The Komatsu WA470-6R is a powerful and fuel-efficient wheel loader engineered for maximum productivity in demanding environments such as construction, quarrying, and aggregate handling. Combining robust Komatsu-built components with smart hydraulics and a large, quiet operator cabin, it delivers exceptional performance, durability, and comfort.
? 1. Core Machine Specifications
Engine Output:
▸ Gross: 204 kW / 273 HP
▸ Net: 203 kW / 272 HP
▸ Powered by Komatsu’s SAA6D125E-5 turbocharged diesel engine.
Operating Weight:
▸ Ranges from 23,205 to 24,955 kg depending on configuration and attachments.
Bucket Capacity:
▸ Standard: 3.6 to 4.2 m³
▸ Optional: Up to 5.2 m³ for lighter materials.
⚙️ 2. Performance Highlights
Fuel Efficiency:
▸ Advanced hydraulic system (CLSS) with variable piston pump reduces energy loss.
▸ Dual-mode engine settings:
E Mode: For maximum fuel economy
P Mode: For maximum power in heavy work
Drivetrain:
▸ Automatic transmission with selectable shifting modes (manual, Auto L for fuel saving, Auto H for power)
▸ Optional Lock-up Torque Converter boosts fuel efficiency on uphill or load-carry operations
ECO Indicator:
▸ Helps the operator maintain fuel-efficient habits in real time.
? 3. Durability & Reliability
Komatsu-Built Components:
▸ Engine, transmission, hydraulics, and electronics are all made in-house for perfect compatibility.
Robust Structure:
▸ High-rigidity front & rear frames designed for large bucket loads.
▸ Computer-tested for torsional resistance and longevity.
Sealed Hydraulic System:
▸ Flat face O-rings, sealed connectors, and wet multiple-disc brakes ensure leak-free, low-maintenance operation.
Corrosion Protection:
▸ Uses cation electrodeposition primer and powder-coated paint — ideal for harsh environments.
? 4. Easy Maintenance Features
Service Access:
▸ Gull-wing side engine doors open wide for ground-level access.
▸ Cooling fan is reversible (manual or auto) for easy radiator cleaning.
Digital Monitoring:
▸ Equipment Management Monitoring System (EMMS) displays:
Maintenance alerts
Oil & filter replacement times
Trouble codes & diagnostics