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  Wheel Loaders

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Kubota R630 Specifications

The Kubota R630 wheel loader driveline system components: 158.7 cu.in (2.6L) Kubota V2607-CR-TE4 4-cylinder turbocharged diesel engine with a rated power of 61.2 hp (45.6 kW), and 2-range hydrostatic transmission. The hydraulic system has a pump with a rated capacity of 17.7 gal/min (67.2 l/min). The system relief pressure is 3000 psi (206 bar). The Kubota R630 is equipped with a power steering system, wet disc brakes, and 405/70R18 tires. The wheel loader has a maximum lift height to hinge pin of 128" (3250 mm) and boom breakout force of 10420 lbs (4740 kg). The rated operating capacity is 3500 lbs (1587 kg), and tipping load is 7000 lbs (3175 kg).

Engine Model .................... Kubota V2607-CR-TE4
Engine Type .................... Vertical 4-cylinder liquid-cooled diesel
Number of Cylinders .................... Four
Displacement, cu.in (L) .................... 158.7 (2.59)
Cylinder Bore, in (mm) .................... 3.43 (87.0)
Piston Stroke, in (mm) .................... 4.33 (110.0)
Aspiration Type .................... Turbocharged
Rated Engine Power, hp (kW) .................... 61.2 (45.6)
Rated Engine Speed, rpm .................... 2400
Low Idle Speed, rpm .................... 1175
High Idle Speed, rpm .................... 2800
Compression Ratio .................... 19:1
Firing Order .................... 1-3-4-2
Fuel System .................... Common rail direct injection
Lubricating System .................... Pressure lubrication by gear pump
Cooling system .................... Forced circulation with water pump
Air Cleaner Type .................... Cartridge, dry element
Fuel Tank Capacity, gal (L) .................... 18.5 (70.0)
Oil Capacity, qts (L) .................... 9.5 (9.0)
Coolant Capacity, qts (L) .................... 12.4 (11.7)
Electrical System Rating, Volts .................... 12
Charging System .................... Alternator
Alternator Rating, Amps .................... 90

Transmission Type .................... Hydrostatic, 2-range
Number of Forward Gears .................... Infinite
Number of Reverse Gears .................... Infinite
Forward Speed (Low), mph (kph) .................... 3.0 (4.8)
Forward Speed (High), mph (kph) .................... 12.5 (20.0)
Reverse Speed (Low), mph (kph) .................... 3.0 (4.8)
Reverse Speed (High), mph (kph) .................... 12.5 (20.0)

Drive System Type .................... Four-wheel drive (4WD)
Steering Configuration .................... Articulated frame
Steering System .................... Hydrostatic power
Service Brakes Type .................... Wet disc
Front Tire Size .................... 405/70R18
Rear Tire Size .................... 405/70R18

Hydraulic System Type .................... Open center
Hydraulic Pump Type .................... Gear
Pump Capacity, gpm (Lpm) .................... 17.7 (67.2)
System Pressure, psi (Bar) .................... 3000 (206)
Hydraulic Tank Capacity, gal (L) .................... 10.3 (39.0)
Hydraulic System Capacity, gal (L) .................... 15.0 (57.0)

Rated Operating Capacity (Straight, Cab), lbs (kg) .................... 4106 (1862)
Rated Operating Capacity (Straight, Canopy), lbs (kg) .................... 3803 (1725)
Rated Operating Capacity (Full Turn, Cab), lbs (kg) .................... 3500 (1587)
Rated Operating Capacity (Full Turn, Canopy), lbs (kg) .................... 3229 (1465)
Tipping Load (Straight, Cab), lbs (kg) .................... 8212 (3725)
Tipping Load (Straight, Canopy), lbs (kg) .................... 7606 (3450)
Tipping Load (Full Turn, Cab), lbs (kg) .................... 7000 (3175)
Tipping Load (Full Turn, Canopy), lbs (kg) .................... 6459 (2930)
Lift Capacity, lbs (kg) .................... 8500 (3865)
Breakout Force, lbs (kg) .................... 10420 (4740)

Maximum Lift Height (Bucket Hinge Pin), in (mm) .................... 128 (3250)
Maximum Lift Height (Forks), in (mm) .................... 120 (3045)
Height To Top Of Cab, in (mm) .................... 98.4 (2500)
Height To Top Of Canopy, in (mm) .................... 97.6 (2480)
Length With Bucket On Ground, in (mm) .................... 204.1 (5185)
Length With Forks On Ground, in (mm) .................... 227.9 (5790)
Width (Tread Center), in (mm) .................... 55.1 (1400)
Width (Over Tires), in (mm) .................... 71.1 (1805)
Wheel Base, in (mm) .................... 78.8 (2000)
Ground Clearance, in (mm) .................... 13.8 (350)
Articulation Angle, deg .................... 40
Working Width (Bucket), in (mm) .................... 72 (1830)
Heaped Capacity (Bucket), cu.ft (m3) .................... 29.9 (0.85)
Digging Depth (Bucket), in (mm) .................... 2.2 (56)
Rollback Angle At Ground (Bucket), deg .................... 52
Dump Angle At Full Height (Bucket), deg .................... 45
Dumping Height (Bucket), in (mm) .................... 99.4 (2525)
Reach At Full Height (Bucket Dumped), in (mm) .................... 29.9 (760)
Working Length (Forks), in (mm) .................... 47.5 (1200)
Clearance At Max Reach (Forks), in (mm) .................... 54.3 (1380)
Maximum Reach (Forks), in (mm) .................... 48.6 (1235)
Reach At Full Height (Forks), in (mm) .................... 18.6 (475)
Reach At Ground Level (Forks), in (mm) .................... 30.7 (780)
Turning Circle (w/Bucket), in (mm) .................... 326.6 (8295)
Operating Weight (Cab), lbs (kg) .................... 10720 (4865)
Operating Weight (Canopy), lbs (kg) .................... 10230 (4640)

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