Well-maintained cat 320 excavator for sale second-hand

Used Excavator

Product Detail

Used Caterpillar 320 Excavator — Well-Maintained, For Sale

The Used Caterpillar 320 Excavator is a classic 20-ton hydraulic crawler digger renowned for reliable performance, strong digging power, and excellent working condition. Powered by the proven Cat 3066T turbocharged diesel engine, this well-maintained second-hand 320 is ready for immediate deployment in earthmoving, road construction, foundation work, and municipal engineering projects.

Fully inspected and serviced at Tonkey Machinery's Jinan factory, with original core parts retained, low wear verified, and all filters, fluids, and grease points refreshed prior to export. No major overhaul or structural repairs reported. Original paint and service log available. A cost-effective, ready-to-work choice for global contractors seeking a dependable 20-ton Cat excavator with worldwide parts support and strong resale value.

Recommended applications: Earthmoving · Road construction · Foundation excavation · Trenching · Municipal engineering

Specifications

Cat 320 — Technical Specifications

Item	Specification
Machine Type	Crawler Excavator (Backhoe)
Operating Weight	20,100 kg (~20 t)
Bucket Capacity	0.8 – 1.0 m³ (Standard 0.9 m³)
Boom / Stick Length	5.4 m / 2.9 m
Engine Model	Cat 3066T
Engine Type	Inline 6-cylinder, water-cooled, turbocharged diesel
Net Rated Power	103 kW (138 hp) @ 2,200 rpm
Displacement	6.0 L
Main Pump Flow	2 × 100 L/min (Total 200 L/min)
Main Relief Pressure	34.3 MPa (350 bar)
Stick Digging Force	120 kN
Bucket Digging Force	140 kN
Max Digging Reach	9,720 mm
Max Digging Depth	6,610 mm
Max Dumping Height	4,770 mm
Transport Dimensions (L×W×H)	9,500 × 2,750 × 2,970 mm
Standard Track Shoe Width	500 mm
Travel Speed (High / Low)	5.5 / 3.5 km/h
Swing Speed	11 rpm
Swing Torque	18.5 kN·m
Fuel Tank	340 L
Hydraulic Tank	145 L