The Cat® 315 excavator offers excellent 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.
Net Power - ISO 9249 108 hp
Operating Weight 34000 lb
Maximum Digging Depth 19.7 ft
Net Power - ISO 9249 (DIN) 110 hp (metric)
Biodiesel Capability Up to B20¹
Bore 4in
Displacement 220in³
Emissions Meets U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 emission standards.
Engine Model Cat C3.6
Engine Power - ISO 14396 (DIN) 111hp (metric)
Engine Power - ISO 14396:2002 110hp
Net Power - ISO 9249 108hp
Net Power - ISO 9249 (DIN) 110hp (metric)
Note (1) Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator with engine speed at 2,400 rpm. Advertised power is tested per the specified standard in effect at the time
Note (2) ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO
Stroke 5in
Operating Weight 34000lb
Boom Reach 4.65 m (15'3")
Bucket GD 0.68 m³ (0.89 yd³)
Bucket Digging Force - ISO 22180lbf
Maximum Cutting Height 31.8ft
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom 19.1ft
Maximum Digging Depth 19.7ft
Maximum Loading Height 23.7ft
Maximum Reach at Ground Level 28.5ft
Maximum Vertical Wall Digging Depth 17ft
Minimum Loading Height 6.8ft
Minimum Working Equipment Radius 7.3ft
Stick Reach R3.0 m (9'10")
Stick Digging Force - ISO 13330lbf
Main System - Maximum Flow 276 l/min (73 gal/min)
Maximum Pressure - Equipment 5075psi
Maximum Pressure - Swing 3770psi
Maximum Pressure - Travel 5075psi
Maximum Swing Torque 25815lbf·ft
Swing Speed 12r/min
Cooling System 4gal (US)
DEF Tank 6gal (US)
Engine Oil 2gal (US)
Final Drive - Each 1gal (US)
Fuel Tank Capacity 49gal (US)
Hydraulic System - Including Tank 22.5gal (US)
Hydraulic Tank 19gal (US)
Boom Reach 4.65 m (15'3")
Bucket GD 0.68 m³ (0.89 yd³)
Counterweight Clearance 2.9ft
Ground Clearance 1.4ft
Handrail Height 9.4ft
Length to Center of Rollers 10ft
Shipping Height - Top of Cab 9.3ft
Shipping Length 24.4ft
Shipping Length - with Blade 26.3ft
Stick Reach R3.0 m (9'10")
Tail Swing Radius 5.2ft
Track Gauge 6.5ft
Track Length 12.3ft
Transport Width 8.2ft
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.
Recyclability 95%
Standard and optional equipment may vary. Consult your Cat dealer for details.
Rollover Protective Structure (ROPS)
Air suspension heated seat, 254 mm (10") touchscreen monitor
VisionLink®
Remote Flash
Remote Troubleshoot
Cat Grade with 2D
Cat Assist
Cat Payload
Maintenance free battery
LED chassis light, left-side/right-side boom lights, cab lights
Programmable time-delay LED working lights
Cat C3.6 single turbo diesel engine
One-touch low idle with auto engine speed control
Auto engine shutdown
52°C (125°F) high-ambient cooling capacity without de-rate
-25°C (-13°F) cold start capability
Electric fuel priming pump
Variable speed fan
Single fuel filtration system
Double element air filter with integrated precleaner
Boom and stick regeneration circuit
Auto hydraulic warm up
Auto two speed travel
Electric main control valve
Boom and stick drift reduction valve
Electric boom snubber
Ground-level engine shutoff switch
Service platform with anti-skid plate and countersunk bolts
Signaling/warning horn
2D E-Fence
Grouped engine oil and fuel filters
Ground-level engine oil dipstick
Integrated vehicle health management system
Sampling ports for Scheduled Oil Sampling (S·O·S)
Grease lubricated track link
Tie down points on base frame
3830 kg (8,440 lb) counterweight
Standard and optional equipment may vary. Consult your Cat dealer for details.
4.65 m (15'3") Reach boom
2.4 m (7'8") stub + 2.44 (8'0") fore Variable Angle boom
4.27 m (14'4") Power Offset boom
2.2 m (7'3") Reach stick
2.5 m (8'2") Reach stick
3.0 m (9'10") Reach stick
2.8 m (9'2") Reach stick
2.8 m (9'2") Thumb Ready stick
Operator Protective Guards (OPG)
Cat Stick Steer
Auxiliary relay
VisionLink Productivity
Cat Grade 2D with Attachment Ready Option (ARO)
Cat Grade with 3D (single or dual GNSS)
Operator Coaching
360° lighting
Boom and stick lowering check valves
Cat Detect - People Detection
Cat Command remote control
360° visibility
Swing alarm
Inspection lighting
Rear and right-side-view cameras
500 mm (20 in) triple grouser shoes
500 mm (20") rubber track shoes
500 mm (20 in) triple grouser shoes with rubber pad
600 mm (24 in) triple grouser shoes
600 mm (24") rubber track shoes
700 mm (28 in) triple grouser shoes
2500 mm (8'2") blade
2600 mm (8'6") blade
2700 mm (8'10") blade
