▶ EngineEngine Manufacturer YANMAR Kubota Engine Model 4TNV98C V2403-CR-TE4 Engine Type 4-cylinder, naturally aspirated diesel 4-cylinder, turbocharged, common-rail diesel No. of Cylinders 4 4 Displacement 202.5 in³ 148.5 in³ Rated Engine Speed 2500 rpm 2600 rpm Engine Power (Gross) 58.9 hp 58.7 hp PTO Power 51.4 hp 50 hp Engine Emissions Constraints Tier 4 Tier 4 Cooling System Type Liquid cooled Liquid-cooled, pressurized radiator with recovery tank Air Cleaner Dual stage cyclonic (resin 6.5") Dry paper dual element, 8 in diameter, pre-cleaner standard Fuel System Common rail direct injection Common rail direct injection Alternator 55 A, 12 V 45 A ▶ HydraulicsPump Type Not Published Gear pump Implement Flow 9.4 gpm 10.6 gpm Steering Flow 5.3 gpm 6.1 gpm Total Hydraulic Flow 14.7 gpm (9.4 + 5.3, computed) 16.5 gpm Overall Hydraulic Pump Flow 14.7 gpm (9.4 + 5.3, computed) 16.5 gpm Hydraulic System Type Open center Open center Rear Remote Hydraulic Flow Not Published Not Published No. of Standard Remote Valves 2 1 (SCD) No. of Optional Remote Valves 1 2 optional (3 maximum) ▶ Fluid CapacityFuel Tank Capacity 12.7 gal 17.2 gal Coolant Capacity 7.8 qt 8.5 qt Crankcase Capacity 8.0 qt 7.6 qt Transmission / Hydraulic System Capacity 7.7 gal 50.7 qt Front Axle Fluid Capacity 2.4 gal No front axle oil, 2WD (M5660SUH); 6.9 qt front differential case plus 3.2 qt per bevel gear case (M5660SUHD) ▶ PTO & HitchPTO Type Continuous live independent (electric hydro) Hydraulic, independent PTO, self-modulating multi-plate wet clutch with brake PTO Rear 540 rpm 540 rpm (540/540E optional) Mid-PTO Availability Not Published Not Published Category, 3-Point Hitch Category I Category I and II Hitch Lift Capacity 3,307 lb 4,189 lb Hitch Lift Capacity (at 24”) 2,756 lb 3,307 lb Lift Control Type Position control Position control ▶ Transmission & DrivetrainTransmission Type I-HMT (Integrated Hydro Mechanical Transmission) Fully synchronized 4-speed main gear shift with hi-lo range and hydraulic shuttle, 8F/8R No. of Speeds 3 ranges (variable speed) 8F/8R Max Travel Speed (Forward) 18 mph (with R1 tires) 18.2 mph Max Travel Speed (Reverse) 18 mph (with R1 tires) 18.6 mph Clutch Clutch-less shifting (i-HMT) Multiple wet disc Differential Lock & Limited Slip Options Rear differential lock (foot pedal engagement) Rear differential lock standard (mechanical) ▶ Chassis, Steering & ControlsFrame Type Not Published Not Published Steering Fully hydraulic power steering Hydrostatic power steering Brakes Mechanical wet disc Mechanical wet disc Seat Suspension & Adjustability Not Published Fully adjustable suspension seat with retractable seat belt Front Axle Type 2WD/4WD selectable engagement M5660SUH: adjustable tubular-steel 2WD axle; M5660SUHD: cast-iron bevel-pinion drive, 55-degree turning angle, 4WD Front Axle Rating Not Published 4,410 lb at 55.9 in tread spacing (M5660SUH); 5,290 lb at 55.9 in tread spacing (M5660SUHD) Drawbar Capacity Not Published 3,300 lb (maximum tongue weight) ▶ Dimensions & ManeuverabilityOverall Width 70.6 in (with R4 tires) 72.8 in Wheelbase 77.4 in 82 in (M5660SUH); 80.7 in (M5660SUHD) Ground Clearance 12.8 in (with R4 tires) 16.3 in Min. Turn Radius without Brakes Not Published 11.1 ft (M5660SUH); 12.8 ft (M5660SUHD) Height to Top of ROPS Not Published 95.3 in Height to Top of ROPS (folded) Not Published Not Published Height to Top of Cab Model 89.5 in (with R4 tires) Not Published Overall Length 132.1 in (with 3-point hitch and R4 tires) 138.7 in (M5660SUH); 136 in (M5660SUHD) ▶ WeightTractor Weight (Base) 4,442 lb (cab, R4 tires, full fluid) 4,189 lb (M5660SUH); 4,387 lb (M5660SUHD) Weight with ROPS and Loader Not Published Not Published Weight with Cab and Loader 5,538 lb (4,442 + 1,096, computed) Not Published ▶ Tire OptionsTire Size & Options R1 Agricultural; R3 Turf; R4 Industrial 2WD: 6.50-16, 7.5-16, 9.5L-15 fronts with 14.9-28 or 16.9-28 R1 rears; R3 29x12.50-15 / 21.5L-16.1 and LSW; 4WD: 9.5-22 or 280/85R20 fronts with 14.9-28 R1 rears; R3 29x12.50-15 / 21.5L-16.1; R4 12.5/80-18 / 16.9-24 R1 Agricultural - Front 8-16 9.5L-15 (M5660SUH); 9.5-22 (M5660SUHD) R1 Agricultural - Rear 14.9-24 14.9-28 R3 Turf - Front 27x10.5-15 29x12.50-15 R3 Turf - Rear 44x18-20 21.5L-16.1 R4 Industrial - Front 10-16.5 12.5/80-18 (M5660SUHD) R4 Industrial - Rear 17.5L-24 16.9-24 (M5660SUHD) ▶ Loader & AttachmentsQuick Attach Loader System YL610: Skid-steer-style loader quick attachment system LA1154SU: 2-lever quick attach coupler standard Loader Model YL610 LA1154SU Loader Lift Height YL610: 113 in (to bucket pivot pin) LA1154SU: 130.9 in (height position); 115.7 in (power position) Loader Lift Capacity (Full Height) YL610: 2,500 lb at pivot pins LA1154SU: 2,469 lb (height position); 2,928 lb (power position) Loader Breakout Force YL610: 3,969 lb at pivot pins LA1154SU: 4,230 lbf (height position); 5,354 lbf (power position) ▶ WarrantyWarranty Length & Coverage Tractor (private individual usage) 24 months or 2,000 hours; power train 10 years or 3,000 hours; attachments 1-year limited warranty Basic 24 months or 2,000 hours, powertrain 36 months or 3,000 hours, all usage 