skip-shift transmission, auto-idle, and retarder braking systems.
In Comparison
Ups the ante on mid-size trucks without tipping logistics into oversized territory.
Verdict
Choose the HD405-7 for rugged simplicity, hauling power, and operator-friendly work cycles—without chasing the latest tech.
Komatsu HD405 owner rating
Komatsu HD405 Off-highway trucks [2006-2016]
2006-2016
Overall rating
Based on 0 ratings
5.0
performance
5.0
comfort
4.0
fuel efficiency
5.0
safety
5.0
features
5.0
5 stars
100 %
4 stars
0 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Komatsu HD405 similar models
Highlight differences
Engine model
Engine model Komatsu SAA6D170E-3
Engine model Komatsu SAA6D140E-3
Engine model Komatsu SDA16V160
Operating weight
Operating weight 67,500 kg
Operating weight 48,200 kg
Operating weight 80,500 kg
Transmission type
Transmission type K-ATOMiCS (7-speed)
Transmission type K-ATOMiCS (7-speed)
Transmission type K-ATOMiCS (7-speed)
Payload
Payload 45,000 kg
Payload 32,500 kg
Payload 65,000 kg
Max speed forward
Max speed forward 54 kph
Max speed forward 58.5 kph
Max speed forward 55 kph
Tire size
Tire size 24.00-35
Tire size 18.00-33
Tire size 27.00-49
Years
Years 2006-2016
Years 2017-2021
Years 2002-2005
Market Average
Market Average AED 450,000
Market Average AED 650,000
Market Average AED 150,000
Price
Price AED 200,000
Price AED 400,000
Price AED 75,000
Fuel cap
Fuel cap 1,000 liter
Fuel cap 700 liter
Fuel cap 1,200 liter
Transmission fluid cap
Transmission fluid cap 60 liter
Transmission fluid cap 45 liter
Transmission fluid cap 75 liter
Displacement
Displacement 16,700 cu cm
Displacement 14,000 cu cm
Displacement 27,200 cu cm
Max torque
Max torque 2,550 Nm
Max torque 1,941 Nm
Max torque 4,300 Nm
Net power
Net power 447 kW
Net power 354 kW
Net power 634 kW
Relief valve pressure
Relief valve pressure 219.94 bar
Relief valve pressure 219.94 bar
Relief valve pressure 219.94 bar
Lower time
Lower time 16 seconds
Lower time 14 seconds
Lower time 18 seconds
Raise time
Raise time 14 seconds
Raise time 12 seconds
Raise time 16 seconds
Empty weight
Empty weight 67,500 kg
Empty weight 48,200 kg
Empty weight 80,500 kg
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