Home / Farm Tractors / Kubota Tractors / Kubota B7100HST

Kubota B7100HST Maintenance

The Kubota B7100HST is a 2WD or 4WD compact utility tractor. This model was manufactured between 1977 and 1997. The tractor was designed in 2 versions: B7100HST-E (2WD) and B7100HST-D (4WD).

The Kubota B7100HST powertrain system components: a 46.5 cu.in (0.8L) Kubota D750 4-cycle vertical 3-cylinder indirect injection naturally aspirated water-cooled diesel engine with a maximum power of 16 hp (11.9 kW), and two-range hydrostatic transmission with infinite forward and reverse gears.

Max forward speed: 3.5 mph (5.7 km/h) using low range or 9.1 mph (14.5 km/h) using high range, and max reverse speed: 2.4 mph (3.9 km/h) using low range or 6.2 mph (10.1 km/h) using high range. The open center hydraulic system used a gear pump with fluid flow rate of 3 gal/min (11.4 l/min). The hydraulic pressure is 117 bar (1700 psi).

The two-wheel drive models are equipped with 4.00x9 front tires and 7.00x16 rear tires. The 6.00x12 (AG) or 20.5x8.00-10 (Turf) front tires and 8.00x16 (AG) or 29x12.00-15 (Turf) rear tires are used for tractors with four-wheel drive. The wheelbase is 54.6" (1390 mm) for 2WD models and 55.1" (1400 mm) for 4WD models. The Kubota B7100HST is compatible with a Kubota B1630C front-end loader with lift capacity to full height of 510 lbs (230 kg) and breakout force of 780 lbs (353 kg).

Refill Capacities
Engine oil capacity, gal (L) 1.03 (3.9)
Engine coolant capacity, gal (L) 1.2 (4.6)
Hydraulic/transmission fluid capacity, gal (L) 3.6 (13.5)
Front axle oil capacity, qts (L) 0.90 (0.85)

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

Service Intervals
Check battery and clean terminals Every 50 hours
Check front axle oil level Every 50 hours
Check hydraulic/transmission fluid level Every 50 hours
Lubricate axle hub bearings Every 50 hours
Change engine oil Every 75 hours
Clean engine air filter element Every 100 hours
Clean engine fuel filter Every 100 hours
Inspect and adjust fan belt Every 100 hours
Replace engine oil filter Every 150 hours
Replace hydrostatic transmission filter Every 200 hours
Change hydraulic/transmission fluid Every 300 hours
Change front axle oil Every 300 hours
Check and adjust engine idling Every 300 hours
Adjust parking and service brakes Every 300 hours
Clean radiator fins Every 500 hours
Replace engine air filter element Every 500 hours
Change engine fuel filter element Every 500 hours
Check and adjust valve clearance Every 600 hours
Flush cooling system and add new coolant Every 1000 hours

Replacement Parts
Engine oil filter part number HH150-32094
Engine fuel filter part number 1T021-43560 (Element)
Engine air filter part number 70000-11221
Hydraulic oil filter part number 66021-36390
Hydraulic filter gasket part number 04811-10300
Hydrostatic transmission filter part number HH660-36060
Drive belt part number 70000-73818



Farm Tractors Technical Specifications
JD 1026R JD 3650 JD 6400 JD 7810
FORD 1320 FORD 2810 FORD 3930 FORD 5600
MF 250 MF 690 MF 3060 MF 6180
NH TC48DA NH M100 NH T7550 NH 8560
CASE IH 495 CASE IH 1255XL CASE IH 2140 CASE IH 2294