315 Hydraulic Excavator
315 Hydraulic Excavator
315 Hydraulic Excavator
315 Hydraulic Excavator

The Cat®315 excavator offers superior performance in a compact design. Standard, easy-to-use Cat technologies boost operator efficiencies and improve jobsite productivity while a large, ergonomic cab provides a comfortable working environment. Combined with simplified maintenance points, the 315 keeps you working, quickly and efficiently.

Get Pricing
Net Power - ISO 9249 108 HP
Engine Model Cat C3.6
Engine Power - ISO 14396 110 HP
Bore 4 in
Stroke 5 in
Displacement 220 in³
Main System - Maximum Flow 276 l/min (65 gal/min)
Maximum Pressure - Equipment 5075 psi
Maximum Pressure - Travel 5075 psi
Maximum Pressure - Swing 3770 psi
Swing Speed 12 r/min
Maximum Swing Torque 25815 ft·lbf
Operating Weight 34000 lb
Fuel Tank Capacity 49 gal (US)
Cooling System 4 gal (US)
Engine Oil 2 gal (US)
Final Drive - Each 1 gal (US)
Hydraulic System - Including Tank 36 gal (US)
Hydraulic Tank 19 gal (US)
DEF Tank 6 gal (US)
Boom Reach 4.65 m (15'3")
Stick Reach R3.0 m (9'8")
Bucket GD 0.53 m³ (0.69 yd³)
Shipping Height - Top of Cab 9.2 ft
Handrail Height 9.3 ft
Shipping Length 24.7 ft
Shipping Length - with Blade 26.5 ft
Tail Swing Radius 5.1 ft
Counterweight Clearance 2.8 ft
Ground Clearance 1.4 ft
Track Length 12.3 ft
Length to Center of Rollers 9.9 ft
Track Gauge 6.5 ft
Transport Width 8.1 ft
Maximum Digging Depth 19.6 ft
Boom Reach 4.65 m (15'3")
Stick Reach R3.0 m (9'8")
Bucket GD 0.53 m³ (0.69 yd³)
Maximum Reach at Ground Level 28.5 ft
Maximum Cutting Height 31.7 ft
Maximum Loading Height 23.6 ft
Minimum Loading Height 6.8 ft
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom 19 ft
Maximum Vertical Wall Digging Depth 16.9 ft
Minimum Working Equipment Radius 7.3 ft
Bucket Digging Force - ISO 22180 lbf
Stick Digging Force - ISO 13330 lbf
Air Conditioning The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.8 hg of refrigerant which has a CO2 equivalent of 1.144 metric tonnes.

  • Increase productivity by up to eight percent over the 315F.
  • Work confidently in space-restricted areas. Dig, swing, and dump within a working space of 3.96 m (12 ft 11 in).
  • Easily work on slopes and move around your jobsite with 10 percent more swing torque and 14 percent more drawbar pull.
  • The advanced hydraulic system provides the optimum balance of power and efficiency while giving you the control you need for precise digging requirements.
  • Smart mode meets your power needs by automatically matching engine and hydraulic power to digging conditions.
  • Get higher production in demanding applications, easier penetration into piles, and faster cycle times with Cat® Advansys™ bucket tips. Quickly change tips with a simple lug wrench instead of a hammer or special tool, improving safety and uptime.
  • Auxiliary hydraulic options give you the versatility to use a wide range of Cat attachments.
  • The Cat C3.6 engine meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 (Tier 4 Final) emission standards.
  • Don’t let the temperature stop you from working. The 315 has a standard high-ambient temperature capability of 52° C (125° F) without de-rate and cold-start capability of -25° C (-13° F).

