For Kubota L4701HST 6PCS Oil Fuel Air Hydraulic HST Filter Kit For Sale

L4701HST TRACTOR MAINTENANCE6-Piece Filter Service Package

Engine • Fuel • Air • Hydraulic • Hydrostatic Filtration

Compatibility Requirement: Designed for Kubota L4701HST hydrostatic tractors. Not intended as a complete service package for L4701DT or other gear-transmission versions.```Six Filters for Common Maintenance Tasks

This aftermarket filter package combines six commonly replaced filtration components for the Kubota L4701HST. It includes both the main hydraulic oil filter and the separate HST high-pressure filter required by the hydrostatic transmission system.

Engine Lubrication
1 × HH164-32430 Engine Oil FilterDiesel Fuel System
1 × HH1J0-43172 Fuel Filter
Common references include HH1J1-43172, 1J800-43172 and 1J800-43170Engine Air Intake
1 × R1401-42270 Outer Primary Air Filter
1 × R2401-42280 Inner Safety Air FilterHydraulic System
1 × HHTA0-37710 Hydraulic Oil FilterHydrostatic Transmission
1 × HHTA0-59900 HST High-Pressure FilterWhat Is Not Included?
The L4701HST also uses a fuel/water separator element commonly referenced as 1G311-43380. It is not included in this six-piece package. Buyers who need every regularly serviced fuel-system element should purchase that separator separately.Compatible EquipmentEquipment MakeKubotaCompatible ModelL4701HSTEquipment TypeCompact TractorTransmissionHydrostatic / HSTFilter Function GuideOil FilterHelps capture wear particles and contaminants circulating in engine oil.Fuel FilterHelps reduce dirt and debris reaching the diesel injection system.Outer Air FilterProvides the primary barrier against airborne dust and debris.Inner Air FilterProvides secondary protection while the outer filter is serviced.Hydraulic FilterHelps reduce contamination reaching hydraulic pumps, valves and cylinders.HST FilterFilters high-pressure fluid used by the hydrostatic transmission.Reference ParametersPart NumberReference SpecificationHH164-32430Approx. 93.7 mm OD × 82.6 mm length; 3/4-16 threadHH1J0-43172Diesel fuel filter; verify dimensions with the existing filterR1401-42270Approx. 128.5 mm OD × 81.3 mm ID × 304 mm lengthR2401-42280Approx. 84.4 mm OD × 64.8 mm ID × 298.1 mm lengthHHTA0-37710Approx. 178.31 mm length; 1-1/8-16 UN threadHHTA0-59900Approx. 97 mm OD × 151.7 mm length; 1-1/8-16 UN thread

Reference measurements may vary slightly between aftermarket manufacturers. Compare all received parts with the existing filters before installation.

Filtration Efficiency

• Filter efficiency varies according to the filter type and system.
• Primary air-filter cross-reference specifications may reach 99.9% under ISO 5011.
• The inner air filter is a safety element and should not be evaluated using the same rating as the primary filter.
• Hydraulic-filter cross-reference specifications are approximately 30 micron at Beta 75.
• HST-filter cross-reference specifications are approximately 4 micron at Beta 2.
• No single efficiency percentage applies to the entire six-piece package.
• Actual performance of the supplied aftermarket filters has not been independently verified.

Installation Checklist

1. Park the tractor safely and allow the engine and hydraulic fluid to cool.
2. Confirm the tractor identification plate shows L4701HST.
3. Compare each existing filter number before removing any parts.
4. Lubricate spin-on filter seals with the correct clean fluid.
5. Install and tighten filters according to the service manual.
6. Refill fluids as required and inspect for leakage after startup.

Purchase Notice

These are high-quality aftermarket replacement filters. Product color, printed markings and packaging may vary slightly between production batches. Reference numbers are provided only to identify compatibility.

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