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| info | |
| 2017 -, Compact Utility tractor | |
| Series back: | RK Tractors RK37S |
| Production | |
| Distributor: | RK Tractors (a part of Rural King) |
| Manufacturer: | TYM |
| Original price (USD), $21,799 (2017 ), | |
| Variants | |
| RK55S: | shuttle ROPS |
| RK55H: | hydrostatic ROPS |
| RK55SC: | shuttle cab |
| RK55HC: | hydrostatic cab |
| Capacity | |
| Fuel: | 17 gal [64.3 L] |
| 3-Point 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 RPM: | 540 (1.375) |
| Dimensions & Tires | |
| Wheelbase: | 76.2 inches [193 cm] |
| Weight: | 3814 lbs [1730 kg] |
| Front tire: | 9.5x16 |
| Rear tire: | 14.9x24 |
| RK Tractors RK55S Power | |
| Engine (gross): | 55.1 hp [41.1 kW] |
| PTO (claimed): | 44.9 hp [33.5 kW] |
| Mechanical | |
| Chassis: | 4x4 MFWD 4WD |
| Steering: | power |
| Brakes: | wet disc |
| Cab: | 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] |
| Electrical | |
| Ground: | negative |
| Charging system: | alternator |
| Charging amps: | 70 |
| Battery | |
| Number: | 1 |
| Volts: | 12 |
| info | |
| 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 |
| Engine Detail | |
| Yanmar 4TNV86T-CR, turbocharged diesel, 4-cylinder, liquid-cooled, 127.6 ci [2.1 L] |
| info | |
| Series back: | RK Tractors RK37S |
| Transmission | |
| Type: | syncro shuttle |
| Gears: | 16 forward and reverse |
| info | |
| Series back: | RK Tractors RK37S |
| Dimensions | |
| Weight: | 3814 lbs [1730 kg] |
| 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] |
| Ground clearance: | 13.8 inches [35 cm] |
| 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 |
| info | |
| Series back: | RK Tractors RK37S |
| Loader | |
| Loader type: | RK Tractors L110 |
| Weight: | 1261 lbs [571 kg] |
| Height (to pin): | 109.1 inches [277 cm] |
| Clearance, dumped bucket: | 80.8 inches [205 cm] |
| Dump reach: | 21.4 inches [54 cm] |
| Dump angle: | 45 |
| Reach at ground: | 73.1 inches [185 cm] |
| Rollback angle: | 35 |
| Breakout force (at pin): | 4938 lbs [2239 kg] |
| Lift to full height (at pin): | 2478 lbs [1124 kg] |
| Bucket width: | 72 inches [182 cm] |
| Attachment style: | quick coupler |
| Backhoe | |
| Backhoe type: | RK Tractors BH8.0 |
| Weight: | 1500 lbs [680 kg] *Without bucket |
| 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] |