RK Tractors RK55S: all source data
All 57 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Distributor | RK Tractors (a part of Rural King) |
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| Manufacturer | TYM |
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| (no label) | Compact Utility tractor |
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| (no label) | Original price was $21,799 in 2017 |
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Engine| (no label) | Yanmar 2.1L 4-cyl diesel |
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| Fuel tank | 17 gal | 64.3 L |
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Transmission| (no label) | 16-speed mechanical shuttle |
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Power| Engine (gross) | 55.1 hp | 41.1 kW |
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| PTO (claimed) | 44.9 hp | 33.5 kW |
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Mechanical| (no label) | Four-wheel drive |
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| (no label) | Power steering |
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| (no label) | Wet disc brakes |
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| (no label) | Two-post ROPS. |
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Hydraulics| Valves | 2 |
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| Pump flow | 9.5 gpm | 36.0 lpm |
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| Total flow | 14.5 gpm | 54.9 lpm |
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| Steering flow | 5 gpm | 18.9 lpm |
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Hitch| Rear Type | I |
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| Control | position and draft control |
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| Rear lift (at ends) | 3314 lbs | 1503 kg |
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| Rear lift (at 24"/610mm) | 2945 lbs | 1335 kg |
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Pto| Rear PTO | independent |
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| Clutch | electro-hydraulic |
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| Rear PTO Type | 540 (1.375) |
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Dimensions| Wheelbase | 76.2 inches | 193 cm |
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| Weight | 3814 lbs | 1730 kg |
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| Front tire | 9.5x16 |
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| Rear tire | 14.9x24 |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 70 |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | Yanmar 4TNV86T-CR |
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| (no label) | turbocharged diesel |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 127.6 ci | 2.1 L |
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| Bore/Stroke | 3.39x3.54 inches | 86 x 90 mm |
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| Power (gross) | 55.1 hp | 41.1 kW |
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| Fuel system | common rail direct injection |
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| Rated RPM | 2800 |
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| Starter | electric |
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| Starter volts | 12 |
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Transmission
Transmission| Type | mechanical shuttle |
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| Gears | 16 forward and reverse |
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| (no label) | Four synchronized gears (1-4) in four ranges with mechanical shuttle. |
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Dimensions
Tires| Standard tires (ag) | Front: 9.5x16. Rear: 14.9x24 |
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| Lawn/turf front | 12x16.5 |
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| Lawn/turf rear | 16.9x24 |
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| Industrial front | 12x16.5 |
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| Industrial rear | 16.9x24 |
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Dimensions| Wheelbase | 76.2 inches | 193 cm |
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| Length | 141.3 inches | 358 cm |
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| Width | 63.8 inches | 162 cm |
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| Height (ROPS) | 102.1 inches | 259 cm |
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| Weight | 3814 lbs | 1730 kg |
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| Ground clearance | 13.8 inches | 35 cm |
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