The Kubota L4701 is an agricultural compact utility tractor powered by a 47.3 hp 4-cylinder turbocharged diesel engine. Known for reliability on small-acreage farms and municipal operations, it features a robust rear three-point hitch lifting up to 2,870 pounds and 12.5 gpm hydraulic output.
Compatibility depends on the engine output (47.3 hp (35.3 kW)) and structural class of the tractor. Based on these specifications, the Kubota L4701 Compact Utility is optimally matched with:
Recommended Size: Medium Duty Rotavator (1.5m - 1.8m)
View Compatible Rotavators| Specification | Value |
|---|---|
| Manufacturer | Kubota V2403-CR-E4 |
| Cylinders | 4 |
| Displacement | 148.5 cu in (2.4 L) |
| Rated power | 47.3 hp (35.3 kW) |
| Rated RPM | 2600 RPM |
| Specification | Value |
|---|---|
| Type | Hydrostatic (HST) or Synchro-Shuttle |
| Gears | 3-range hydrostatic or 8 forward / 8 reverse gear |
| Max power (PTO) | 39.3 hp (29.3 kW) |
| PTO speeds | 540 RPM independent |
| Specification | Value |
|---|---|
| Weight | 3,307 lb (1,500 kg) |
| Wheelbase | 72.6 in (184 cm) |
| Drive | 4WD |
| Service Item / Fluid System | Recommended Specification & Capacity |
|---|---|
| Engine Oil Capacity | 326.7 L (86.1 US gal) |
| Recommended Engine Oil Grade | 15W-40 Heavy Duty Diesel (API CK-4 / CJ-4 specification) |
| Fuel Tank Capacity | 95 L (25.1 US gal) |
| Cooling System Capacity | 15.1 L (4.0 US gal) (50/50 Heavy Duty OAT Ethylene Glycol) |
| Transmission & Hydraulic Fluid | 45 L (11.9 US gal) : Universal Tractor Transmission Oil (UTTO / ISO VG 46 / SAE 80W) |
| Engine Oil & Filter Service Interval | Every 250 to 500 operating hours (annual minimum) |
| Hydraulic & Transmission Filter Interval | Every 500 to 1,000 operating hours |
Regular preventive maintenance ensures peak engine efficiency, prevents hydraulic valve cavitation, and maximizes the service life of the Kubota L4701 Compact Utility.
| Interval | Service System / Component | Required Action & OEM Specification |
|---|---|---|
| Daily / 10h | Engine & Cooling Check | Inspect engine oil dipstick level; inspect coolant recovery reservoir; clean radiator debris screen and air intake pre-cleaner. |
| 50 Hours | Break-In & Chassis Lubrication | Grease all 3-point hitch lift linkage, steering cylinder ball joints, and MFWD kingpin grease zerks using NLGI #2 Lithium EP grease. Re-torque wheel lug bolts. |
| 250 Hours | Engine Oil & Filter Service | Drain and replace engine crankcase oil (326.7 L (86.1 US gal)) using API CK-4 15W-40 heavy-duty diesel oil. Spin on new OEM full-flow engine oil filter. Inspect fan drive belt tension. |
| 500 Hours | Fuel Delivery & Filtration | Replace primary fuel filter/water separator element and secondary spin-on fuel filter. Drain water trap bowl. Inspect primary engine air cleaner filter element. |
| 500 Hours | Front Axle & Hubs (MFWD / 4WD) | Check oil level in front axle differential housing and both planetary final drive wheel hubs. Top off with 80W-90 GL-5 gear lubricant if required. |
| 1,000 Hours | Hydraulic & Transmission Filtration | Replace main transmission hydraulic pressure and return oil filters. Inspect hydraulic remote couplers (SCVs) for seal leakage. Inspect cabin fresh air and recirculation filters. |
| 1,000 Hours | Engine Valve Lash & Belts | Check and adjust intake/exhaust valve rocker clearance to factory specification. Inspect serpentine drive belt and automatic tensioner pulley bearing. |
| 2,000 Hours | Hydraulic Reservoir Drain & Refill | Complete drain and refill of transmission, differential, and hydraulic reservoir (45 L (11.9 US gal)) with fresh Universal Tractor Transmission Oil (UTTO / ISO VG 46 / SAE 80W). Clean suction screen magnet. |
| 2,000 Hours | Cooling System Flush & Refill | Drain, chemical flush, and refill closed cooling system (15.1 L (4.0 US gal)) with 50/50 prediluted Organic Acid Technology (OAT) long-life heavy-duty ethylene glycol coolant. |
Proper tire inflation and static weight distribution are critical for the Kubota L4701 Compact Utility to convert engine flywheel horsepower into effective drawbar pull while eliminating power hop and limiting soil compaction.
