Kubota B7100 HST

Kubota B7100 HSTThe Kubota B7100HST is a compact utility tractor, manufactured by Kubota since 1977 to 1997. The B7100HST tractor is equipped with Kubota D750-A diesel engine with 0.8 L (750 cc, 46.5 cu-in) of displacement and hydrostatic transmission with infinite 2-range forward and 2-range reverse gears. This tractor can be used as a front loader, lawnmower or snowblower.

The Kubota B7100 HST utility tractor used a three-cylinder liquid-cooled diesel engine Kubota D750-A with 762 cc (46.5 cu-in) of displacement. This motor has 68.0 mm (2.68 in) of the cylinder bore and 70.0 mm (2.76 in) of the piston stroke. Compression ratio rating is 22:1. The engine produced 16.0 HP (11.8 kW) at 3,000 rpm of horsepower and 42.2 Nm (31.1 lb-ft) at 1,800 rpm of torque.

The Kubota B7100 HST is equipped with a hydrostatic transmission. This transmission has 2-range forward (5.6-14.5 km/h, 3.5-9.0 mph) and 2-range reverse gears (3.9-10.0 km/h, 2.4-6.2 mph) .

The Kubota B7100HST is avalible in two versions:

  • Kubota B7100HST-E – two-wheel variant 4×2 2WD
  • Kubota B7100HST-D – four-wheel variant 4×4 MFWD 4WD

The tractor used manual steering, brakes with a differential mechanical expanding shoe, open center hydraulic system and foot pedal operated the differential lock. The B7100 HST has an open operator station.

Kubota B7100HST specifications

General Specifications
Model Kubota B7100 HST
Length 2,120 mm (83.8 in.)
Width 1,010 mm (40.0 in.)
Height 1,190 mm (46.9 in.)
Wheelbase 2WD: 1,380 mm (54.7 in.)
4WD: 1,390 mm (55.1 in.)
Weight 2WD: 522 kg (1,151 lb.)
4WD: 573 kg (1,265 lb.)
Fuel tank capacity 12.9 L (3.4 US. gal.)
Battery 12V
Tires size
Front tires Standard: 6-12
Lawn and turf: 20.5×8.0-10
Rear tires Standard: 6-16
Lawn and turf: 29×12.0-15
Engine
Engine model Kubota D750-A
Fuel Diesel
Displacement 0.8 L, 762 cc (46.5 cu.in.)
Bore x stroke 68.0 x 70.0 mm (2.68 x 2.76 in)
Power output 16.0 HP (11.8 kW) at 3,000 rpm
Torque 42.2 Nm (31.1 lb-ft) at 1,800 rpm
Starter type Electric starter
Oil type API CC or higher
Oil capacity 3.9 L (4.1 qts)
Coolant capacity 4.6 L (4.9 qts)
Transmission and chassis
Chassis B7100HST-E: 4×2 2WD
B7100HST-D: 4×4 MFWD 4WD
Steering Manual type
Transmission type Hydrostatic
Gears 2 forward and 2 reverse
Ground speed Forward: 5.6-14.5 km/h, (3.5-9.0 mph)
Reverse: 3.9-10.0 km/h, (2.4-6.2 mph)
PTO (Power take-off shaft)
PTO Type: Rear, transmission
PTO Speed: Rear: 540 / 750 / 1,000 rpm
Front: 2,800 rpm
Hydraulic lift
3-point linkage: Category I
Control system:
No. of remote valves:
Max lifting capacity (at link end): 181 kg (400 lb.)
Hydraulic system
Type: Closed center
Hydraulic luid capacity: 13.6 L (3.6 gal.)
Hydraulic flow: 11.4 lpm (3.0 gpm)