RK Tractors RK55S

The RK Tractors RK55S is a tractor produced by Rk Tractors. It is equipped with a 127.6 ci 2.1 L engine. The rated power output is 55.1 hp 41.1 kW. Transmission: 16 forward and reverse. Operating weight: 1500 lbs*Without bucket 680 kg.

Overview

	2017 - Compact Utility tractorTYM built
2017 -
Compact Utility tractor
TYM built

2017 -
Compact Utility tractor
TYM built

Production
Distributor	RK Tractors (a part of Rural King)
Manufacturer	TYM
Compact Utility tractor
Original price was $21,799 in 2017

Variants
RK55S	shuttle ROPS
RK55H	hydrostatic ROPS
RK55SC	shuttle cab
RK55HC	hydrostatic cab

RK Tractors RK55S Engine
Yanmar 2.1L 4-cyl diesel
Fuel tank	17 gal 64.3 L
Engine details ...

RK Tractors RK55S Transmission
16-speed mechanical shuttle
Transmission details ...

RK Tractors RK55S Power
Engine (gross)	55.1 hp 41.1 kW
PTO (claimed)	44.9 hp 33.5 kW

Mechanical
Four-wheel drive
Power steering
Wet disc brakes
Two-post ROPS.

Hydraulics
Valves	2
Pump flow	9.5 gpm 36.0 lpm
Total flow	14.5 gpm 54.9 lpm
Steering flow	5 gpm 18.9 lpm

Tractor hitch
Rear Type	I
Control	position and draft control
Rear lift (at ends)	3314 lbs 1503 kg
Rear lift (at 24"/610mm)	2945 lbs 1335 kg

Power Take-off (PTO)
Rear PTO	independent
Clutch	electro-hydraulic
Rear PTO Type	540 (1.375)

Dimensions & Tires
Wheelbase	76.2 inches 193 cm
Weight	3814 lbs 1730 kg
Front tire	9.5x16
Rear tire	14.9x24
Full dimensions and tires ...

Electrical
Ground	negative
Charging system	alternator
Charging amps	70
Battery volts	12

References
RK55 Shuttle Operator's Manual

Engine

	2017 - Compact Utility tractorTYM built
2017 -
Compact Utility tractor
TYM built

2017 -
Compact Utility tractor
TYM built

Engine Detail — 127.6 ci / 2.1 L Diesel

Manufacturer	Yanmar 4TNV86T-CR
Configuration	turbocharged diesel, 4-cylinder, liquid-cooled
Displacement	127.6 ci 2.1 L
Bore/Stroke	3.39x3.54 inches 86 x 90 mm
Power (gross)	55.1 hp 41.1 kW
Fuel system	common rail direct injection
Rated RPM	2800
Starter	electric
Starter volts	12

Transmission

	2017 - Compact Utility tractorTYM built
2017 -
Compact Utility tractor
TYM built

2017 -
Compact Utility tractor
TYM built

Transmission — 16 forward and reverse mechanical shuttle

Type	mechanical shuttle
Gears	16 forward and reverse
Four synchronized gears (1-4) in four ranges with mechanical shuttle.

Dimensions

	2017 - Compact Utility tractorTYM built
2017 -
Compact Utility tractor
TYM built

2017 -
Compact Utility tractor
TYM built

RK Tractors RK55S Tires
Standard tires (ag)	Front: 9.5x16. Rear: 14.9x24
Lawn/turf front	12x16.5
Lawn/turf rear	16.9x24
Industrial front	12x16.5
Industrial rear	16.9x24

Dimensions
Wheelbase	76.2 inches 193 cm
Length	141.3 inches 358 cm
Width	63.8 inches 162 cm
Height (ROPS)	102.1 inches 259 cm
Weight	3814 lbs 1730 kg
Ground clearance	13.8 inches 35 cm

Attachments

	2017 - Compact Utility tractorTYM built
2017 -
Compact Utility tractor
TYM built

2017 -
Compact Utility tractor
TYM built

Attachment overview
Front-end loader
Backhoe

RK Tractors BH8.0 Backhoe
Backhoe type	RK Tractors BH8.0 Backhoe
Weight	1500 lbs*Without bucket 680 kg
Transport height	91.2 inches 231 cm
Bucket width	9 inches 22 cm
	12 inches 30 cm
	16 inches 40 cm
	18 inches 45 cm
	24 inches 60 cm
2-Foot flat digging depth	103.2 inches 262 cm
Reach from pivot	134.4 inches 341 cm
Loading height	92.4 inches 234 cm
Bucket Rotation	151°
Swing Arc	180°
Bucket force	4435 lbs 2011 kg
Dipperstick force	2694 lbs 1221 kg

Photos

RK Tractors RK55S tractor photo