________________________________________________________________________________________

Home / Farm Tractors / Kubota Tractors / Kubota B7100

Kubota B7100 Maintenance

The Kubota B7100 compact utility tractor was manufactured from 1976 to 1985. The tractor was designed in 2 versions: B7100E (2WD) and B7100D (4WD). The Kubota B7100 tractor is equipped with a 46.5 cu.in (0.8L) Kubota D750 4-cycle vertical 3-cylinder water-cooled diesel engine.

The engine has a cylinder bore of 2.68" (68 mm), piston stroke of 2.76" (70 mm), maximum power of 16 hp (11.9 kW), and 50.1 Nm (37.2 lb-ft) of peak torque at 1800 rpm. The mechanical transmission consists of a dry clutch and unsynchronized gearbox with 6 forward and 2 reverse gears.

The maximum travel speed (forward and reverse): 8.3 mph (13.4 km/h) / 4.2 mph (6.7 km/h). The open center hydraulic system includes a gear pump with fluid flow rate of 3 gpm (11.4 lpm). The hydraulic system pressure is 117 bar (1700 psi). The Kubota B7100 is equipped with a ball screw type manual steering, independent brakes with dry drum, 4.00x9 (2WD) or 6.00x12 (4WD) front tires, and 7.00x16 (2WD) or 8.00x16 (4WD) rear tires. The wheelbase is 48.8" (1240 mm) for 2-wheel drive models and 49.2" (1250 mm) for 4-wheel drive models.

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) 3.03 (11.5)
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 hydraulic/transmission oil filter Every 300 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/transmission oil filter part number 66021-36390
Hydraulic/transmission filter gasket part number 04811-10300
Drive belt part number 70000-73818

________________________________________________________________________________________

________________________________________________________________________________________

Farm Tractors Technical Specifications
JD 1026R JD 3650 JD 6400 JD 7810
KUBOTA B7500 KUBOTA L245 KUBOTA L2250 KUBOTA M4072
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