The D155AX-7WH is a dozer that bridges the gap between contractor site prep dozers and large contractor production / mining dozers. The Tier 4 interim D155AX-7WH 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, unique, high production Sigma dozer blade and K-bogie oscillating undercarriage.

Features:

- 91,515 lbs Operating Weight
- 354 @1950 rpm Horsepower
- 26.8 - 33.2 yd³ Blade Capacity

Dimensions
Length: 20 ft. 4 in. (6,197 mm) SIGMADOZER
            22 ft. (6,706 mm) Full-U Dozer
            20 ft. 7 in. (6,273 mm) Semi-U Dozer
Height: 12 ft. 8 in. (3,862 mm)
Width: 13 ft. 4 in. (4,063 mm) cab
Weight: 68,350 lbs. (31,000 kg) tractor
            87,100 lbs. (39,510 kg) operating
Turning Radius: 7 ft. (2.1 m)
Fuel Tank Capacity: 165 gal. (625 l)

Engine
Engine Make: Komatsu
Engine Model: SAA6D140E-6
Cylinders: 6
Gross Horsepower: 360 hp (268 kW) @ 1,900 rpm
Cooling: Water-cooled
Bore x Stroke: 5.51 x 6.50 in. (140 x 165 mm)
Displacement: 930 cu. in. (15.2 l)
Speed - Forward: 1st: 2.4 mph (3.8 km/h)
                          2nd: 3.5 mph (5.6 km/h)
                          3rdL: 4.7 mph (7.5 km/h)
                          3rd: 7.2 mph (11.6 km/h)
Speed - Reverse: 1st: 2.9 mph (4.6 km/h)
                          2nd: 4.2 mph (6.8 km/h)
                          3rdL: 5.7 mph (9.2 km/h)
                          3rd: 8.7 mph (14 km/h)

Komatsu America Corp.
1701 Golf Road, Suite 1-100
Rolling Meadows, IL 60008
U.S.A.
Tel: (847) 437-5800