Kubota B5100

Kubota B5100The Kubota B5100 is a 2WD (B5100E) or 4WD (B5100DT) sub-compact utility tractor manufactured by the Kubota in Japan from 1978 to 1984. The Kubota B5100 is equipped with a 0.5 L two-cylinder diesel engine and gear shift transmission with dry single plate type clutch (6 forward and 2 reverse gears).

The Kubota B5100 utility tractor used the Z500-A1 engine. It is a 0.5 L, 508 cm2, (31.0 cu·in) two-cylinder natural aspirated diesel engine with 68.0 mm (2.68 in) of the cylinder bore and 70.0 mm (2.76 in) of the piston stroke. This engine produced 12 PS (8.8 kW; 11.8 HP) at 3,000 rpm of maximum output power.

The Kubota B5100 is equipped with ball screw type steering, internal-expanding type brakes (right and left independent with interlock device), open operator station with two-post ROPS (Rollover protection structure) and 8.0 liters (2.1 US gal.; 1.8 Imp. gal) fuel tank.

Kubota B5100 Specifications

General Specifications
Model Kubota B5100
Length 1,820 mm (71.7 in)
Width 9,20 mm (36.2 in)
Height 1,120 mm (44.1 in)
Wheel base 1,180 mm (46.5 in)
Weight B5100E (2WD): 365 kg (805 lbs)
B5100DT (4WD): 405 kg (893 lbs)
Fuel tank capacity 8.0 liters (2.1 US gal.; 1.8 Imp. gal)
Battery 12V 35Ah
Cabin type Open operator station with two-post ROPS
Engine model Z500-A1
Engine type Four-stroke, liquid-cooled, inline
Cylinders 2
Fuel type Diesel
Displacement 0.5 L, 508 cm2, (31.0 cu·in)
Bore and stroke 68.0 mm X 70.0 mm (2.68 in X 2.76 in)
Horsepower 12 PS (8.8 kW; 11.8 HP) at 3,000 rpm
Starter Electric
Oil capacity: 2.3 L (2.43 US. qt, 2.02 Imp. qt.)
Coolant capacity: 3.0 L (3.17 US. qt, 2.64 Imp. qt.)
Transmission and chassis
Chassis B5100E: 4×2 2WD
B5100DT: 4×4 MFWD 4WD
Steering type Ball screw type
Brakes Internal-expanding type, right and left independent with interlock device
Transmission model
Transmission type Gear shift with dry single plate type clutch
Gears 6 forward and 2 reverse
Speed Forward: 12.8 kmh (8.0 mph) Reverse: 6.4 (4.0 mph)
Transmission oil capacity 8.5 L (8.98 US. qt, 7.48 Imp. qt.)
Front tires B5100E: Ag: 4.00-9 Lawn/turf: 18×8.50-8
B5100DT: Ag: 4.50-10 Lawn/turf: 18×6.50-8
Rear tires Ag: 7.00-16 Lawn/turf: 27×8.50-15
Three-Point Hitch
Caterogy I
Control type
Lift capacity 140 kg (310 lbs)
PTO (Power take-off shaft)
Front PTO type
Front PTO spped 3,000 rpm
Rear PTO type Transmission
Rear PTO spped 540/1,000 rpm
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