Maximizes tire lug ground contact patch, flexes radial sidewalls, and targets an optimal 8% to 12% wheel slip for lowest fuel burn per acre.
Provides firm row tracking, reduces steering wander, and balances flotation over seedbeds with minimal rolling drag.
Reduces pavement rolling resistance, prevents tire shoulder overheating at transport speeds (25 to 31 mph / 40 to 50 km/h), and extends tread life.
Reinforces front steer tire sidewalls against bead unseating and excessive deflection under dynamic full-bucket loader loads.
Optimal tractor performance requires an overall operating weight ratio of 110 to 135 lbs per engine horsepower (50 to 61 kg/hp) for draft work. For the Kubota L4701 Compact Utility (~47 HP), target total field ballast weight is approximately 5,676 lbs (2,573 kg). Static weight split recommendation: 40% to 45% Front / 55% to 60% Rear.
When inspecting a used Kubota L4701 Compact Utility at a farm auction or equipment dealership, complete these 5 core mechanical evaluations to assess true machine condition before making an offer:
Start the engine cold; observe exhaust color. Remove oil filler cap at operating idle: minor heat vapor is normal, but visible rhythmic vapor pulsing or oil droplet spitting indicates worn piston rings or cylinder liner scoring.
Cycle through all forward and reverse gears under mild braking load. Listen for delayed forward/reverse shuttle clutch lockup, harsh pressure spikes, or transmission error warning lamps on the console.
Raise the 3-point lift arms with an implement or ballast attached, shut the engine off, and observe for downward settling (drift). Sinking faster than 1 inch per minute indicates internal cylinder seal or control valve spool bypass.
Jack up the front axle; pry each wheel vertically with a bar to test upper and lower kingpin swivel bearings. Check front wheel hub planetary seals for gear oil weeping onto inner wheel rims.
Access the instrument cluster onboard diagnostic mode to scroll through stored active and inactive fault codes. Measure battery alternator voltage at 1,500 RPM to verify proper 13.8V to 14.4V charging output.
When servicing or operating the Kubota L4701 Compact Utility, technicians and equipment operators report these primary diagnostic symptoms, probable root causes, and recommended field remedies:
Air entrapped in fuel injection lines following filter replacement, sticking electric fuel shutoff solenoid, or contaminated primary water separator bowl.
Pump the manual primer until firm; open bleed screws on top of the fuel filter head until air-free fuel discharges. Test 12V key-on voltage at the injection pump shutoff solenoid.
Clutch modulation solenoid calibration drift, degraded transmission fluid viscosity, or low hydraulic charge pressure.
Run the onboard transmission electronic recalibration routine with hydraulic oil at operating temperature (50°C to 60°C). Verify oil level and top off with Universal Tractor Transmission Oil (UTTO / ISO VG 46 / SAE 80W).
Restricted hydraulic suction screen, aerated oil from loose suction line manifold clamps, or worn variable-displacement pump.
Inspect and replace the spin-on hydraulic suction filter element. Check reservoir fluid level (45 L (11.9 US gal)). Inspect suction rubber elbows for cracking or air ingress.
