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Kubota L185 Tractor

The Kubota L185 is a 2WD or 4WD (L185DT) compact utility tractor. This model was manufactured from 1977 to 1982. The Kubota L185 tractor is equipped with a 45.3 cubic inches Kubota Z751 two-cylinder liquid cooled diesel.

The engine has a cylinder bore of 3.0" (76 mm), piston stroke of 3.22" (82 mm), and rated power of 15 hp (11.2 kW). The sliding gear transmission consists of a dry clutch and gearbox with 8 forward and 2 reverse gears. Max. forward speed - 13.1 mph (21 kph), max. reverse speed - 9 mph (14.5 kph). The open center hydraulic system includes a gear pump with a flow of 6.2 gal/min (23.5 l/min).

The main relief pressure is 147 bar (2130 psi). The 2-wheel drive models are equipped with 4.00x15 front tires and 9.5x24 rear tires. The 6.00x14 front tires and 9.5x24 rear tires are used for tractors with 2-wheel drive (L185DT). The wheelbase is 60 inches (1520 mm). The Kubota L185 tractor is compatible with a Kubota L1200 front end loader.

Engine Model Kubota Z751
Engine Type 2-cyl. liquid cooled diesel
Number of Cylinders Two
Displacement, cu in (L) 45,3 (0,7)
Engine Bore, in (mm) 3,00 (76,0)
Engine Stroke, in (mm) 3,22 (82,0)
Cylinder Sleeves Dry
Rated Engine Power, hp (kW) 15,0 (11,2)
Rated Engine Speed, rpm 2800
Low Idle Speed, rpm 800-850
High Idle Speed, rpm 2950
Firing Order 1-2
Cooling System Thermosyphon
Timing Mark Location Flywheel
Injection Timing (BTDC), deg 25
Valve Clearance (Intake and Exhaust), in (mm) 0,007-0,009 (0,18-0,22)
Compression Pressure, kPa (psi) 3235 (470)
Injection Pressure, kPa (psi) 13720-14700 (1990-2135)
Fuel Type Diesel
Oil Capacity, qts (L) 4,0 (3,8)
Coolant Capacity, qts (L) 5,6 (5,3)
Electrical System Rating, Volts 12
Battery-Volts, Volts 12
Ground Polarity Negative

Power Take-Off
PTO Operational Type Overrun clutch
PTO Horsepower, hp (kW) 13.9 (10.5)
PTO Speeds, rpm 540/700/1000
PTO / Engine Speeds, rpm 540/2430, 700/2430, 1000/2430

Transmission Type Sliding gear
Gearbox Type 8F/2R
Number of Forward Gears 8
Number of Reverse Gears 2
Clutch Type Dry disc
Maximum Speed (Forward), mph (kph) 13.1 (21.0)
Maximum Speed (Reverse), mph (kph) 9.0 (14.5)
Transmission Oil Capacity, qt (L) 23.5 (22.0)

Wheels and Tires
Drive Wheels 2WD (L185) / 4WD (L185DT)
Steering Configuration Front Steer
Steering System Manual
Service Brake Disc
Front Tire Size (2WD, L185) 4.00-15
Rear Tire Size (2WD, L185) 9.5-24
Front Tire Size (4WD, L185DT) 6.00-14
Rear Tire Size (4WD, L185DT) 9.5-24
Front Tread, in (mm) 39.4 (1000)
Rear Tread, in (mm) 40.5 (1020)

Hydraulic System
Hydraulic System Type Open Center
Implement Pump Type Gear
Implement Pump Flow, gpm (Lpm) 6.2 (23.5)
Hydraulic Pressure, Bar (psi) 147 (2130)
3-Point Hitch Category 1
Draft Sensing or Lift Control Position or draft control
Standard Lift Capacity at lift pin, lb (kg) 2200 (990)

Dimensions and Weight
Wheelbase, in (mm) 60 (1520)
Length, in (mm) 100 (2540)
Height, in (mm) 76.1 (1930)
Overall Width, in (mm) 54 (1370)
Ground Clearance, in (mm) 10 (235)
Weight (L185), lb (kg) 1630 (740)
Weight (L185DT), lb (kg) 1785 (810)



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