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John Deere X520 Specs

John Deere X520 Engine Specifications

Make - Kawasaki iTorque Power System
Model Number - FD731V
Cylinders - V-Twin
Cycle - Four
Engine Type - Liquid-cooled, Vertical shaft, OHV, 4-stroke, 90° V-twin, Gasoline engine
Engine Bore - 75.2 mm (2.96 in.)
Engine Stroke - 76 mm (2.99 in.)
Piston displacement - 675 mL (41.2 cu in.)
Direction of rotation - Counterclockwise facing the PTO shaft
Low idle speed - 1550 r/min (rpm)
High idle speed - 3600 r/min (rpm)
Ignition system - Solid-state ignition
Starting system - Shift type electric starter
Charging system - 12V/20 A with regulator
Carburetor - Float type, fixed main jet
Fuel pump - Diaphragm type pulse pump
Pre-Cleaner - Primary element
Two-Stage Cleaner - Secondary element
Air cleaner - Dual stage element, dry type
Governor - All speed mechanical fly weights
Lubrication system - Pressure feed by positive displacement pump
Oil filter - Cartridge type full flow filter
Oil capacity - 2.0 L (2.1 US qt)
Cooling system - Pressurized forced circulation type
Radiator - 2-rows with louverless corrugated fin (aluminum)
Cooling - Liquid Cooled
Spark Plug Gap - 0.75 mm (0.030 in.)
Spark Plug Torque - 25 Nm (18 lb-ft)
Dimensions (HxWxL) - 555 mm x 434.5 mm x 431.5 mm (21.9 in. x 17.1 in. x 17.0 in.)
Dry weight - 45 kg (99 lb)
Cylinder compression (MIN) - 682 kPa (99 psi)
Cylinder head warp - 0.03 mm (0.001 in.)
Valve head thickness - 0.35 mm (0.014 in.)
Valve stem bend - 0.05 mm (0.002 in.)
Valve stem diameter - 6.94 mm (0.2730 in.)
Valve guide inside diameter - 7.08 mm (0.279 in.)
Valve spring free length - 32.9 mm (1.30 in.)

John Deere X520 Transmission

Transmission Type - Belt-driven hydrostatic
Transaxle Model - Kanzaki Tuff Torq K72B
Transaxle Type - Variable Speed Hydrostatic
Reduction Ratio - 23.37:1
Axle Torque (rated) (Nm) - 549
Max. tire size (inch) - 24
Brake Capacity (Nm) - @ 33.1 N 656
Pump/Motor Displacement (cc/min-1) - 18/23
Max. Input Speed (min-1) - 3,400
Axle Shaft Size (mm) - 25,4
Max. Static Weight on Axle (kg) - 459
Weight (Dry) (kg) - 27.5
Brake - Wet disk, internal
Housing (Case) - Aluminum Die Casting
Differential - Automotive Type Bevel Gears
Differential lock - Option
Speed Control System - Foot Control / Hand Control
Auxiliary hydraulic output - Option (For Power Steering, Lift and Others) 6.9L/min, 31bars (450psi) @ 2,000rpm
Bypass Valve - Standard
Oil Reservoir - External Reservoir
Travel Speeds at Full Engine RPM (Forward) - 0-11.3 km/h (0-7.0 mph)
Travel Speeds at Full Engine RPM (Reverse) - 0-6.4 km/h (0-4.0 mph)

JD X520 Mechanical

Chassis - 4x2 2WD
Differential lock - Foot-activated standard
Steering - Manual sector-and-pinion
Mid PTO - Independent
Clutch - Electric
Rear Hitch Type - Sleeve hitch (optional)

Electrical System

Starting system - Electric starter and/or recoil starter
Charging system 12V - 13 amps with regulator
Battery Type - 12 Volt
Cold Cranking Capacity - 500 Amps

JD X520 Tire Sizes

Front Tires - 16x6.50-8 (HDAP)
Rear Tires - 24x12.00-12 (HDAP)
Inflation (Front) - 97 kPa (14 psi)
Inflation (Rear) - 69 kPa (10 psi)

John Deere X520 Attachments

48" Mower

Model - 48X Mower Deck
Type - Mid-mount
Blades-Rotary - 3
Lift System - Manual spring-assisted
Cutting width - 48 inches (121 cm)
Belt - M154897 (drive) / M194958 (deck)
Weight - 112 lbs (50 kg)
Overall width - 58.5 inches (148 cm)
Cut height - 1 to 4 inch (2 to 10 cm)
Cut positions - 13

54" Mower

Model - 54X Mower Deck
Type - Mid-mount
Blades-Rotary - 3
Lift System - Manual spring-assisted
Cutting width - 54 inches (137 cm)
Belt - M154897 (drive) / M154960 (deck)
Weight - 153 lbs (69 kg)
Overall width - 64.5 inches (163 cm)
Cut height - 1 to 4 inch (2 to 10 cm)
Cut positions - 13

John Deere X520 Dimensions

Height - 122 cm (48 in.)
Width (without mower deck) - 104 cm (41 in.)
Length - 201 cm (79 in.)
Weight (without mower deck) - 322 kg (710 lb)

JOHN DEERE TRACTORS ATTACHMENTS
420	430	455	790	990
X300	X320	X330	X350	X475
X485	X500	X540	X570	X590
X700	X720	X738	X758	1023E
2025R	2210	2520	3025E	3032E
3038E	3038R	3039R	3046R	3203
3320	3520	4052R	4066R	4100
4105	4115	4200	4310	4320
4400	4410	4520	4600	4720

JD TRACTORS TROUBLESHOOTING
2640	3040	3310	3650	4100
5050D	5090R	5410	6105R	7200R
E130	L111	LA110	LT155	X300R