  • Boost productivity up to 45 percent versus traditional grading with the standard Cat GRADE with 2D system ̶ includes indicate-only and laser capability.
  • Dig with guidance to depth, slope, and horizontal distance to grade. You can set up to four different depth and slope targets to help save time and money.
  • Standard 2D E-fence prevents your machine from moving outside operator-defined parameters.
  • Achieve precise load targets and increase loading efficiency with standard Cat PAYLOAD which provides on-the-go weighing and real-time estimates of your payload without swinging.
  • Combine Payload with VisionLink® and remotely manage your production targets.
  • Upgrade to Cat GRADE with Advanced 2D to create and edit grade designs with ease on a second, high-resolution 254 mm (10 in) touchscreen monitor.
  • Upgrade to Cat GRADE with 3D to create and edit designs with ease and see the front linkage’s full range of motion on a second high-resolution 254 mm (10 in) touch screen monitor. Use the machine’s onboard cell technology to quickly connect to 3D services like TCC or VRS.
  • Standard Product Link™ automatically and accurately collects data from your connected assets – any type and any brand. Information such as location, hours, fuel usage, productivity, idle time, maintenance alerts, diagnostic codes, and machine health can be viewed online through web and mobile applications.
  • Improve your accuracy and safety – Add a new Cat Tiltrotator system upgrade with factory-fit joysticks. The system allows a Tiltrotator to work with standard Cat 2D Grade and E-Fence; it uses the standard cab monitor to display the tool and engage its SecureLock™ so you don’t need spend money on an extra monitor.

  • Increase operator productivity with an all-new, 13 percent larger cab. Comfort, Deluxe, and Premium cab options vary by region.
  • The Comfort cab is equipped with a mechanical suspension seat. The Deluxe seat is heated and air adjustable while the Premium seat is heated and cooled and adjusts automatically.
  • Get in and out of the cab easier using the tip-up left console available in the deluxe and premium cabs.
  • Advanced viscous mounts reduce cab vibration.
  • Control the excavator comfortably with easy-to-reach controls all located in front of you.
  • Stow your gear with plenty of in-cab storage beneath and behind the seat, overhead, and in the consoles. A cup holder, document holder, and coat hook are also provided.
  • Use the standard radio’s USB ports and Bluetooth® technology to connect personal devices and make hands-free calls.

  • Start the engine with the push of a button, a Bluetooth key fob, a smartphone app, or the unique Operator ID function.
  • Program your preferred power mode and joystick settings using your operator ID. The excavator will automatically remember your selections.
  • Navigate quickly on the standard high-resolution touchscreen monitor or with the aid of the jog dial control.
  • The Cat Locator is a Bluetooth device that makes finding your attachments and other gear quick and easy. The excavator’s onboard Bluetooth reader or Cat App on your phone will locate the device automatically.
  • Save time and energy with work tool recognition. A simple shake of the attached tool confirms its identity ensuring all attachment settings are correct, so you can get to work quickly and efficiently.
  • Not sure how a function works or how to maintain your machine? Simply access the operator’s manual through the touch screen monitor.

  • Expect up to 30 percent less maintenance costs than the 315F.
  • Quickly check and service your machine with all daily maintenance points accessible from ground level.
  • Check the engine oil level quickly and safely from the ground. Fill and check engine oil on top of the machine with a conveniently located second dipstick.
  • Track your machine’s filter life and maintenance intervals on the in-cab monitor.
  • The new hydraulic oil filter provides improved filtration performance, anti-drain valves to keep oil clean when the filter is replaced, and longer life with a 3,000-hour replacement interval – 50 percent longer than previous filter designs.
  • S·O·SSM ports are located at ground level, simplifying maintenance and allowing for quick, easy extraction of fluid samples for analysis.

  • Access all daily maintenance points from ground level – no need for you to climb on top of the machine.
  • The standard ROPS cab meets ISO 12117-2:2008 requirements.
  • Smaller cab pillars, larger windows, and a wider skylight hatch provide 60 percent greater vertical visibility.
  • The standard hydraulic lockout lever isolates all hydraulic and travel functions in the lowered position.
  • A ground-level shut-off switch stops all fuel to the engine and shuts down the machine when activated.
  • A rearview and right-side-view camera are standard. Upgrade to 360° visibility to easily see objects and personnel around the excavator in a single view.
  • New service platform design provides easy, safe, and quick access to the upper service platform. Prevent slipping with the anti-skid punch plate on the platform steps.
  • Optional boom and stick lowering check valves prevent reverse flow, keeping your front linkage securely in place should the hydraulic system unexpectedly lose power.
  • Brightly colored seatbelts allow easy recognition of properly utilized safety restraints.