The Caterpillar 349D L is a large hydraulic excavator in Caterpillar's D Series lineup, designed for heavy-duty earthmoving, mining, quarry, and large construction applications. It features a long undercarriage for improved stability and ground contact, supporting efficient digging, lifting, and loading performance. The 349D L is typically equipped with a Caterpillar diesel engine, advanced hydraulic system, and operator cab designed for productivity and control. Common uses include mass excavation, trenching, site preparation, and material handling. As an excavator model, the 349D L is recognized for its size, reach, and durability in demanding jobsite conditions.
Brakes
Caterpillar 349D L Excavator Brakes specifications
Standards
Meets the standard ISO 10265:1998.
Cab/Fogs
Caterpillar 349D L Excavator Cab/Fogs specifications
Standards
Cab/FOGS meets ISO 10262.
Drive
Caterpillar 349D L Excavator Drive specifications
Maximum Drawbar Pull
75,985.50 lbs (34,466.49 kg)
Maximum Gradeability - Based On Engine Operation
70%
Maximum Travel Speed
3.00 mph (4.83 kph)
Engine
Caterpillar 349D L Excavator Engine specifications
Bore
5.20 in (13.21 cm)
Cylinders
6
Displacement
762.80 cu in (12,500.08 cu cm)
Engine Model
Cat C13 Diesel Engine with ACERT Technology
Net Power - 1,800 Rpm - 80/1269/Eec
380.00 hp (283.37 kw)
Net Power - 1,800 Rpm - Iso 9249
380.00 hp (283.37 kw)
Stroke
6.20 in (15.75 cm)
Hydraulic System
Caterpillar 349D L Excavator Hydraulic System specifications
Boom Cylinder - Bore
6.30 in (16.00 cm)
Boom Cylinder - Stroke
62.10 in (157.73 cm)
Main System - Maximum Flow
193.90 gpm (733.91 lpm)
Main System - Maximum Pressure - Normal
4975 psi
Main System - Maximum Pressure - Swing
4554 psi
Main System - Maximum Pressure - Travel
4975 psi
Pilot System - Maximum Flow
11.36 gpm (43.00 lpm)
Pilot System - Maximum Pressure
595 psi
Stick Cylinder - Bore
7.50 in (19.05 cm)
Stick Cylinder - Stroke - For Me Front
69.30 in (176.02 cm)
Stick Cylinder - Stroke - For Reach Front
70.00 in (177.80 cm)
Tb Family Bucket Cylinder - Bore
6.30 in (16.00 cm)
Tb Family Bucket Cylinder - Stroke
53.40 in (135.64 cm)
Ub Family Bucket Cylinder - Bore
6.70 in (17.02 cm)
Ub Family Bucket Cylinder - Stroke
55.00 in (139.70 cm)
Service Refill Capacities
Caterpillar 349D L Excavator Service Refill Capacities specifications
Cooling System
9.40 gal (35.58 l)
Engine Oil
11.10 gal (42.01 l)
Final Drive - Each
4.00 gal (15.14 l)
Fuel Tank
186.30 gal (705.15 l)
Hydraulic System - Including Tank
150.60 gal (570.02 l)
Hydraulic Tank
69.30 gal (262.30 l)
Swing Drive - Each
2.70 gal (10.22 l)
Swing Mechanism
Caterpillar 349D L Excavator Swing Mechanism specifications
Swing Speed
8.7 rpm
Swing Torque
109,896.60 lbs ft (148,997.81 nm)
Track
Caterpillar 349D L Excavator Track specifications
Number Of Carrier Rollers - Each Side - Long Undercarriage (Fixed And Variable Gauge)
3
Number Of Shoes - Each Side - Long Undercarriage (Fixed And Variable Gauge)
52
Number Of Track Rollers - Each Side - Long Undercarriage (Fixed And Variable Gauge)
9
Working Ranges
Caterpillar 349D L Excavator Working Ranges specifications
Maximum Digging Depth
26.60 ft (8.11 m)
Maximum Reach
39.70 ft (12.10 m)
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