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Home / Farm Tractors / Kubota Tractors / Kubota L4310

Kubota L4310 Maintenance

The Kubota L4310 Grand L10 series compact utility tractor was manufactured between 1998 and 2002. The tractor was designed in 5 versions: L4310F (2WD), L4310DT (4WD, Sync Shuttle), L4310GST (4WD, Glide-Shift), L4310HST (Hydro), and L4310HSTC (Cab, hydro).

The Kubota L4310 is powered by 134.1 cu.in (2.2 L) Kubota V2203-A 4-cycle vertical 4-cylinder indirect injection diesel engine with a rated power of 43 hp (32.1 kW) and 146.2 Nm (107.8 lb-ft) of peak torque at 1600 rpm. The Kubota L4310 is fitted with 3 transmission options: 8x8 Sync Shuttle fully synchronized transmission (FST), 8x8 (16x16 w/creeper) Glide Shift transmission (GST), or 3-range hydrostatic transmission (HST). The maximum travel speed (forward/reverse): 14.7 mph (23.7 km/h) and 13.5 mph (21.8 km/h).

The open center hydraulic system includes a gear pump with rated fluid flow of 7.8 gpm (29.5 lpm). The 2WD models are equipped with 6.00x16 front tyres and 14.9x24 rear tyres. The 8.3x16 front tyres and 14.9x24 rear tyres fit 4WD tractors. The wheelbase is 71.3" (1810 mm) inch for models with 2-wheel drive and 71.1" (1805 mm) for models with 4-wheel drive.

Compatible attachments for the Kubota L4310 tractor: 60", 72" front-mount blades with hydraulic lift system, Kubota LA681 loader with lift capacity to full height of 1500 lbs (680 kg), and Kubota BL4690 backhoe with maximum digging depth of 90.2" (2290 mm) and bucket digging force of 2950 lbs (1340 kg).

Refill Capacities
Engine oil capacity, gal (L) 2.0 (7.6)
Engine coolant capacity, gal (L) 1.95 (7.5)
Hydraulic/transmission fluid capacity, gal (L) 10.3 (39.0)
Front axle oil capacity, gal (L) 1.5 (5.5)

Recommended Oil and Fluid
Engine oil type SAE 20, SAE 30, SAE 10W, 10W-30, 10W-40. API Service category CC, CD
Engine coolant type Kubota Antifreeze/Coolant
Hydraulic/transmission fluid type Kubota UDT or Kubota Super UDT
Front axle oil type Kubota UDT, SAE 80, SAE 80W-90 Gear Oil

Service Intervals
Check hydraulic/transmission fluid level Every 50 hours
Check front axle oil level Every 50 hours
Lubricate axle hub bearings Every 50 hours
Clean engine air filter elements Every 100 hours
Service engine fuel filter element Every 100 hours
Check battery and clean terminals Every 100 hours
Inspect and adjust fan belt Every 100 hours
Adjust parking and service brakes Every 100 hours
Change engine oil Every 100 hours
Replace engine oil filter Every 200 hours
Replace hydraulic oil filter Every 200 hours
Replace hydrostatic transmission oil filter Every 200 hours
Check power steering oil line Every 200 hours
Check and adjust engine idling Every 200 hours
Change hydraulic/transmission fluid Every 400 hours
Change front axle oil Every 400 hours
Replace engine fuel filter Every 400 hours
Replace primary engine air filter element Every 600 hours
Replace secondary engine air filter element Every 600 hours
Check and adjust valve clearance Every 800 hours
Flush cooling system and add new coolant Every 1000 hours

Replacement Parts
Engine oil filter part number HH164-32430
Engine fuel filter part number 15521-43160 (Element)
Primary engine air filter part number TA040-93230
Secondary engine air filter part number TA040-93220 (Element)
Hydraulic oil filter part number HHTA0-37710
HST transmission oil filter part number HHTA0-59900
Drive belt part number 15469-97010

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