JOHN DEERE 450D LC CRAWLER EXCAVATORS

Technical Description

The John Deere 450D LC hydraulic excavator is a heavy-duty machine with an operating weight of 106,180 lbs, powered by a turbocharged and intercooled 15.7-liter Isuzu AH-6WG1XYSA-01 engine delivering 348 hp at 1800 rpm and a peak torque of 1164 lb-ft at 1500 rpm. It features a hydraulic system flow capacity of 200.3 gpm and operates at a relief valve pressure of 4980 psi, supported by a 148-gallon hydraulic fluid capacity. The excavator’s undercarriage includes 36-inch shoes (53 shoes per side), track rollers (9 per side), and carrier rollers (3 per side), providing 7.5 psi ground pressure and a maximum travel speed of 3.4 mph. Multiple boom and stick configurations offer varying capabilities: maximum cutting heights range from 33.7 ft to 38.5 ft, digging depths from 20.5 to 30 ft, loading heights up to 28.5 ft, and maximum reach along ground extending to 43.1 ft. The machine’s maximal vertical wall digging depth reaches up to 27.6 ft, depending on the boom/stick option selected. Bucket capacities vary from 1.9 to 4.2 cubic yards, with a reference size of around 3.1 cubic yards, suited for diverse digging and loading applications. Its dimensions include 12.5 ft width over tracks, 11 ft height to the top of the cab, 14.7 ft track length on the ground, 12 ft tail swing radius, and ground clearance of 2.4 ft. The swing mechanism features a full 360-degree capability at speeds up to 9 rpm with a swing torque of 107,004 lb-ft. Electrical system operates at 24 volts with a 50 amp alternator. Fuel capacity is 191.6 gallons, and engine oil holds 14.8 gallons. This powerful combination of engine, hydraulics, and undercarriage provides versatility and performance across heavy excavation tasks.