Specifications, Service and Repair of Farm and Lawn Tractors

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John Deere LA125 Specs

John Deere LA125 Engine Specifications

Engine Model - Briggs and Stratton 33
Engine Power (gross) - 21 hp (15.7 kW)
Engine Type - Intek OHV
Shaft Output - Vertical
Cylinders - Single
Displacement - 540 cc (33 cu in.)
Bore - 94.02 mm (3.70 in.)
Stroke - 77.78 mm (3.06 in.)
Ignition Module (Armature) Air Gap - 0.253-0.356 mm (0.010-0.014 in.)
Intake Valve Clearance - 0.076-0.127 mm (0.003-0.005 in.)
Exhaust Valve Clearance - 0.13-0.18 mm (0.005-0.007 in.)
Spark Plug-Gap - 0.76 mm (0.030 in.)
Spark Plug-Torque - 20 Nm (15 lb-ft)
Oil Filter - Yes
Air Filter - Cartridge w/ Foam Pre-cleaner
Start Type - Electric
Crankshaft - 1 x 3 5/32
Crankcase, with Oil Filter - 1.4 L (1.5 qt)
Shaft Diameter (in.) - 1
Shaft Length (in.) - 3 5/32
Shaft Keyway (in.) - 1/4
Shaft End Tapped (Diameter (in.)/Threads per inch) - 7/16-20
Shaft Rotation (From PTO Shaft Side) - Counterclockwise
Bearing Type - Plain
Cylinder Bore - Cast iron sleeve
Compression Ratio - 8.5:1
Cooling System - Air cooled
Air Cleaner Type - Cartridge style dual element
Fuel Type - Gasoline
Fuel Pump - Yes
Fuel Filter - Yes
Fuel Tank Capacity - 15.1 L (4 gal)
Oil Capacity (qt.) - 1.5
Lubrication System - Full pressure
Ignition System - Electronic
Governor System - Mechanical
Carburetor - Float
Throttle Control - Remote
Choke Control - Manual
Max. RPM - 3,600
Charging System - Regulated Circuit
Charging System Capacity - 9 Amp
Electrical System Battery - 12 Volts
Battery Type - BCI Group U1
Auto Compression Release - Yes
Bolt Circle (in.) - 10
Dimensions L x W x H (in.) - 19 x 16 1/2 x 16 1/2

JD LA125 Transmission

Transmission - Hydrostatic
Transaxle Model - Tuff Torq T40
Forward Speed - 0-8,9 km/h (0-5,5 mph)
Reverse Speed - 0-5,2 km/h (0-3,2 mph)

Tire Sizes

Size (Front) - 15 x 6.00 - 6
Size (Rear) - 20 x 8.0 - 8
Tire Pressure (Front) - 97 kPa (14 psi)
Tire Pressure (Rear) - 69 kPa (10 psi)

John Deere LA125 Dimensions

Height - 113 cm (44.5 in.)
Length (Overall) - 175 cm (68.75 in.)
Width (Mower Deck Chute Down) - 131 cm (51.75 in.)
Wheel Base - 48.9 inches [124 cm]
Weight - 204 kg (450 lb)

JD LA125 Attachments

42 Inch Mower Deck

Type - Mid-mount
Blades Rotary - 2
Blade Nut Torque (w/ 5/8 in. Nut) - 88 Nm (65 lb-ft)
Cutting Height (Approximately) - 25-102 mm (1-4 in.)
Cutting Width - 1067 mm (42 in.)

48 Inch Mower Deck

Type - Mid-mount
Blades Rotary - 3
Blade Nut Torque (w/ 5/8 in. Nut) - 88 Nm (65 lb-ft)
Cutting Height (Approximately) - 25-102 mm (1-4 in.)
Cutting Width - 1219 mm (48 in.)

43.25 Inch Snow Blower

Type - Front-mount John dual-stage with manual lift
Clearing width - 43.25 in. (1090 mm)
Clearing height - 18 in. (450 mm)

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JOHN DEERE LAWN TRACTORS SPECIFICATIONS

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ENGINES FOR JOHN DEERE LAWN TRACTORS

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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

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JOHN DEERE FRONT END LOADERS

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

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JOHN DEERE FARM TRACTORS SPECIFICATIONS

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