Kubota KX040-5 Mini Excavator
Kubota KX040-5 mini excavator specs: 39.1 hp net power, 9,182 lb operating weight, 11.2 ft digging-depth class, 29.1 gpm pump capacity, 9,397 lbf bucket breakout force, and 17.4 gal fuel capacity.
Quick answer
Kubota KX040-5 Mini Excavator Specs at a Glance
The Kubota KX040-5 Mini Excavator is a 9,182 lb compact mini excavator rated at 39 net horsepower with a listed max dig depth of 11.20 ft. Use this page to check the core model specs, then confirm the exact serial range, blade or bucket, undercarriage, counterweight, hydraulic options, and emissions package before using the numbers for purchase, transport, or bid decisions.
Spec basis: KX040-5 compact excavator public product/specification reference. Confirm exact market, serial range, canopy or cab, blade, rubber track, arm, bucket, counterweight, coupler, hydraulic package, and emissions package before using values for hauling, bidding, rental, purchase, or service planning.
Research Path
Next Steps for KX040-5
Key OEM Spec Summary
Fuel burn and hourly operating cost are Heavy Equipment Hub editorial planning estimates. They are not OEM guaranteed values.
Complete OEM Technical Data Sheet
Verified OEM engine parameters, hydraulic pressure circuits, digging forces, and transport dimensions.
| Reference Name | Kubota KX040-5 compact excavator product specifications |
| Primary OEM Reference | https://www.kubota.ca/products/KX0405 |
| Secondary OEM Reference | https://kubota.com.au/product/excavator-kx040-5/ |
| Last Reviewed | September 2026 |
| Spec Configuration | KX040-5 compact excavator public product/specification reference. Confirm exact market, serial range, canopy or cab, blade, rubber track, arm, bucket, counterweight, coupler, hydraulic package, and emissions package before using values for hauling, bidding, rental, purchase, or service planning. |
| Cost and Fuel Note | Fuel burn and hourly operating cost are Heavy Equipment Hub editorial planning estimates. They are not OEM guaranteed values. |
| Editorial Guardrail | Kubota data is published as a source-checked compact excavator model page with configuration notes. Deeper mini excavator cluster guides should be added one search intent at a time. |
| Engine Make and Model | Kubota D1803-CR-E5 |
| Engine Type | Water-cooled diesel |
| Gross Horsepower | 40.3 hp |
| Net Horsepower | 39.1 hp |
| Rated Speed | 2,200 rpm |
| Displacement | 111.4 cu in / 1,826 cc |
| Cylinders | 3 |
| Emissions | Tier 4 / Stage V class reference |
| Operating Weight | 9,182 lb |
| Maximum Digging Depth | 11 ft 2 in class |
| Maximum Digging Height | 17 ft 11 in class |
| Maximum Dumping Height | 13 ft 3 in class |
| Maximum Reach at Ground | 18 ft 7 in class |
| Bucket Breakout Force | 9,397 lbf |
| Arm Breakout Force | 4,114 lbf |
| Swing Speed | 9.2 rpm |
| Planning Bucket Capacity | 0.12 yd3 editorial planning basis; verify exact bucket model before production estimates |
| Pump Capacity | 29.1 gpm |
| Auxiliary Hydraulic Planning Note | Confirm attachment flow, pressure, return routing, case drain, and dealer chart before thumbs, augers, tilt buckets, compactors, or breakers. |
| Travel Speed - Low | 1.7 mph |
| Travel Speed - High | 3.1 mph |
| Maximum Traction Force | 5,868 lbf |
| Ground Pressure | 4.5 psi class reference |
| Overall Length | 200.1 in |
| Overall Height | 97.6 in |
| Overall Width | 66.9 in |
| Ground Clearance | 13.0 in |
| Crawler Length | 90.1 in |
| Track Shoe Width | 13.8 in rubber track reference |
| Tail Swing Radius | Compact 4-ton class tail swing; verify exact configuration |
| Transport Planning Note | Cab, blade, bucket, thumb, coupler, fuel level, and trailer setup change practical transport weight. |
| Blade Width | 66.9 in |
| Blade Height | 14.8 in |
| Fuel Tank Capacity | 17.4 gal |
| Hydraulic System Capacity | 17.7 gal |
| Hydraulic Reservoir | 9.8 gal |
| Service Planning | Build service records around engine oil, fuel filters, hydraulic filters, track tension, rollers, blade wear, bucket pins, cooling airflow, and attachment hose checks. |
| Best Fit | Contractors and rental fleets needing a 4-ton class excavator with strong bucket force, manageable transport size, and compact residential utility fit. |