Corroded main battery ground strap, loose serpentine alternator belt tension, or high resistance across cab multi-pin firewall harness connectors.
Clean battery terminals and chassis ground stud. Measure charging voltage across battery posts (must read 13.8V to 14.4V at 1,500 RPM). Check serpentine belt tension.
Chaff and seed head buildup in radiator core fins, slipping fan viscous drive clutch, or sticky engine thermostat.
Slide out and blow compressed air backward through the radiator and oil cooler cores. Inspect recovery bottle (15.1 L (4.0 US gal) capacity, 50/50 OAT mixture).
Official factory serial numbers and Vehicle Identification Numbers (VIN) designate the exact manufacturing year, assembly plant, and chassis revision for the Kubota L4701 Compact Utility.
Stamped on the primary chassis serial plate affixed to the front axle support casting, transmission case, or operator console.
Manufactured during 2014 - 2021.
Always cross-reference the stamped chassis number with the engine block casting numbers and the operator platform safety compliance plate to confirm matching original equipment.
| Source | Use |
|---|---|
| Kubota Tractor Corporation | Official Operator Manual and Technical Data |
The Kubota L4701 Compact Utility is equipped with a Kubota V2403-CR-E4 4-Cylinder Turbocharged Diesel 148.5 cu in (2.4 L) Engine, featuring 4 cylinders and a displacement of 148.5 cu in (2.4 L).
The Kubota L4701 Compact Utility has a certified rated engine power of 47.3 hp (35.3 kW) and delivers 39.3 hp (29.3 kW) directly to the PTO shaft under laboratory dynamometer testing.
The Kubota L4701 Compact Utility has an engine oil capacity of approximately 326.7 L (86.1 US gal). Premium 15W-40 Heavy Duty Diesel Oil (API CK-4 / CJ-4 specification) is recommended for year-round agricultural operation.
On the Kubota L4701 Compact Utility, the factory serial number is Stamped on the primary chassis serial plate affixed to the front axle support casting, transmission case, or operator console.
The Kubota L4701 Compact Utility utilizes a Hydrostatic (HST) or Synchro-Shuttle transmission configured with 3-range hydrostatic or 8 forward / 8 reverse gear.
The certified unladen operating weight of the Kubota L4701 Compact Utility is 3,307 lb (1,500 kg), which can be further ballasted for heavy tillage traction.
The official Nebraska Tractor Test Laboratory testing certification number for the Kubota L4701 Compact Utility is #kubota-l4701.
The Kubota L4701 Compact Utility features a 4WD drivetrain engineered for agricultural field and chore work.
The Kubota L4701 Compact Utility is built on a heavy-duty chassis with a measured wheelbase of 72.6 in (184 cm), providing high stability under heavy front loader and draft loads.
The Kubota L4701 Compact Utility provides standard 540 RPM independent PTO operation to power rotary cutters, balers, and tillers.
The Kubota L4701 Compact Utility is equipped with a hydraulic system delivering 12.5 gpm (47.3 lpm) for remote auxiliary valves and implement control.
The rear three-point hitch on the Kubota L4701 Compact Utility is rated for 2,870 lb (1,300 kg) at 24 inches to lift heavy mounted implements.
The Kubota L4701 Compact Utility was produced during the 2014 - 2021 model years.
OEM parts, replacement filters, and workshop repair service manuals for the Kubota L4701 Compact Utility can be found through our integrated parts lookup section.
Common maintenance focus areas for the Kubota L4701 Compact Utility include bleeding the primary fuel filter to prevent injection pump airlocks, maintaining correct transmission hydraulic fluid (Universal Tractor Transmission Oil (UTTO / ISO VG 46 / SAE 80W)) to ensure smooth PowerShift and shuttle clutch calibration, and regular greasing of MFWD steering kingpins.
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