Specifications, Service and Repair of Farm and Lawn Tractors

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John Deere X740 Specs

John Deere X740 Engine Specifications

Engine Model - Yanmar 3TNV76
Engine Type - Vertical Inline Diesel Engine
Power/SAE J1940 - 17.9 kW (24 hp)
Cylinders - Three
Stroke/Cycle - Four
Displacement - 1116 cc (68.1 cu. in.)
Bore/Stroke - 76mm (3.0 in.)
Compression Ratio - 23.4:1
Combustion - System Ball Type Swirl Chamber
Aspiration - Natural
Speed (fast idle), no load - 3425 + 25 / -50 rpm
Speed (slow idle), no load - 1450 +/- 25 rpm
Lubrication - Full Pressure
Oil Filter - Full flow (replaceable)
Air Cleaner - Dual element replaceable paper
Cooling System - Liquid-cooled
Fuel Types (Recommended) - Diesel No. 1 or No. 2
Fuel Pump - Mechanical
Fuel Delivery - In-line indirect injection
Firing Order - 1-3-2-1 (No. 1 Cylinder on Flywheel Side)
PTO Position - Flywheel Side
Direction of Rotation - Counterclockwise Viewed From Flywheel Side
Cooling System - Liquid-Cooled With Radiator
Normal Oil Pressure at Rated Engine Speed - 42-64 psi (0.29-0.44 MPa)
Normal Oil Pressure at Low Idle Speed - 8.5 psi (0.06 MPa) or greater
Engine Oil Pan Capacity - 3.6 / 1.9 qt (3.4 / 1.8 L) (Dipstick Upper Limit / Lower Limit)
Engine Coolant Capacity - 0.2 gal (0.9 L)
Standard Cooling Fan - 13.19 in (335 mm) O/D, 6 Blades Pusher Type
Intake / Exhaust Valve Gap - 0.006-0.010 in (0.1-0.25 mm)
Fuel Injection Pressure - 1711-1842 psi (11.8-12.8 MPa)
Compression Pressure at 250 rpm - 498±15 psi (3.43±0.1MPa)
Thermostat - Valve Opening Temperature
Dimensions (L x W x H) - 19.09 x 7.17 x 21.06 in (485 x 436 x 535 mm)
Engine Weight (Dry) - 242.6 lb (110 kg)

Electrical System

Starter - 1.2kW (12-Volt)
Charging System - Alternator, 40 amp
Battery - 500 CCA (cold cranking amps)
12-Volt Outlet - Maximum 15 amp
Electric Starting - Starter
Alternator - DC12V
Battery Capacity - 12V, 36 Amp-Hour (5h rating)

John Deere X740 Transmission

Transmission Type - Shaft-driven hydrostatic
Transaxle - Tuff Torq K92
Gears - Infinite forward and reverse
Oil capacity - 7 qts (6.6 L)
Reduction Ratio - 28.125:1
Axle Torque (Rated) - 882 (650) Nm (lb-ft)
Max. Tire Diameter - 660 (26) mm (in)
Brake Capacity - 1,470 (1,085) Nm (lb-ft) @ 69 Nm (51 ft-lb) Brake Arm Torque
Displacement (Pump/Motor) - 18/18 cc/rev
Max. Input Speed - 3,200 rpm
Axle Shaft Size - 30 (1.18) with Flanged Axle mm (in)
Weight (dry) - 56 (123) kg (lb)
Brake Type - Wet Disc
Housing (Case) - Die-Cast Aluminum
Gears - Heat-treated Steel Gears
Differential - Automotive-type Bevel Gears
Differential Locks - Standard, Interlocked with Brake
Auxiliary/External Hydraulic Outlets - 14.4L per minute 50 bars (725 psi) @ 3,200 rpm
Hydraulic fluid type - ISO32 Hydraulic Oil (Anti-Brake Squeal Type) - 7.5L (2WD), 7.8L (4WD)
Oil Filter - Automotive screw on type
Forward Speeds - 0 to 13.7 km/h (0 to 8.5 mph)
Reverse Speeds - 0 to 8.1 km/h (0 to 5.0 mph)

