- Category: Excavators ➔
- Manufacturer: Caterpillar ➔
- Model: M320F ➔
The Caterpillar M320F is a wheeled excavator in Caterpillar's M Series lineup, designed for road work, utility projects, material handling, and general excavation. It is powered by a diesel engine and uses a hydraulic system for digging, lifting, and attachment operation. The M320F features a wheeled undercarriage for mobility between job sites and is commonly configured with a boom, stick, bucket, and optional work tools. Typical applications include trenching, site preparation, loading, and municipal maintenance. The model is part of Caterpillar's medium excavator range and is known for combining mobility, reach, and versatility in urban and construction environments.
General Specifications
| Engine | C7.1 ACERT Starting 2021 Model Year |
| Max Travel Speed | 22.00 mph (35.41 kph) Starting 2021 Model Year |
| Net Power | 169.00 hp (126.03 kw) Starting 2021 Model Year |
| Operating Weight | 45,525.00 lbs (20,649.82 kg) Starting 2021 Model Year |
Bucket
| Bucket Capacities | 1.54 cu yd (1.18 cu m)
|
DRIVE SYSTEM
| Maximum Travel Speed | 22.00 mph (35.41 kph)
|
Engine
| Bore | 4.10 in (10.41 cm)
|
| Displacement | 427.80 cu in (7,010.40 cu cm)
|
| Engine Gross Power (Maximum) - ISO 14396 | 174.00 hp (129.75 kw)
|
| Engine Model | Cat C7.1 ACERT
|
| Engine Power - Maximum Gross - ISO 14396 | 129.4 kW (174 [176]*)
|
| Engine Power - Maximum Net - ISO 9249/SAE J1349 | 126 kW (169 [171]*)
|
| Maximum Torque - 1,400 rpm | 612.00 lbs ft (829.75 nm)
|
| Net Power | 169.00 hp (126.03 kw)
|
| Note | *Metric values.
|
| Number of Cylinders | 6
|
| Ratings | 1550 rpm
|
| Stroke | 5.30 in (13.46 cm)
|
Hydraulic System
| Maximum Flow - Auxiliary Circuit - Medium Pressure | 12.90 gpm (48.83 lpm)
|
| Maximum Pressure - Auxiliary Circuit - High Pressure | 5076 psi
|
| Maximum Pressure - Implement Circuit - Heavy Lift | 5366 psi
|
| Maximum Pressure - Implement Circuit - Normal | 5076 psi
|
| Maximum Pressure - Implement Circuit - Normal and Travel Circuit | 5076 psi
|
| Swing Mechanism | 4496 psi
|
| Tank Capacity | 40.40 gal (152.91 l)
|
Service Refill Capacities
| Cooling System | 12.40 gal (46.93 l)
|
| Diesel Exhaust Fluid Tank | 9.10 gal (34.44 l)
|
| Engine Crankcase | 4.90 gal (18.55 l)
|
| Final Drive | 0.70 gal (2.65 l)
|
| Front Steering Axle - Differential | 2.80 gal (10.60 l)
|
| Fuel Tank - Total Capacity | 109.60 gal (414.84 l)
|
| Powershift Transmission | 0.70 gal (2.65 l)
|
| Rear Axle - Housing (Differential) | 3.70 gal (14.00 l)
|
Swing Mechanism
| Maximum Swing Torque | 35403 lb ft (10,790.83 m)
|
| Swing Torque | 35,403.00 lbs ft (47,999.39 nm)
|
Tires
| Optional | 1) 11.00-20 (Dual Pneumatic); 2) 445/70/R19.5 TL XF (Single Pneumatic); 3) 10.00-20 (Dual Solid Rubber)
|
| Standard | 10.00-20 (Dual Pneumatic)
|
Transmission
| Creeper Speed - 1st Gear | 1.90 mph (3.06 kph)
|
| Creeper Speed - 2nd Gear | 7.50 mph (12.07 kph)
|
| Forward/Reverse - 1st Gear | 6.20 mph (9.98 kph)
|
| Forward/Reverse - 2nd Gear | 21.70 mph (34.92 kph)
|
| Maximum Forward/Reverse - 2nd Gear | 22.00 mph (35.41 kph)
|
| Maximum Gradeability | 64%
|
Undercarriage
| Ground Clearance | 1.30 ft (0.40 m)
|
| Oscillation Axle Angle | 8.5 degrees
|
Weights
| One-Piece Boom - Front and Rear Outriggers | 43,321.00 lbs (19,650.10 kg)
|
| One-Piece Boom - Rear Dozer, Front Outriggers | 42,880.00 lbs (19,450.06 kg)
|
| VA Boom - Front and Rear Outriggers | 44,423.00 lbs (20,149.96 kg)
|
| VA Boom - Rear Dozer, Front Outriggers | 43,982.00 lbs (19,949.92 kg)
|
Working Ranges
| Maximum Digging Depth | 20.80 ft (6.34 m)
|
| Maximum Reach - Ground Level | 31.40 ft (9.57 m)
|