Komatsu has unveiled its 23,590kg operating weight WA470-7 wheel loader, which offers improved efficiency, lower fuel consumption, improved operator comfort and enhanced serviceability. It is powered by a 203kW Stage IIIB/ EPA Tier 4I Komatsu SAA6D125E-6 engine, which is said to lower fuel consumption by 10% to 15% compared with the WA470-6. The engine is fitted with EGR, a hydraulically-actuated variable geometry turbocharger, and an automatically regenerating DPF. As with all Komatsu Stage IIIB machines,