World Equipment Co., Ltd.


Marketing Office: No.593 Middle TongJiang Road, 4#1110-1116,Changzhou,Jiangsu,China 213022

Manufacture: Dantu Industrial Zone, ZhenJiang, JiangSu, China

Post Code : 213022

E-mail :
Home » Products » Crawler Bulldozer » 320 HP Bulldozer

Main Features of 320 hp Bulldozer
1. 320 hp Bulldozer (320 hp dozer) has high engine power, large output torque, low oil-consumption, reliable.
2. Hydraulic transmission, automatic speed regulation, gear shifting without stopping the machine.
3. Bulldozing working equipment can lift and tilt, adopting hydraulically servo controlling, which makes it easier to control. High-strength and corrosion-resistant blade possess high loading capacity and high wear-resistance.
4. 320 hp Bulldozer the new-style steering hydraulic-operated control valve makes it more convenient to control, reduces the labor intensity, and improves efficiency.
5. The novel hexagon cabin, a broader vision, better ventilation, better sealing effect.
6. The new-style three-stage alarm device is mechanically integrated, electronic monitoring instrument shows three-stage alarm.

320 HP Bulldozer

320 HP Bulldozer

7. Diverse optional device: U blade, straight angle blade, angle blade, cabin with air conditioner, driving shack, ROPS-FOPS device, three-gear ripper, single-gear ripper, heater, warm air aid, ether starting aid etc.
8. Many variants such as pipelayer.

Main Specification of 320 hp Bulldozer

Product Model B320Y-1 B320Y-2 B320Y-5
Model Cummins  NTA855-C360S10 Cummins QS×15
Type Turbocharged vertical four-stroke Turbocharged vertical four-stroke,electricity spraying
Flywheel power (kW) 239 239
Rated speed (r/min) 2000 2000
Number of cylinders -bore×stroke (mm) 6-Φ139.7×152.4 6-Φ137×169
Starting method Electric starting24V 11kW Electric starting24V 11kW
Battery  24V(12V×2)-195Ah 24V(12V×2)-220Ah
Air cleaner Dry horizontal type with precleaner
Tansmission System
Torque converter 3-element, single-stage, single-phase
Transmission Planetary gear, multiple-disc clutch, forced lubrication by gear pump, 3forward and 3 reserve speeds
Bevel gear Helical bevel gear, splash lubricated
Steering clutch Wet,multiple-disc clutch, spring loaded, hydraulically released
Steering brake Wet, band brake , operated with hydraulic booster
Final Drive Spur gear, double reduction, splash lubricated
Under Carriage
Sprocket Segmented
Number of track rollers (each side) 7 (5single, 2double)
Track tension Hydraulic-adjusted
Floating Seals are used in all sprockets, track rollers, carrier rollers and front idlers
Travel Speed (km/h) 1st 2nd 3rd
Forward 3.6 6.6 11.5
Reverse 4.4 7.8 13.5
Number of track rollers (each side) 4 single 2 double 5single 3 double
Type Sealed  single grouser
Track pitch (mm) 228.6
Track width (mm) 560
Number of track shoes (each side) 41
Length of track on ground (each side) 3150
Ground clearance (mm) 500
Track gauge (mm) 2140
Hydraulic System of Work Equipment
Working pressure (Mpa) 13.7 13.7 13.7
Rated delivery (L/min) (1800r/min) 335 250 335
Pump CBZ4200 gear pump CBY4200/K1010-115L double gear pump CBT3160 gear pump
Control valve Hand-operated plunger servo controlling Hydraulic-operated, plunger, servo controlling Hand-operated plunger servo controlling
Cylinder Bore × Rod × Stroke (mm) Φ140×Φ75×1340
Work Equipment  
Blade type Semi-U blade Angle Semi-U blade Angle
Width × Height (mm) 4130×1590 4850×1140 4130×1590 4850×1140
Max. lift above ground (mm) 1560
Max. drop below ground (mm) 560
Pitch adjustment (°) 55
Max. tilt (mm) 1000
Dimensions  Length × Width × Height (mm) 6880×4850×3640 (Angle)
Weight (kg) 35900
Ripper Type    
Max.dig below ground (mm) 1250 842
Max. lift  above 955 883

World Equipment has become a professional Chinese manufacturer of 320 hp crawler bulldozer. We provide the clients with three types of 320 hp bulldozer (320 hp dozer), that is B320Y-1, B320Y-2, B320Y-5. B320Y-1, B320Y-2 is equipped with Cummins NTA855-C360S10engine, B320Y-5 is equipped with Cummins QSx15 engine. The excellent mobility system is a guarantee of the products' praise for 320 hp bulldozer (320 hp dozer). We also keep developing and researching 320 hp bulldozer (320 hp dozer) products better adapted to the market to gain more acknowledgement from the clients. If you need 320 hp bulldozer (320 hp dozer), please contact us.

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