- Tail Swing Radius: 4.24 ft / 1290 mm
- Engine Model: AU-4LE2X
- Power Measured @: 2000 rpm
- Displacement: 134.3 cu in / 2.2 L
Hitachi ZX75US-3
The Hitachi ZX75US-3 is a midi excavator of about 7.2 t, built around the AU-4LE2X engine.

Midi excavators are commonly used for digging, trenching and site work where a mid-size tracked machine fits the access available. Published rows for Hitachi ZX75US-3 include a published maximum digging depth of 13.49 ft / 4110 mm, published operating weight of 15873.3 lb / 7200 kg, published engine power of 54.4 hp / 40.5 kw. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Tail Swing Radius” field (4.24 ft / 1290 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Engine Model” field (AU-4LE2X) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Power Measured @” field (2000 rpm) with the specific machine's configuration and records; options and condition can differ.
What changes with this option
Compared with the base Hitachi ZX75US: 7 of 21 published specifications change.
| Section | Specification | Hitachi ZX75US | Hitachi ZX75US-3 |
|---|---|---|---|
| Dimensions | Tail Swing Radius | 3.97 ft / 1210 mm | 4.24 ft / 1290 mm |
| Engine | Engine Model | CC-4JG1 / CC-4JG1 | AU-4LE2X / AU-4LE2X |
| Engine | Power Measured @ | 2100 rpm / 2100 rpm | 2000 rpm / 2000 rpm |
| Engine | Displacement | 186.7 cu in / 3.1 L | 134.3 cu in / 2.2 L |
| Operational | Operating Weight | 15652.9 lb / 7100 kg | 15873.3 lb / 7200 kg |
| Operational | Hydraulic System Relief Valve Pressure | 4550 psi / 31371.2 kPa | 3843.6 psi / 26500 kPa |
| Operational | Hydraulic Pump Flow Capacity | 36.7 gal/min / 138.6 L/min | 42.1 gal/min / 159 L/min |
Published only for this option
| Section | Specification | Imperial | Metric |
|---|---|---|---|
| Engine | Gross Power | 54.4 hp | 40.5 kw |
Not published for this option: Max Cutting Height, Boom/Stick Option (Hex) 1, Shipping Length Of Unit, Shipping Height Of Unit, Max Cutting Height, Max Loading Height, Max Reach Along Ground, Max Digging Depth, Max Vertical Wall Digging Depth, Boom/Stick Option (Hex) 2, Height To Top Of Cab, Removal Counterweight Clearance, Track Gauge, Ground Pressure, Number Of Shoes Per Side, Number Of Track Rollers Per Side, Number Of Carrier Rollers Per Side, Net Power, Max Torque, Torque Measured @, Fuel Capacity, Cooling System Fluid Capacity, Operating Voltage, Hydraulic System Fluid Capacity, Engine Oil Capacity, Alternator Supplied Amperage, Swing Speed, Minimum Bucket Capacity, Maximum Bucket Capacity
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Manufacturer-published specifications.