Caterpillar 315D Excavator: Performance, Features, and Benefits for Heavy-Duty Construction

The Caterpillar 315D is a high-performance hydraulic excavator designed for durability, efficiency, and versatility in demanding construction and excavation projects. With its powerful engine, advanced hydraulic system, and operator-friendly features, the Cat 315D stands out as a reliable choice for contractors seeking productivity and cost-effectiveness.

Caterpillar 315D Excavator – Technical Specifications

1. Engine & Performance

• Engine Model: Cat® C4.4 ACERT™

• Engine Power: 104 kW (139 hp) @ 1,800 rpm

• Displacement: 4.4 L

• Fuel Tank Capacity: 400 L (106 gallons)

• Emission Standards: Meets Tier 3/Stage IIIA regulations

2. Hydraulic System

• Hydraulic Pump Type: Load-sensing, variable displacement

• Main Pump Flow: 2 × 212 L/min (2 × 56 gpm)

• Maximum Pressure: 34.3 MPa (4,976 psi)

• Pilot Pressure: 3.9 MPa (566 psi)

3. Operating Weight & Dimensions

• Operating Weight: 15,300–16,800 kg (33,730–37,040 lb)

• Shoe Width: 600 mm (24 in) standard

• Transport Length: 9,020 mm (29 ft 7 in)

• Transport Width: 2,800 mm (9 ft 2 in)

• Transport Height: 2,990 mm (9 ft 10 in)

4. Digging Performance

• Max. Digging Depth: 6,430 mm (21 ft 1 in)

• Max. Reach at Ground Level: 9,540 mm (31 ft 4 in)

• Bucket Capacity: 0.52–1.26 m³ (0.68–1.65 yd³)

• Arm Breakout Force: 83 kN (18,660 lbf)

• Bucket Breakout Force: 106 kN (23,830 lbf)