• caterpillar 321d excavator rental equipment
  • caterpillar 321d excavator rental equipment
  • caterpillar 321d excavator rental equipment
+ Delivery Rate & Operator Rate
We honor the lowest rate on ALL rentals.

CAT 321D LCR Medium Excavator available for rent from Rent1

Demolition ready excavator rentals: when you rent a CAT 321D LCR from Rent1, it has the option to attach a cab guard and a hydraulic thumb.

Power: The C321D LCR uses the CAT C6.4 ACERT engine. It’s a 110 kW 148 hp engine. The 321D LCR has an operating weight of 51,875 lbs. The ACERT engine is Tier 3 certified for minimal exhaust.

Versatile: Able to handle most jobs thrown at it, the 321D LCR excavator rental can and will do a great job digging, scaping, moving and using various attachments to get the job site into working order.

Comfort: The 321D LCR possesses wide visibility, easy access to switches and has a monitor with full-color graphical display. It is an ergonomically comfortable cab for the operator.

Hydraulics: The CAT 320D LCR excavator rental hydraulics system is deisgned with reliability and controllability in mind. The optional Tool Control System provides enhanced flexibility.

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.



Engine ModelCat® C6.4 ACERT™
Net Flywheel Power148.0 hp
Net Power – ISO 9249148.0 hp
Bore4.02 in
Stroke5.12 in
Displacement389.0 in3
Net Power – EEC 80/1269148.0 hp
Net Power – SAE J1349148.0 hp


Operating Weight51875.0 lb
Operating Weight – Std. Undercarriage51875.0 lb
Operating Weight – Long Undercarriage51875.0 lb
Operating Weight – Long Undercarriage 253308.0 lb


Fuel Tank Capacity87.0 gal
Cooling System6.6 gal
Engine Oil8.0 gal
Swing Drive2.1 gal
Final Drive (each)2.1 gal
Hydraulic System (including tank)55.0 gal
Hydraulic Tank32.0 gal
Hydraulic Tank (Including suction pipe)35.0 gal


Swing Speed11.5 RPM
Swing Torque45612.0 lb ft


Maximum Drawbar Pull46311.0 lb
Maximum Travel Speed3.5 mph


Main Implement System – Maximum Flow (2x)54.0 gal/min
Max. Pressure – Equipment5076.0 psi
Max. pressure – Heavy Lift5221.0 psi
Max. Pressure – Travel5076.0 psi
Max. Pressure – Swing3626.0 psi
Pilot System – Maximum Flow9.0 gal/min
Pilot System – Maximum Pressure566.0 psi
Boom Cylinder – Bore4.7 in
Boom Cylinder – Stroke49.6 in
Reach Stick Cylinder – Bore5.5 in
B1 Family Bucket Cylinder – Bore4.7 in
Reach Stick Cylinder – Stroke59.8 in
B1 Family Bucket Cylinder – Stroke43.5 in


PerformanceANSI/SAE J1166 APR 90


BrakesSAE J1026 APR90


Number of Shoes (each side) – Long Undercarriage49
Number of Track Rollers (each side) – Long Undercarriage8
Number of Carrier Rollers (each side) – Long Undercarriage2


Transport width125.2 in
Shipping Height9.9 ft