Kubota B7100 Engine Specs
Engine Model – Kubota D750
Engine Type – Vertical, water-cooled, 4 cycle diesel engine
Maximum output, hp (kw) – 16,0 (12,0)
Maximum Torque, Nm – 50
Rated Engine Speed, rpm – 2800
Rated Torque Speed, rpm – 1800
Fuel Tank, gal (litres) – 3,4 (12,9)
Number of cylinders – 3
Displacement, cu in (litres) – 46,6 (0,8)
Bore/stroke, in (mm) – 2,63/2,75 (67/70)
Compression ratio – 22:1
Direction of rotation – Counterclockwise, viewed from flywheel
Combustion chamber – Spherical combustion chamber type
Fuel injection pump type – Bosch Type К Mini Pump (NP-PFR3KD50/2NP4)
Fuel injection nozzle type – Throttle Type
Injection pressure – 13.7 to 14.7 MPa
Fuel Type – Diesel fuel No. 2-D
Fuel supply pump normal operating pressure – 20 kPa
Cooling – With pressurized radiator
Lubrication – Forced lubrication by trochoid pump and full-flow micronic
oil filter with bypass valve
Oil Capacity, qts (litres) – 3,3 (3,1)
Coolant Capacity, qts (litres) – 4,9 (4,6)
Kubota B7100 Electrical System
Starting System – Electric starter with glow plug, compression release
Electrical Rating, Volts – 12
Battery Model – NT80-S6L
Battery Capacity – 12Vx45 Ah
Maximum output – 10A, 120W
Polarity – Negative Grounding
Regulator Type – Thyristor direct control type
Starter Type – Magnet switch
Glow plug Type – Sheathed type
Glow plug controller – 20A
Kubota B7100 Transmission
Transmission (B7100) – 6 Forward x 2 Reverse
Transmission Type – Unsynchronized Gear
Forward / Reverse Speeds – 6F / 2R
Clutch – Dry Plate
Transmission (B7100HST) – Infinite (2-range) forward and reverse
Transmission Type – Hydrostatic transmission and gear shift (high, low)
Clutch – Dry, Single plate
Pump Type – Variable displacement piston pump
Motor Type – Fixed displacement piston motor
Charge pump type – Trochoid pump
Oil Cooler – Corrugated fin type radiator
Oil Capacity, qts (litres) – 14,2 (13,4)
Kubota B7100 Power Take Off
PTO Horsepower, hp (kW) – 13,0 (9,7)
PTO Type – Rear, Mid and Front (Opt)
Rear PTO Size – 1 3/8 in. 6 spline
Mid PTO Size (B7100HST) – Involute spline SAE No. 5
Rear PTO Speeds (B7100), rpm – 540/750/1000
Rear PTO Speeds (B7100HST), rpm – 540/850
Mid PTO Speeds (B7100HST), rpm – 2450
Front PTO Speeds, rpm – 2800
Kubota B7100 Hydraulic System and Hitch
Hydraulic System Type – Closed Center
Main Hydraulic Pump Type – Gear pump (GP-OB-9.6-3127C)
Standard Pump Flow, gpm (Lpm) – 3,0 (11,4)
Hydraulic System Capacity, gal (litres) – 3,6 (13,6)
Control – Spool sliding
Full flow pressure – 10,8 to 11,8 MPa (1570 to 1710 psi)
3-Point Hitch – Rear, Category 1
Rear Lift Capacity, lb (kg) – 1036 (470)
Mechanical
Drive Wheels – 2WD/4WD
Steering Wheels – Front Steer
Steering – Ball screw type, Manual Steering
Steering Gear Ratio – 15.4:1
Differential Lock – Foot pedal
Brake Type – Right and left independent with dry drum
Parking Brake – Hook-interlocked with main brake
Steering Gearbox Capacity, qts (litres) – 0,2 (0,2)
Front Differential Case Capacity (4WD), qts (litres) – 1,6 (1,5)
Front Wheel Axle Case Capacity (4WD), qts (litres) – 0,5 (0,6)
Kubota B7100 Wheels and Tires
Front Tires (Farm) – 6-12 (4WD) / 6.90-9 (2WD)
Rear Tires (Farm) – 8-16
Front Tires (Turf) – 20.5×8.00-10
Rear Tires (Turf) – 29×12.00-15
Front Wheel Toe-in, in (mm) – 0 to 0,2 (0 to 5)
Front Wheel Camber Angle, rad (deg) – 0,035 (2)
Front Tread (2WD), in (mm) – 27,2/30,5 (685/770)
Rear Tread (2WD), in (mm) – 28,8/30,7/32,7 (725/775/825)
Front Tread (4WD), in (mm) – 33,7/35,5 (850/895)
Rear Tread (4WD), in (mm) – 28,8/30,7/33,6 (725/775/845)
Kubota B7100 Dimensions and Weight
Wheelbase (B7100), in (mm) – 49,5 (1250)
Wheelbase 2WD (B7100HST), in (mm) – 54,7 (1385)
Wheelbase 4WD (B7100HST), in (mm) – 55,1 (1400)
Length (B7100), in (mm) – 78,8 (2000)
Length (B7100HST), in (mm) – 83,8 (2120)
Height (B7100), in (mm) – 45,5 (1150)
Height (B7100HST), in (mm) – 46,9 (1190)
Overall Width, in (mm) – 40,0 (101)
Ground Clearance (B7100), in (mm) – 11,4 (280)
Ground Clearance 2WD/4WD (B7100HST), in (mm) – 10,2 (250) / 9,5 (240)
Weight (B7100), lb (kg) – 1080 (490)
Weight 2WD/4WD (B7100HST), lb (kg) – 1151 (522) / 1265 (573)
Kubota B7100HST Attachments
B1630C Loader
Loader Model – B1630C
Height (to pin), in (mm) – 67,7 (1710)
Clearance, dumped bucket, in (mm) – 51,5 (1300)
Dump reach, in (mm) – 20,25 (510)
Dump angle, deg – 46
Reach at ground, in (mm) – 48,3 (1220)
Rollback angle, deg – 28
Breakout force (lift), lb (kg) – 780 (353)
Lift to full height (at pin), lb (kg) – 510 (231)