RK Tractors RK55

RK Tractors RK55The RK Tractors RK55 is a 4WD compact utility tractor manufactured by TYM for distributor RK Tractors (a part of Rural King) from 2017. The RK Tractors RK55 is equipped with a 2.1 L (127.6 cu·in) four-cylinder diesel engine and one of two transmissions: a mechanical shuttle transmission with 16 forward and 16 reverse gears or a hydrostatic transmission with infinite (3-range) forward and reverse gears.

The RK Tractors RK55 compact utility tractor used the Yanmar 4TNV86T-CR engine. It is a 2.1 L, 2,091 cm2, (127.6 cu·in) four-cylinder turbocharged diesel engine with 86.0 mm (3.39 in) of the cylinder bore and 90.0 mm (3.54 in) of the piston stroke. This engine produced 55.9 PS (41.1 kW; 55.0 HP) at 2,800 rpm of output power.

The RK Tractors RK55 is equipped with power steering, wet disc brakes, Two-post ROPS or Cab and 64.3 liters (17 US gal.; 14.1 Imp. gal) fuel tank.

Following attachments are available for the RK Tractors RK55 compact utility tractor:

  • RK Tractors L110 loader
  • RK Tractors BH8.0 backhoe

RK Tractors RK55 variants:

  • RK55S: shuttle transmission and ROPS
  • RK55H: hydrostatic transmission and ROPS
  • RK55SC: shuttle transmission and cab
  • RK55HC: hydrostatic transmission and cab

RK Tractors RK55 Specifications

General Specifications
Model RK Tractors RK55
Length 3,580 mm (140.9 in)
Width 1,620 mm (63.8 in)
Height ROPS: 2,590 mm (102.0 in)
Cab: 2,520 mm (99.9 in)
Wheelbase 1,930 mm (76 in)
Ground clearance 350 mm (13.8 in)
Weight ROPS: 1,730 kg (3,814 lbs)
Cab: 1,915 kg (4,223 lbs)
Fuel tank capacity 64.3 liters (17 US gal.; 14.1 Imp. gal)
Battery 12V
Cabin type Two-post ROPS or Cab
Engine model Yanmar 4TNV86T-CR
Engine type Four-stroke, liquid-cooled, inline
Cylinders 4
Fuel type Diesel
Displacement 2.1 L, 2,091 cm2, (127.6 cu·in)
Bore and stroke 86.0 mm X 90.0 mm (3.39 in X 3.54 in)
Horsepower 55.9 PS (41.1 kW; 55.0 HP) at 2,800 rpm
Starter Electric
Transmission and chassis
Chassis 4×4 MFWD 4WD
Steering type Power
Brakes Wet disc
Transmission model
Transmission type Mechanical shuttle
Gears 16 forward and 16 reverse
Speed Forward: 30.7 kmh (19.1 mph) Reverse: 26.2 kmh (16.3 mph)
Transmission model
Transmission type Hydrostatic
Gears Infinite (3-range) forward and reverse
Speed Forward: 33.4 kmh (20.8 mph)
Front tires Ag: 9.5×16
Lawn/turf: 12×16.5
Industrial: 12×16.5
Rear tires Ag: 14.9×24
Lawn/turf: 16.9×24
Industrial: 16.9×24
Three-Point Hitch
Category I
Control type Position and draft control
Lift capacity (at ends) 1,500 kg (3,310 lbs)
PTO (Power take-off shaft)
Middle PTO type Optional
Middle PTO speed
Rear PTO type Independent with electro-hydraulic clutch
Rear PTO speed 540 rpm
Hydraulic system
Hydraulic type
Valves 2
Pump flow 9.5 gpm (36 lpm)
Steering flow 5.0 gpm (18.9 lpm)
Total flow 14.5 gpm (54.9 lpm)
ATTENTION! Dear visitors, this site is not a trading platform, an official dealer or a spare parts supplier, so we do not have any price lists, spare parts catalogs, service or owner manuals. We are an information portal and provide the technical specifications.

We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. In addition, the characteristics may vary depending on the modification and market. We do not provide advice on technical issues related to the any operation or repair. We do not recommend using provided information for repairing or spare parts ordering, use only official service manuals and spare-parts catalogs.

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