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Home / Wheel Loaders / Kubota Wheel Loaders / Kubota RT280-2

Kubota RT280-2 Specifications

The Kubota RT280-2 wheel loader is powered by 111.4 cu.in (1.8L) Kubota D1803-CR-T 3-cylinder turbocharged diesel engine with a rated power of 50 hp (37 kW) at 2700 rpm. The Kubota RT280-2 is equipped with a two-speed hydrostatic transmission, power steering system, wet disc brakes, and 11.5/80-15.3 standard tires. The hydraulic system has a pump with fluid flow rate of 13.5 gpm (51 lpm). The hydraulic pressure is 3335 psi (230 bar). The wheel loader has a rated operating capacity of 1760 lbs (800 kg) and tipping load of 3520 lbs (1600 kg). The max lift height is 99 inches (2515 mm) to hinge pin, and boom breakout force is 6600 lbs (3000 kg).

Engine Specs

Engine Model ....................... Kubota D1803-CR-T
Engine Type ....................... 4-cycle vertical turbocharged diesel
Number of Cylinders ....................... 3
Total Displacement, cu.in (L) ....................... 111.4 (1.83)
Cylinder Bore, in (mm) ....................... 3.43 (87.0)
Piston Stroke, in (mm) ....................... 4.03 (102.4)
Aspiration Type ....................... Turbocharged
Rated Engine Power, hp (kW) ....................... 50.0 (37.0)
Rated Engine Speed, rpm ....................... 2700
Low Idle Speed, rpm ....................... 900
Compression Ratio ....................... 23.8:1
Firing Order ....................... 1-2-3
Fuel System ....................... Common rail direct injection
Fuel System Control ....................... Electronic
Lubricating system ....................... Forced lubrication by pump
Cooling system ....................... Forced circulation with water pump
Emission Level ....................... Tier 4 Final
Fuel Tank Capacity, gal (L) ....................... 7.9 (30.0)
Oil Capacity, qts (L) ....................... 5.9 (5.6)
Coolant Capacity, qts (L) ....................... 7.3 (7.0)
Electrical System Rating, Volts ....................... 12
Charging System ....................... Alternator
Alternator Rating, Amps ....................... 60

Transmission

Transmission Type ....................... Hydrostatic, two-range
Number of Forward Gears ....................... 2
Number of Reverse Gears ....................... 2
Forward Speed (Low), mph (kph) ....................... 9.3 (15.0)
Forward Speed (High), mph (kph) ....................... 18.6 (30.0)
Reverse Speed (Low), mph (kph) ....................... 9.3 (15.0)
Reverse Speed (High), mph (kph) ....................... 18.6 (30.0)

Wheels and Tires

Drive System Type ....................... Four-wheel drive (4WD)
Steering Configuration ....................... Articulated frame
Steering System ....................... Hydraulic power
Service Brakes Type ....................... Hydraulic wet disc
Front Tire Size (Std) ....................... 11.5/80-15.3
Rear Tire Size (Std) ....................... 11.5/80-15.3
Front Tire Size (Opt) ....................... 31x15.5-15
Rear Tire Size (Opt) ....................... 31x15.5-15
Front Tire Size (Opt) ....................... 33x15.5-15
Rear Tire Size (Opt) ....................... 33x15.5-15
Front Tire Size (Opt) ....................... 420/55x17
Rear Tire Size (Opt) ....................... 420/55x17
Front Tire Size (Opt) ....................... 500/40x17.5
Rear Tire Size (Opt) ....................... 500/40x17.5

Hydraulic System

Hydraulic System Type ....................... Open center
Hydraulic Pump Type ....................... Gear
Pump Capacity, gpm (Lpm) ....................... 13.5 (51.0)
System Pressure, psi (Bar) ....................... 3335 (230)
Hydraulic Tank Capacity, gal (L) ....................... 14.2 (54.0)

Loader Performance

Rated Operating Capacity (Straight), lbs (kg) ....................... 1760 (800)
Rated Operating Capacity (Full Turn), lbs (kg) ....................... 1375 (625)
Tipping Load (Straight), lbs (kg) ....................... 3520 (1600)
Tipping Load (Full Turn), lbs (kg) ....................... 2750 (1250)
Lift Capacity, lbs (kg) ....................... 6380 (2900)
Breakout Force, lbs (kg) ....................... 6600 (3000)

Dimensions and Weight

Operating Height (Fully Raised), in (mm) ....................... 122.2 (3105)
Maximum Lift Height (Bucket Hinge Pin), in (mm) ....................... 99 (2515)
Height To Top Of Canopy, in (mm) ....................... 92.1 (2340)
Length With Bucket On Ground, in (mm) ....................... 166.9 (4240)
Length Without Bucket, in (mm) ....................... 136.6 (3470)
Width (Tread Center), in (mm) ....................... 33.5 (850)
Width (Over Tires), in (mm) ....................... 43.3 (1100)
Wheel Base, in (mm) ....................... 65 (1650)
Ground Clearance, in (mm) ....................... 12.8 (325)
Articulation Angle, deg ....................... 45
Bucket Width, in (mm) ....................... 44 (1115)
Bucket Capacity, cu.ft (m3) ....................... 14.8 (0.42)
Dump Angle At Full Height, deg ....................... 37
Rollback Angle At Ground, deg ....................... 42
Rollback Angle At Full Height, deg ....................... 47
Front Frame Height, in (mm) ....................... 59.7 (1515)
Clearance With Bucket Dumped, in (mm) ....................... 69.1 (1755)
Turning Radius (w/Bucket), in (mm) ....................... 119.9 (3045)
Operating Weight (Canopy), lbs (kg) ....................... 5885 (2675)
Operating Weight (Cab), lbs (kg) ....................... 6215 (2825)

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WHEEL LOADERS SPECIFICATIONS

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