• cat-m318d
  • cat-m318d_1
  Daily Weekly Monthly
Regular $750 $2,900 $9,100
Corporate $700 $2,500 $8,500
+ Delivery Rate & Operator Rate
We honor the lowest rate on ALL rentals.

CAT M318D Mobile Excavator available from Rent1

Demolition ready excavator rentals: when you rent a CAT M318D from Rent1, it has the option to attach a cab guard and a hydraulic thumb.

Power: The M318D uses the CAT C6.6 ACERT engine. It’s a 129 kW 178 hp gross power engine. The M318D has an operating weight of 44,312.9 lbs. The ACERT engine is Tier 3 certified for minimal exhaust.

Versatile: Able to handle most jobs thrown at it, the M318D excavator rental can and will do a great job digging, scaping, moving and using various attachments to get the job site into working order. The main characteristic that sets the M318D apart from a normal excavator is the lack of treads

Comfort: The M318D mobile excavator rental has an ergonomically comfortable cab for the operator.

Hydraulics: The M318D excavator rental hydraulics system is deisgned with reliability and controllability in mind.

What can you do with a CAT 321D LCR excavator rental?

  • Larger commercial or residential structure demolition
  • Dig up sewage pipes or electrical conduit
  • Break up large areas of concrete with the hammer attachment
  • Backfill trenches
  • Dig trenches
  • Prepare grounds for landscaping
  • Remove debris from construction sites
  • Remove larger trees or stumps
  • Load sand and gravel

We provide quick delivery on heavy equipment rentals throughout the Seattle region. See our Delivery rates for more details.

KOMTRAX equipped excavator rentals will relay error codes, cautions, maintenance items, fuel levels, and much more.



Make Caterpillar
Model C6.6 Acert
Gross Power 174 hp 129.8 kw
Net Power 166 hp 123.8 kw
Displacement 403 cu in 6.6 L
Torque Measured @ 1400 rpm
Number of Cylinders 6
Net Torque 596 lb ft 808.1 Nm
Operating Weight 44312.9 lb 20100 kg
Fuel Capacity 102 gal 386.1 L
Cooling System Fluid Capacity 8.5 gal 32.2 L
Engine Oil Capacity 4 gal 15.1 L
Front Diff Fluid Capacity 2.8 gal 10.6 L
Rear Diff Fluid Capacity 3.7 gal 14 L
Hydraulic System Fluid Capacity 71 gal 268.8 L
Alternator Supplied Amperage 75 amps
Hydraulic System Relief Valve Pressure 5076 psi 34997.8 kPa
Hydraulic Pump Flow Capacity 77 gal/min 291.5 L/min
Oscillating Axle Angle 9 degrees
Max Steering Angle 35 degrees
Tire Size 10.00-20 16PR, dual
Number of Forward Gears 2
Number of Reverse Gears 2
Max Travel Speed 23 mph 37 km/h
Swing Mechanism
Swing Speed 10.5 rpm
Swing Torque 33928 lb ft 46000.2 Nm
Reference Bucket Capacity 0.97 yd3 0.74 m3
Minimum Bucket Capacity 0.74 yd3 0.57 m3
Maximum Bucket Capacity 2.1 yd3 1.6 m3
Boom/Stick Option (MEX) 1
Boom/Stick Option (MEX) 1 VA Boom / stick 2.2m
Shipping Height of Unit 10.4 ft in 3170 mm
Shipping Length of Unit 29.1 ft in 8870 mm
Max Digging Depth 18.9 ft in 5750 mm
Max Reach Along Ground 29.4 ft in 8970 mm
Max Cutting Height 31.9 ft in 9710 mm
Max Loading Height 22 ft in 6700 mm
Max Vertical Wall Dig Depth 10.6 ft in 3220 mm
Boom/Stick Option (MEX) 2
Boom/Stick Option (MEX) 2 VA Boom / stick 2.8m
Shipping Height of Unit 10.8 ft in 3300 mm
Shipping Length of Unit 28.9 ft in 8820 mm
Max Digging Depth 20.9 ft in 6360 mm
Max Reach Along Ground 31.5 ft in 9590 mm
Max Cutting Height 33.5 ft in 10210 mm
Max Loading Height 23.6 ft in 7190 mm
Max Vertical Wall Dig Depth 13 ft in 3960 mm
Boom/Stick Option (MEX) 3
Boom/Stick Option (MEX) 3 One-piece Boom / stick 2.2m
Shipping Height of Unit 10.5 ft in 3190 mm
Shipping Length of Unit 29.1 ft in 8870 mm
Max Digging Depth 18.7 ft in 5700 mm
Max Reach Along Ground 29.5 ft in 9000 mm
Max Cutting Height 28.7 ft in 8760 mm
Max Loading Height 19.4 ft in 5900 mm
Max Vertical Wall Dig Depth 9.4 ft in 2880 mm
Boom/Stick Option (MEX) 4
Boom/Stick Option (MEX) 4 One-piece Boom / stick 2.8m
Shipping Height of Unit 10.9 ft in 3330 mm
Shipping Length of Unit 29.4 ft in 8950 mm
Max Digging Depth 20.7 ft in 6300 mm
Max Reach Along Ground 31.5 ft in 9600 mm
Max Cutting Height 30.1 ft in 9170 mm
Max Loading Height 20.6 ft in 6270 mm
Max Vertical Wall Dig Depth 11.9 ft in 3620 mm
Overall Width 8.4 ft in 2550 mm
Overall Width - Outriggers Down 12.5 ft in 3820 mm
Height to Top of Cab 10.4 ft in 3170 mm
Wheelbase 8.5 ft in 2600 mm
Ground Clearance 1.2 ft in 370 mm
Tail Swing Radius 8.2 ft in 2500 mm
Upper Structure Clearance 4.2 ft in 1280 mm

Click here for full specifications on the  CAT M318D