▶ EngineEngine Manufacturer Yanmar Yanmar Engine Model 4TNV86T-CR 4TNV86T-CR Engine Type 4-cycle, inline, water-cooled, turbocharged diesel 4-cycle, inline, water-cooled, turbocharged diesel No. of Cylinders 4 4 Displacement 127.6 in³ 127.6 in³ Rated Engine Speed 2800 rpm 2800 rpm Engine Power (Gross) 55.1 hp 55.1 hp PTO Power RK55S: 44.9 hp; RK55H: 42.2 hp; RK55SC: 44.9 hp; RK55HC: 42.2 hp 44.9 hp Engine Emissions Constraints Tier 4 Tier 4 Cooling System Type Water-cooled, forced circulation with fan Water-cooled, forced circulation with fan Air Cleaner Dry dual element Dry dual element Fuel System Common Rail Direct Injection Common Rail Direct Injection Alternator 70 A, 12 V 70 A, 12 V ▶ HydraulicsPump Type Dual Gear Pump Not Published Implement Flow 9.5 gpm 9.5 gpm Steering Flow 5.0 gpm 5.0 gpm Total Hydraulic Flow 14.5 gpm 14.5 gpm Overall Hydraulic Pump Flow 9.5 gpm 9.5 gpm Hydraulic System Type Independent fully live hydraulic pump with separate reservoir; position control with isolating and response control Independent fully live hydraulic pump with separate reservoir; position control with isolating and response control Rear Remote Hydraulic Flow Not Published 9.5 gpm No. of Standard Remote Valves 2 2 No. of Optional Remote Valves Not Published Not Published ▶ Fluid CapacityFuel Tank Capacity 15.85 gal 15.85 gal Coolant Capacity 2.5 gal 2.5 gal Crankcase Capacity 5.6 qt 5.6 qt Transmission / Hydraulic System Capacity 9.24 gal 9.24 gal Front Axle Fluid Capacity 2.64 gal 2.64 gal ▶ PTO & HitchPTO Type Independent Independent PTO Rear 540 rpm 540 rpm Mid-PTO Availability RK55S, RK55SC: no mid-PTO offered No mid-PTO offered Category, 3-Point Hitch Category I Category I Hitch Lift Capacity 3,314 lb 3,314 lb Hitch Lift Capacity (at 24”) 2,945 lb 2,945 lb Lift Control Type Position and draft control Position and draft control ▶ Transmission & DrivetrainTransmission Type RK55S, RK55SC: 16F/16R Syncro Shuttle w/creeper; RK55H, RK55HC: Hydrostatic, 3-range 16F/16R Syncro Shuttle w/creeper No. of Speeds RK55S, RK55SC: 16 forward, 16 reverse; RK55H, RK55HC: infinite (3 ranges) 16 forward, 16 reverse Max Travel Speed (Forward) RK55S, RK55SC: 18.4 mph; RK55HC: 17.9 mph 18.4 mph Max Travel Speed (Reverse) RK55S, RK55SC: 16.1 mph 16.1 mph Clutch RK55S, RK55SC: main dry single disc, mechanical (10.24 in diameter); PTO multiple wet disc Main: dry single disc, mechanical (10.24 in diameter); PTO: multiple wet disc Differential Lock & Limited Slip Options 4WD (MFWD) standard; bevel-gear rear differential lock 4WD (MFWD) standard; bevel-gear rear differential lock ▶ Chassis, Steering & ControlsFrame Type Transmission case, clutch housing, engine and front axle support bolted together to form a rigid unit Transmission case, clutch housing, engine and front axle support bolted together to form a rigid unit Steering Hydrostatic power steering Hydrostatic power steering Brakes Wet disc, mechanical, foot operated Wet disc, mechanical, foot operated Seat Suspension & Adjustability Suspension seat with armrests and retractable seat belt, standard Suspension seat with armrests and retractable seat belt, standard Front Axle Type Center-pivot, reverse Elliot type (4WD) Center-pivot, reverse Elliot type (4WD) Front Axle Rating Not Published Not Published Drawbar Capacity Not Published Not Published ▶ Dimensions & ManeuverabilityOverall Length with 3-Point Hitch 141.3 in 141.3 in Overall Width 63.8 in 63.8 in Wheelbase 76.2 in 76.2 in Ground Clearance 13.8 in 13.8 in Min. Turn Radius without Brakes Not Published Not Published Height to Top of ROPS RK55S, RK55H: 102.1 in Not Published Height to Top of ROPS (folded) Not Published Not Published Height to Top of Cab Model RK55SC, RK55HC: 99.6 in 99.6 in ▶ WeightTractor Weight (Base) RK55S, RK55H: 3,814 lb; RK55SC, RK55HC: 4,233 lb 4,233 lb Weight with ROPS and Loader 5,075 lb Not Published Weight with Cab and Loader Not Published Not Published ▶ Tire OptionsTire Size & Options Titan (USA): R4 Industrial (Std), R1 Agricultural (Opt), R3 Turf (Opt) Titan (USA): R4 Industrial (Std), R1 Agricultural (Opt), R3 Turf (Opt) R1 Agricultural - Front 9.5x16 9.5x16 R1 Agricultural - Rear 14.9x24 14.9x24 R3 Turf - Front 12x16.5 12x16.5 R3 Turf - Rear 16.9x24 16.9x24 R4 Industrial - Front 12x16.5 12x16.5 R4 Industrial - Rear 16.9x24 16.9x24 ▶ Loader & AttachmentsQuick Attach Loader System L110: Skid-steer compatible quick-attach L110: Skid-steer compatible quick-attach Loader Model L110 L110 Loader Lift Height L110: 110 in L110: 110 in Loader Lift Capacity (Full Height) L110: 2,478 lb at pivot pin to full height L110: 2,478 lb at pivot pin to full height Loader Breakout Force L110: 4,938 lb at pivot pin L110: 4,938 lb at pivot pin ▶ WarrantyWarranty Length & Coverage 2-year full machine warranty; 8-year, 3,000-hour powertrain warranty (no deductible, parts and labor) 2-year full machine warranty; 8-year, 3,000-hour powertrain warranty (no deductible, parts and labor) ▶ ITC Company AccessoriesAccessories that fit 
