
Caterpillar M322D
Used Caterpillar M322D wheeled excavator — reference specifications, condition points and export notes for this model.
This Caterpillar M322D is a wheeled digging excavator for larger construction and utility work. It travels on wheels between sites and is suited to general digging tasks. No further specifications are listed for this model.
Description is a class-level reference built from the published specifications above; the exact unit's year, hours and condition are confirmed before payment.
Reference specifications
| Specifications to be confirmed per unit. |
Buying brief: Caterpillar M322D
This wheeled digging excavator belongs to a size class that balances digging performance with mobility. The draft does not list operating weight, bucket capacity, or rated power for this model, so the buyer should confirm those figures with the seller. Machines in this range typically handle trenching, utility installation, road work, and general construction. The wheeled design lets the operator travel between jobs without a transporter, which suits contractors working across multiple sites in a day. Bucket capacity and rated power would determine the exact match to tasks, but the concept is a versatile tool that can dig, load, and move under its own power, reducing logistics costs on spread-out projects. A wheeled undercarriage on this class brings travel speed and roadability, but the buyer should weigh stability on uneven ground, tyre wear and type, and steering response.
The travel lock and brake system are critical for safe operation on slopes and during travel. Attachments such as breakers, grapples, or tiltrotators change the machine's balance and hydraulic demand, so confirm the auxiliary hydraulic circuits are adequate. Ground conditions matter: tyres can struggle in soft or muddy terrain where tracks would cope. Maneuverability in confined spaces depends on steering mode and wheelbase, so assess the working environment before committing. Inspection should start with the engine: check for oil leaks, exhaust smoke, and smooth acceleration. Hydraulic systems need testing for speed, power, and any drift in cylinders.
Pins and bushes at the boom, arm, and bucket joints reveal wear that affects control and repair costs. Wheel hubs, final drives, and brakes require close attention for leaks, play, and effective stopping. Structural checks around the main frame, boom pivot, and counterweight mounting can reveal cracks or repairs. Also inspect the cab for control function and visibility, and verify that safety features like travel alarms and lockouts operate correctly. For shipping, this class of wheeled excavator often moves on a flat rack or via RoRo services, depending on its dimensions and the destination port's capabilities. The actual transport height, width, and weight determine whether a standard flat rack is suitable or if breakbulk is needed.
RoRo is convenient for wheeled machines that can be driven on and off, but not all ports offer it. The buyer should obtain precise dimensions in travel configuration and confirm with the freight forwarder which method the receiving port can handle. Container shipping is usually not feasible for this size due to width and height constraints.
Common questions
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