2025 Caterpillar 340 For Sale in Rock Springs, WY

BATTERIES, 4, BKT GD 48" 2.26YD3 DB, BKT SD 36" 1.24YD3 DB, BLOCK HEATER, 120V, BOOM TUBE W/EOU, BOOM, REACH 21'4",EOU, CAB, DELUXE, CAMERA, 360 VISIBILITY, CONTROL, QC, COOLANT, COLD WEATHER, COUPLER, PG DB W/PINS, CYLINDER, BKT DB, CYLINDER, BOOM, CYLINDER, STICK, DOOR, RADIATOR W/SCREEN, ETHER STARTING AID, FAN, REVERSE, FILM, EMC, FILM, INTERIOR, ANSI, FILM, OPERATING PATTERN, 2WAY, FILM, ROPS CERTIFICATION, FILM, STICK WARNING, ANSI, FILM,EXTERIOR,ANSI, GRADE 3D DUAL ASST & PAYLOAD, GRADE SENSOR, R12'10" STICK, GRADE SENSOR, REACH BOOM, GUARD, TRACK GUIDE SEGMENTED, HYD PKG, HL ADV 2WAY, INTEGRATED RADIO, W/O DAB, JOYSTICK STEER + AUX RELAY PKG, JOYSTICKS, VERTICAL SLIDER, JUMP START RECEPTACLE, LANE 3 ORDER, LASER CATCHER, R12'10", STICK, LIGHTS PKG, SURROUNDING 3D, LIGHTS, CAB, W/RAIN PROTECTOR, LIGHTS, INSPECTION, LIGHTS, REACH BOOM RH & LH, LINE,COOLING,W/O INLET AIR HTR, LINES, DRAIN, PG QC, LINES, HP, REACH BOOM, LINES, QC, REACH BOOM, LINES-HP, R12'10" STICK, LINES-QC, R12'

The Caterpillar 340 is a large hydraulic excavator in Caterpillar's excavator lineup, designed for heavy-duty earthmoving, mass excavation, trenching, and site development. It is commonly used in construction, mining, quarry, and infrastructure applications where high digging force, reach, and productivity are required. The Cat 340 typically features a fuel-efficient diesel engine, advanced hydraulic system, reinforced undercarriage, and operator-focused cab controls. Depending on configuration, it may be equipped with different boom, stick, bucket, and attachment options for varied jobsite needs. The model is known for combining digging performance, stability, and serviceability in a full-size excavator platform.