JD X740 Power Take-off

Rear PTO - Independent
Rear RPM - 540
Mid PTO - Independent
Mid RPM - 2000
Front PTO - Optional
Front RPM - 2000
PTO engagement - Electro-hydraulic

Mechanical

Chassis - 2 Wheel Drive
Front axle - Cast iron
Rear Transaxle - Heavy duty
Steering - Hydrostatic power
Brakes - Wet disc
Disc Brakes - Oil immersed

JD X740 Hydraulics and Hitch

Hydraulic Pressure - 924 psi (63.7 bar)
Selective Control Valves - 2 dual SCV
Total Hydraulic Flow - 4.5 gpm (17.0 lpm)
Steering/hydraulic flow, l/min - 17.6
Rear hitch - 400 kg at liftpoints
Front hitch - Optional

Tire Sizes

Front Tire / Pressure - 18 x 7 - 8, Turf, 4PR / 70-97 kPa (10-14 psi)
Front Tire / Pressure - 18 x 8.50 - 8, Turf, 4PR / 70-97 kPa (10-14 psi)
Rear Tire / Pressure - 26 x 10.5 - 12, Turf, 2PR 40-70 kPa (6-10 psi)
Rear Tire / Pressure - 26 x 12.00 - 12, Turf, 2PR 40-70 kPa (6-10 psi)

Capacities

Fuel Tank - 24.6 L (6.5 gal)
Cooling System - 2.8 L (3.0 qt)
Engine Oil (oil change with filter) - 2.6 L (2.75 qt)
Two-Wheel Steer Transaxle (oil change with filter) - 6.6 L (7.0 qt)

John Deere X740 Attachments

48X Mower Deck

Type - Mid-Mount, 3-blade
Cutting width - 48 inches (121 cm)
Weight - 117 lbs (53 kg)
Cut height - 1 to 5.25 inch (2 to 13 cm)
Cut positions - 18
Lift - Hydraulic

54X Mower Deck

Type - Mid-Mount, 3-blade
Cutting width - 54 inches (137 cm)
Weight - 170 lbs (77 kg)
Overall width - 64.5 inches (163 cm)
Cut height - 1 to 5.25 inch (2 to 13 cm)
Cut positions - 18
Lift - Hydraulic

62X Mower Deck

Type - Mid-Mount, 3-blade
Cutting width - 62 inches (157 cm)
Weight - 200 lbs (90 kg)
Cut height - 1 to 5.25 inch (2 to 13 cm)
Cut positions - 18
Lift - Hydraulic

60 Mower Deck

Type - Mid-Mount, 7-Iron, 3-blade
Cutting width - 60 inches (152 cm)
Weight - 342 lbs (155 kg)
Overall width - 61.3 inches (155 cm)
Cut height - 1 to 5.25 inch (2 to 13 cm)
Cut positions - 18
Lift - Hydraulic

Snow blower

Model - 47-inch Snow blower
Type - Front-Mount
Clearing width - 47 inches (119 cm)
Model - 54-inch Snow blower
Type - Front-Mount
Clearing width - 54 inches (137 cm)

Front End Loader

Loader type - John Deere 45
Weight - 515 lbs (233 kg)
Height (to pin) - 73 inches (185 cm)
Clearance, dumped bucket - 57 inches (144 cm)
Dump reach - 23 inches (58 cm)
Dump angle - 45
Reach at ground - 44.43 inches (112 cm)
Rollback at ground - 25
Breakout force (lift) - 770 lbs (349 kg)
Breakout force (bucket) - 740 lbs (335 kg)
Lift to full height (at pin) - 365 lbs (165 kg)
Bucket capacity - 0.2 cu yd (0.2 cu m)
Bucket width - 48 inches (121 cm)

John Deere X740 Dimensions

Overall Height - 1.27m (50.0 in.)
Overall Width - 1.12m (46.8 in.)
Overall Length - 2.00m (78.8 in.)
Wheel Base - 1.38m (54.5 in.)
Net Weight - 454 kg (1000 lb)

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