Comparing RK Tractors RK37 vs RK Tractors RK55

This page provides a detailed comparison of the specifications for the RK Tractors RK37 and the RK Tractors RK55. The specifications are categorized into four main sections: Engine, Transmission, Dimensions, and Miscellaneous. By comparing these two tractors side by side, you can easily identify the similarities and differences between them and determine which one best suits your needs.

RK Tractors RK37
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RK Tractors RK55
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Engine
Engine - Manufacturer Yanmar Yanmar
Engine - Model 3TNV88-CR 4TNV86T-CR
Engine - Cooling Type Liquid-cooled Liquid-cooled
Engine - Cylinder Orientation - -
Engine - Valve Configuration - -
Engine - Fuel Type Diesel Diesel
Engine - Induction Type - -
Engine - Cylinders 3 4
Engine - Displacement (ci) 100.2 127.6
Engine - Bore (in) 3.46 3.39
Engine - Stroke (in) - -
Engine - Rated RPM 3000 2800
Engine - Power Output (hp) 37.4 55
Transmission
Transmission - Type Syncro shuttle / Hydrostatic -
Transmission - Forward Gears 12 / Infinite (3-range) 16
Transmission - Reverse Gears - -
Transmission - Total Gears - -
Dimensions
Length (in) 126 / 128 140.9
Width (in) 53.5 / 58.1 63.8
Height (in) 94.5 / 92.5 102.0 with ROPS, 99.9 with Cab
Operating Weight (lb) 3064 / 3109 / 3417 / 3450 3814 with ROPS, 4223 with Cab
Miscellaneous
Chassis 4x4 MFWD 4WD 4x4 MFWD 4WD
Drive Type 4WD 4WD
Steering Type Power Power
Coolant Capacity (qts) - -
Front Tire Diameter (in) - -
Front Tire Width (in) Ag: Unknown, Lawn/Turf: Unknown -
Rear Tire Diameter (in) Ag: Unknown, Lawn/Turf: Unknown -
Rear Tire Width (in) Ag: Unknown, Lawn/Turf: Unknown -
Front/Rear Rim Diameter (in) - -
Tire Type Ag, Lawn/Turf Ag, Lawn/Turf, Industrial
Manufacture - End Year - -
Hitch Type Three-Point Hitch -
Hitch Category - -
Hitch Position Rear -
Hitch Capacity (lb) 2645 3310
Operator Station Type Two-post ROPS / Cab Two-post ROPS or Cab
Starter Type Electric Electric
PTO Type Independent Optional, Independent with electro-hydraulic clutch
PTO Speed 1 (rpm) 540 540
PTO Speed 2 (rpm) - -
PTO Speed 3 (rpm) - -
Brake Type Wet disc Wet disc
Hydraulic System Type - -