The Komatsu D155AX-7 is a large crawler dozer that bridges the gap between contractor site prep dozers and large contractor production/mining dozers. The Tier 4 interim D155AX-7 has the precise and responsive hydraulic control and smooth turning of hydrostatic steering of smaller dozers for grading and big dozer features like: a lock-up torque converter; a unique, high production Sigma dozer blade and K-bogie oscillating undercarriage.
Tier 4 Interim
354 HP @1,900 rpm (264 kW @1,900 rpm)
91515 lb (4151 kg)
26.8 yd3 (20.5 m3)