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Kubota B7800 Specifications
The Kubota B7800 4WD compact utility tractor from B-Series was manufactured between 2003 and 2008. The Kubota B7800 tractor is powered by Kubota V1505-E-D16 4-cycle vertical 4-cylinder indirect injection naturally aspirated liquid-cooled diesel engine. A 91.5 cubic inches (1.5 L) engine has a cylinder bore of 3.07" (78 mm), piston stroke of 3.09" (78.4 mm), and rated power of 30 Hp (22.4 kW). This model is fitted with a three-range hydrostatic transmission with infinite forward and reverse gears.
The open center hydraulic system has a gear pump with a rated capacity of 6.4 gpm (24.2 lpm). The Kubota B7800 4x4 tractor is equipped with a power steering system, wet disc brakes, 7.00x12 (Farm) or 24x8.50-12 (Turf) front tires, and 12.4x16 (Farm) or 13.6x16 (Turf) rear tires. The operating weight is 1740 lbs (790 kg). Compatible attachments for the tractor: 60" or 72" mid-mount 3-blade mower deck, 60" front-mount 2-stage snowblower, 72" front-mount blade, Kubota LA402 front-end loader, and Kubota B4672A backhoe.
| Engine Specs |
Engine Model ................. Kubota V1505-E-D16
Engine Type ................. 4-cycle vertical liquid-cooled diesel
Number of Cylinders ................. Four
Displacement, cu.in (L) ................. 91.5 (1.49)
Cylinder Bore, in (mm) ................. 3.07 (78.0)
Piston Stroke, in (mm) ................. 3.09 (78.4)
Rated Engine Power, hp (kW) ................. 30.0 (22.4)
Rated Engine Speed, rpm ................. 2600
Maximum Torque, Nm (lb-ft) ................. 85.1 (63.1)
Torque Speed, rpm ................. 1800
Idle Speed, rpm ................. 900-2600
Aspiration Type ................. Naturally aspirated
Compression Ratio ................. 22.5:1
Firing Order ................. 1-3-4-2
Fuel System ................. Indirect injection
Fuel System Control ................. Mechanical
Lubricating System ................. Forced lubrication by trochoid pump
Cooling System ................. Liquid-cooled
Oil Filter Type ................. Full flow cartridge, paper element
Air Cleaner Type ................. Dry element
Fuel Tank Capacity, gal (L) ................. 6.9 (26.0)
Oil Capacity, qts (L) ................. 4.3 (4.1)
Coolant Capacity, qts (L) ................. 4.7 (4.5)
Electrical System Rating, Volts ................. 12
Charging System ................. Alternator
| Power Take-Off |
PTO Operational Type ................. Live
PTO Power, hp (kW) ................. 22.0 (16.4)
Rear PTO Speed, rpm ................. 540
Rear PTO/Engine Speed, rpm ................. 540/2600
Mid PTO Speed, rpm ................. 2500
Mid PTO/Engine Speed, rpm ................. 2500/2578
| Transmission |
Transmission Type ................. Hydrostatic
Number of Forward Gears ................. Infinite (3-range)
Number of Reverse Gears ................. Infinite (3-range)
Oil Capacity, qts (L) ................. 15.2 (14.5)
Maximum Forward Speed (Low), mph (kph) ................. 3.1 (5.0)
Maximum Forward Speed (Mid), mph (kph) ................. 5.3 (8.5)
Maximum Forward Speed (High), mph (kph) ................. 11.9 (19.1)
Maximum Reverse Speed (Low), mph (kph) ................. 2.5 (4.0)
Maximum Reverse Speed (Mid), mph (kph) ................. 4.3 (6.9)
Maximum Reverse Speed (High), mph (kph) ................. 9.4 (15.1)
| Wheels and Tires |
Wheel Drive System ................. 4WD 4x4
Steering Configuration ................. Front steer
Steering System ................. Power steering
Brake Type ................. Wet disc
Front Tire Size (Farm) ................. 7.00x12
Rear Tire Size (Farm) ................. 12.4x16
Front Tire Size (Turf) ................. 24x8.50-12
Rear Tire Size (Turf) ................. 13.6x16
Front Tread, in (mm) ................. 36.8 (935)
Rear Tread, in (mm) ................. 41.3 (1050)
| Hydraulic System |
Hydraulic System Type ................. Open center
Hydraulic Pump Type ................. Gear
Hydraulic Pump Flow, gpm (Lpm) ................. 6.4 (24.2)
Steering Pump Flow, gpm (Lpm) ................. 3.1 (11.8)
Three-Point Hitch Category ................. 1
Draft Sensing or Lift Control ................. Position control
Lift Capacity at lift pin, lbs (kg) ................. 1655 (750)
Lift Capacity at 24" (0.6m) behind pin, lbs (kg) ................. 1300 (590)
| Dimensions and Weight |
Wheelbase, in (mm) ................. 65.5 (1665)
Overall Length, in (mm) ................. 99.2 (2520)
Height (ROPS), in (mm) ................. 78.5 (1990)
Overall Width, in (mm) ................. 53.8 (1365)
Ground Clearance, in (mm) ................. 14.6 (370)
Turning Radius, in (mm) ................. 83 (2100)
Operating Weight, lbs (kg) ................. 1740 (790)
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| Farm Tractors Technical Specifications |