| Verify Before Transport | Canopy/cab package, bucket, thumb, quick coupler, blade, rubber track condition, fuel level, and trailer payload affect the final haul plan. |
| Used Machine Inspection Focus | Inspect rubber tracks, rollers, sprockets, final drives, swing play, boom and arm pins, bucket linkage, blade cylinders, hydraulic leaks, cooling package, fault history, and service records. |
| Common Long-Tail Searches Answered | Kubota KX040-5 weight, KX040-5 horsepower, Kubota KX040-5 dig depth, KX040-5 bucket breakout force, Kubota KX040-5 fuel capacity, KX040-5 vs Cat 305 CR. |
Machine Architecture & Operational Overview
The Kubota KX040-5 is a 4-ton class compact excavator for residential utilities, landscaping, trenching, small foundations, drainage, rental fleets, septic work, and tight-access site prep. It is a strong long-tail machine because buyers compare KX040-5 weight, dig depth, horsepower, bucket force, trailer fit, blade width, hydraulic flow, cab options, and service access before choosing between a compact excavator, compact track loader, or backhoe. The values below use public KX040-5 specification references and should be checked against the exact canopy or cab package, arm, bucket, coupler, blade, track, and market configuration before commercial decisions.
Primary Jobsite Applications: Residential utility trenching, landscaping, drainage, septic work, small foundations, sidewalk repair, tight-access excavation, grading with blade, and rental fleet digging
Buyer and Fleet Checklist
Before You Use These Specs
Transport Planning
Confirm weight, width, height, bucket or blade removal, counterweight, shoe width, tire package, permits, and trailer capacity against the actual machine configuration.
Attachment Matching
Check hydraulic flow, relief pressure, coupler style, case drain, return filtration, tool control, lifting limits, and dealer-approved attachment charts.
Cost Per Hour
Build the hourly rate from fuel, DEF, preventive maintenance, wear parts, tires or undercarriage, repairs, depreciation, finance cost, insurance, and utilization.
Spec Accuracy
Use the source link and configuration note as the starting point, then verify serial range and local-market literature before purchase, repair, hauling, or bid work.
Common Long-Tail Searches This Page Answers
What is the operating weight?
9,182 lb, depending on configuration.
How much horsepower does it have?
39 net hp for the listed engine configuration.
What is the maximum dig depth?
11.20 ft with the listed boom and stick setup.
What should be verified before use?
Serial prefix, attachment package, counterweight, track shoe width, emissions tier, and local dealer documentation.
Kubota KX040-5 Mini Excavator FAQ
What is the operating weight of the Kubota KX040-5 Mini Excavator?
The listed operating weight is 9,182 lb for the referenced configuration. Buckets, blades, couplers, thumbs, guards, counterweights, tires, track shoes, fuel level, and regional packages can change the final transport weight.
How much horsepower does the Kubota KX040-5 Mini Excavator have?
The listed net horsepower is 39 hp. Confirm the exact engine rating standard, emissions package, and model year before using the value for bidding, rental comparison, or attachment sizing.
Is the fuel burn shown here an OEM guaranteed number?
No. The fuel burn and hourly cost values are Heavy Equipment Hub planning estimates. Real fuel use changes with load factor, idle time, operator habits, hydraulic demand, underfoot conditions, maintenance condition, and job cycle.
What should I verify before buying, renting, or transporting this machine?
Verify serial range, configuration, attachment package, fluid specifications, transport dimensions, tire or track setup, counterweight, emissions equipment, service history, and the latest OEM or dealer documentation.
Recommended OEM Filters & Fluid Maintenance Kits
Kubota 500-Hour Scheduled Maintenance Filter Kit
Official heavy duty hydraulic return filters, engine oil filters, fuel water separators, and SOS fluid sampling bottles.
Fleet Management Specs
Spec Verification
Core machine values are checked against the Kubota KX040-5 compact excavator product specifications. Configuration-sensitive values should still be verified against the exact serial range and dealer spec sheet.
Primary OEM reference