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Used Caterpillar 320BL Excavator | 20 Ton Hydraulic Crawler Digger | Original Cat 3066T Engine Heavy Duty Low Hours

Product Introduction

$20000- $23000 per UnitMinimum Order Quantity1 UnitLoading Order more and save

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Price & MOQ (Purchase Information)

ItemSpecification
Reference FOB Price$20000 - $23000 / Unit
Minimum Order Quantity1 Unit
Loading PortShanghai Port / Ningbo Port, China
Bulk Discount2% off for 3+ units; 5% off for 5+ units

Note: The final transaction price varies based on production year, accumulated working hours, overall machine condition, undercarriage wear degree, complete maintenance records and optional attachment configuration. Please contact our sales team for an accurate quotation of the in-stock unit.

Product Overview

The Caterpillar 320BL is a legendary 20-ton class hydraulic crawler excavator in Cat's B-Series lineup, widely acclaimed worldwide for its heavy-duty structure, straightforward mechanical design and exceptional durability. As a classic direct-injection model highly adaptable to harsh working conditions, it remains one of the most sought-after used excavators in emerging markets. This pre-owned unit retains all original Caterpillar factory components, verified free of major structural collision accidents, engine overhauls or catastrophic hydraulic failures.

Powered by the field-proven Cat 3066T turbocharged direct-injection diesel engine and matched with a reliable dual-pump hydraulic system, the 320BL delivers steady digging force and strong power reserve. All in-stock machines have passed strict pre-delivery inspection and completed scheduled maintenance with premium filters and lubricants. Compared with new-generation excavators, this used 320BL offers much lower acquisition cost and simpler maintenance, making it a cost-effective workhorse for medium-to-large construction contractors, quarry operators and earthmoving service providers.

Core Product Advantages

  • Proven Cat 3066T six-cylinder turbocharged direct-injection diesel engine with strong power reserve, excellent tolerance to low-quality fuel and simple on-site maintenance

  • Reliable dual variable-displacement piston pump hydraulic system with strong flow output, smooth compound movements and stable performance under long-hour heavy loads

  • Heavy-gauge reinforced boom, stick and X-type undercarriage frame, professionally inspected and certified free of structural cracks or post-accident weld repairs

  • 110 kN-class bucket breakout force and 20-ton operating weight, delivering robust earthmoving capability for general excavation, quarry loading and site preparation

  • Simple mechanical control structure with low failure rate; widely available aftermarket spare parts at affordable cost, minimizing downtime and ownership expense

  • ROPS-certified operator cabin with wide field of view, ergonomic control layout and adjustable seat, reducing operator fatigue during long continuous shifts

  • Globally recognized classic model with mature technology; technicians and replacement parts are easily accessible in almost all overseas construction markets

  • Ready-to-ship inventory with 7–15 days fast delivery, supported by full one-stop export customs clearance, documentation and international logistics services

General Specifications

ParameterValue
ModelCaterpillar 320B L
Operating Weight (Standard Configuration)20,300 kg (44,754 lb)
Standard Bucket Capacity1.0 m³ (1.31 yd³)
Maximum Digging Depth (Standard Stick)6,720 mm (22 ft 1 in)
Maximum Reach at Ground Level9,850 mm (32 ft 4 in)
Maximum Digging Height9,120 mm (29 ft 11 in)
Overall Transport Length9,480 mm (31 ft 1 in)
Overall Height (Top of Cab)3,050 mm (10 ft 0 in)
Overall Machine Width2,800 mm (9 ft 2 in)
Standard Track Shoe Width600 mm Triple Grouser Steel Shoe

Power System Specifications

ParameterValue
Engine ModelCat® 3066T Turbocharged Direct Injection Diesel
Net Flywheel Power (ISO 9249)103 kW (138 hp) @ 2,000 rpm
Gross Power109 kW (146 hp)
Cylinder Configuration6-cylinder inline, water-cooled, turbocharged
Displacement6.37 L (389 in³)
Bore × Stroke102 mm × 130 mm
Fuel Tank Capacity390 L (103 US gal)
Emission StandardEPA Tier 1 / EU Stage I

Hydraulic & Working Performance

ParameterValue
Hydraulic System TypeDual variable displacement piston pump open-center system
Total Pump Flow2 × 205 L/min (2 × 54.2 US gpm)
Main System Operating Pressure343 bar (4,975 psi)
Bucket Breakout Force110.5 kN (24,840 lbf)
Stick Digging Force (Standard)74.4 kN (16,725 lbf)
Swing Speed11.5 rpm
Travel Speed (High / Low)5.5 km/h / 3.4 km/h
Maximum Drawbar Pull196 kN (44,060 lbf)
Gradeability70% (35°)
Hydraulic System Total Capacity300 L (79.3 US gal)
Ground Bearing Pressure (Standard Shoe)44.1 kPa (6.4 psi)

Application Scenarios

This used CAT 320BL hydraulic excavator is highly adaptable to harsh working environments and is widely exported to Southeast Asia, the Middle East, Africa, Latin America and Eastern European markets. As a rugged 20-ton class workhorse with simple maintainability, it is extremely popular among local construction contractors and earthmoving fleet operators. Typical application scenarios include:

  • Highway and road construction, foundation excavation, large-scale site grading and earthmoving projects

  • Quarry and mining operation, aggregate loading, rock excavation and heavy-duty material handling

  • Municipal engineering, water conservancy projects, pipeline trenching and urban infrastructure construction

  • Building demolition works when equipped with hydraulic breaker, and bulk material sorting with grapple attachment

  • Large-scale farmland improvement, irrigation canal excavation and agricultural infrastructure projects

  • Long-term heavy-duty construction rental fleets and general contracting earthmoving service businesses

Service Promise

  • Pre-shipment Inspection: Support third-party inspection by SGS, BV and other authoritative institutions; provide HD working condition test videos and detailed machine condition reports before delivery.

  • Full Export Services: Cooperate with professional international freight forwarders, supporting FOB, CIF, EXW, DAP and other trade terms; handle full customs declaration, certificate of origin and shipping arrangement.

  • After-sales Technical Support: 3-month quality warranty for core components (engine block, main hydraulic pump); provide 24/7 online technical guidance and spare parts supply channels.

  • Secure Transaction: Accept T/T, irrevocable L/C at sight and other mainstream international payment methods to ensure transaction security for both parties.

* All specifications above correspond to Caterpillar factory standard configuration. Minor parameter variations may occur across different production batches and optional equipment packages. Please consult our sales representative to confirm exact specifications and condition of the currently available in-stock unit.

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