320F L (2017)

The Cat® 320F L is built for those who need strong, reliable performance at a low cost per hour. The machine features an efficient C4.4 ACERT™ engine that's light on fuel. It also has a proven hydraulic system that will help you take on a variety of tasks. Unlike other brands in its size class, the machine comes equipped with more unique attributes: Robust structures, strong and stable undercarriage, a quiet and comfortable roll-over protective structure (ROPS) cab, and easy-to-reach service points are just a few. Bottom line: If you are looking for a reliable, durable, low-cost-per-hour excavator to get your work done – backed by unmatched support from a brand you can trust – look no further than the 320F L. It simply makes a great deal of business sense.

Engine Model C4.4 ACERT
Net Flywheel Power 161 HP
Bore 4.13 in
Stroke 5 in
Displacement 269 in³
Gross Power - SAE J1995 164 HP
Net Power - SAE J1349 161 HP

Operating Weight 49200 lb

Machine Weight
Operating Weight 49200 lb

Dimensions* - Reach Boom - 5.7 m (18'8"); R2.9 (9'6") Stick
Shipping Height 10.25 ft
Shipping Length 31.33 ft
Tail Swing Radius 9.25 ft

Swing Speed 11.2 r/min
Swing Torque 45581 ft·lbf

Maximum Drawbar Pull 46086 lbf
Maximum Travel Speed 3.5 mile/h

Hydraulic System
Main System - Maximum Flow - Total 113 gal/min
Maximum Pressure - Equipment - Heavy Lift 5511 psi
Maximum Pressure - Equipment - Normal 5076 psi
Maximum Pressure - Swing 3626 psi
Maximum Pressure - Travel 5076 psi
Pilot System - Maximum Flow 6.4 gal/min
Pilot System - Maximum Pressure 569 psi

Service Refill Capacities
Fuel Tank Capacity 108 gal (US)
Cooling System 7.9 gal (US)
Engine Oil 6.6 gal (US)
Swing Drive 2.1 gal (US)
Final Drive - Each 2.1 gal (US)
Hydraulic System - Including Tank 68.7 gal (US)
Hydraulic Tank 42 gal (US)

Sound Performance
ISO 6395 - Spectator Noise 99 dB(A)
ISO 6396 - Operator Noise (Closed) 68 dB(A)

Dimensions* - Reach Boom - 5.7 m (18'8"); R2.9 (9'6") Stick
Counterweight Clearance 3.33 ft
Ground Clearance 1.5 ft
Handrail Height 9.92 ft
Length - Center of Rollers 12 ft
Note *With 1.19 m3 (1.56 yd3) HD Bucket
Track Gauge 7.83 ft
Track Length 14.67 ft
Transport Width - 790 mm (31 in) Shoes 10.42 ft

Engine RPM 1800 r/min

Machine Weight
Note Long Undercarriage, Reach Boom, R2.9 (9'6") Stick, GD 1.19 m3 (1.56 yd3) Bucket and 790 mm (31") Triple Grouser Shoes.

Service Refill Capacities
DEF Tank Capacity 5.5 gal (US)

Working Ranges* - Reach Boom - 5.7 m (18'8"); R2.9 (9'6") Stick
Maximum Cutting Height 30.75 ft
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom 21.5 ft
Maximum Digging Depth 22.08 ft
Maximum Loading Height 21.33 ft
Maximum Reach - Ground Line 32.33 ft
Maximum Vertical Wall Digging Depth 16.58 ft
Minimum Loading Height 7.08 ft
Note *With 1.19 m3 (1.56 yd3) HD Bucket



  • Cat C4.4 ACERT U.S. EPA Tier 4 Final/EU Stage IV engine burns up to 8.5% less fuel than the Tier 4 Interim/Stage IIIB 320 with similar lift and stability.
  • Constant engine speed control manages pump and engine rpm for improved fuel efficiency.
  • Heavy Lift function makes for smooth, controlled lifting without time limitation.
  • Maximum bucket breakout force is available 100% of the time without time limitation.


  • Demolition work is easy with a Cat hammer, grapple, shear, or multi-processor.
  • Utility and finishing work is fast and flawless with a Cat compactor, thumb, finishing bucket or tilt bucket.
  • See the whole money-making attachment line for your machine at www.cat.com/attachments.


  • The full-size roll-over protective structure (ROPS) certified cab is quiet and comfortable.
  • Automatic climate control helps maintain consistent cab temperature.
  • Joystick consoles and armrests are adjustable.
  • Seats are adjustable and feature air suspension and heated and cooled options.
  • The LCD monitor is easy to navigate and programmable in 42 languages.


  • Most service points like grease points and fluid taps are reachable at ground level.
  • Wide service doors and one-piece hood make for easy access.
  • Easy-to-reach pressure taps and S·O·SSM ports help maximize uptime.
  • An electric fuel priming pump speeds up starts and fuel system maintenance.


  • Boom and sticks are built for long service.
  • Greased track link between pins and bushings increase undercarriage life.
  • The high-pressure fuel system with high-pressure pump and injectors are made for long-term durability and reliability.
  • The large swing bearing is secured with elongated bolts to help handle the most swing-intensive work.


  • The hydraulic activation lever locks out all hydraulic functions.
  • Handrail, anti-skid plating, and countersunk bolts reduce slipping and tripping.
  • The full-length firewall separates the pump and engine compartments.
  • The standard rearview camera and mirrors enhance visibility.


  • Cat Connect technology increases job site efficiency.
  • Product Link™/VisionLink® connects owners to equipment and critical information like machine location, fuel consumption, idle time, events, and diagnostic codes.

Feel free to ask a question or share a comment about the information on this page.

To help us answer your question or respond to your comment, please enter your email address.