Kubota B2630

Kubota B2630The Kubota B2630 is a compact utility tractor model from the B30 series, manufactured from 2006 to 2012 by Kubota. It was available in four-wheel drive (4WD) version.

The Kubota B2630 is equipped with a 1.1 L (68.5 cu·in) three-cylinder diesel engine with 78.0 mm (3.07 in) of the cylinder bore and 78.4 mm (3.09 in) of the piston stroke, and a hydrostatic transmission with infinite (3-range) forward and reverse gears.

The Kubota B2630 compact utility tractor features:

  • The Kubota D1105-E2-D21 diesel engine which produces 26.4 PS (19.4 kW; 26.0 HP) at 2,800 rpm of horsepower
  • Hydrostatic power steering
  • Wet disc type brakes
  • Open operator station with two-post fixed ROPS
  • Category I rear hitch with 970 kg (2139 lbs) of maximum lift capacity
  • Independent middle PTO with 2,500 rpm
  • Independent rear PTO with 540 rpm

General specifications

General Specifications
Model Kubota B2630
Tractor type Compact utility tractor
Production years 2006-2012
Factory
Dimensions and weight
Length 2,510 mm (98.8 in)
Width 1,360 mm (53.5 in)
Height
Wheel base 1,660 mm (65.4 in)
Weight 810 kg (1,786 lbs)
Fuel capacity
Fuel tank capacity 31.0 liters (8.2 US gal.; 6.8 Imp. gal)

Engine

Engine Specifications
Engine model Kubota D1105-E2-D21
Engine type 4-stroke, SOHC, three-cylinders
Displacement 1.1 L, 1,123 cm3, (68.5 cu·in)
Bore and stroke 78.0 mm X 78.4 mm (3.07 in X 3.09 in)
Max. horsepower 26.4 PS (19.4 kW; 26 HP) at 2,800 rpm
Cooling system Liquid-cooled
Coolant capacity: 4.0 L (4.2 US. qt, 3.5 Imp. qt.)
Fuel used Diesel fuel
Starting system Electric starting with 12V starter
Starting support device Glow plug in combustion chamber
Governor All speed mechanical governor
Charging system Alternator 12V
PTO shaft rotation Counterclockwise
Valve clearance
Intake valve clearance: 0.145-0.185 mm (0.0057-0.0073 in)
Exhaust valve clearance: 0.145-0.185 mm (0.0057-0.0073 in)
Oil system
Lubrication system: Forced lubrication by trochoid pump
Oil type: CF or higher
Recommended oil: SAE 10W-30, 10W-40
Oil capacity: 3.0 L (3.2 US. qt, 2.6 Imp. qt.)
Oil pressure: At idle speed: 49 MPa (0.5 kgf/cm2, 7 psi)
At rated speed: 196 to 441 MPa (2.0-4.5 kgf/cm2, 28 to 64 psi)
Oil filter: Full flow paper filter (Cartridge type)
Oil pressure indicating: Electrical type switch
Oil and oil filter change interval: Every 200 hours
Fuel system
Fuel injection pump: Bosch MD type mini fuel injection pump
Injection nozzle: Mini Nozzle (DNOPD)
Firing order: 1-2-3
Injection pressure: 13.73 MPa (140 kgf/cm2, 1,991 psi)

Transmission and chassis

Chassis, steering and brakes
Chassis 4×4 MFWD 4WD
Steering type Hydrostatic power
Brakes Wet disc type
Final drive Rear
Transmission
Transmission manufacturer or model
Transmission type Hydrostatic
Gears Infinite (3-range) forward and reverse
Speed Forward: 18.5 kmh (11.5 mph)
Reverse: 14.8 kmh (9.2 mph)
Transmission oil capacity 15.0 L (4 US. gal, 3.3 Imp. gal.)

Tires

Tires
Front tires Ag: 7-12
Rear tires Ag: 12.4-16

Rear Hitch

Three-Point Hitch
Category I
Control type
Lift capacity (at ends) 970 kg (2,140 lbs)

PTO (Power take-off shaft)

PTO
Middle PTO type Independent
Middle PTO speed 2,500 rpm
Rear PTO type Independent
Rear PTO speed 540 rpm

Electrical system

Electrical system
Ground Negative
Charging system Alternator
Charging amps 14.5A
Battery 12V, 36Ah

Hydraulic system

Hydraulic system
Hydraulic type Open center
Valves Rear: 1
Front: 1
Hydraulic capacity 15.0 L (4 US. gal, 3.3 Imp. gal.)
Pump flow 5.6 gpm (21.2 lpm)
Steering flow 4.2 gpm (15.9 lpm)
Total flow 9.8 gpm (37.1 lpm)

Attachments

Kubota RCK60: 60″ mid-mount mower deck with 3-blade
Cutting width 1,520 mm (60 in)
Weight 170 kg (374 lb)
Cut height 30-120 mm (1.5 to 5 in)
Kubota RC72: 72″ mid-mount mower deck with 3-blade
Cutting width 1,820 mm (72 in)
Weight 210 kg (463 lb)
Cut height 30-120 mm (1.5 to 5 in)
Kubota LA403 loader
Height (to pin): 2,140 mm (84.6 in)
Clearance, dumped bucket: 1,700 mm (67.0 in)
Dump reach: ROPS: 620 mm (24.6 in)
Cab: 510 mm (20.2 in)
Dump angle: 40°
Rollback angle: 30°
Breakout force (at pin): 1,050 kg (2,313 lbs)
Lift to full height (at pin): 495 kg (1,090 lbs)
Bucket width: 1,370 mm (54.0 in)
1,520 mm (60.0 in)
Raise time to height: 3.1 s
Bucket dump time: 1.6 s
Lowering time: 3.7 s
Rollback time: 2.3 s
Kubota BH76 backhoe
Digging depth: 2,340 mm (92.2 in)
2-Foot flat digging depth: 2,310 mm (91.0 in)
8-Foot flat digging depth: 1,760 mm (69.3 in)
Reach from pivot: 3,060 mm (120.5 in)
Loading height: 1,630 mm (64.5 in)

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