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Home / Lawn and Garden Tractors / John Deere Lawn Tractors / John Deere D140

John Deere D140 Lawn Tractor

The John Deere D140 lawn tractor was manufactured from 2011 to 2017. The John Deere D140 tractor is powered by 40.03 cu.in (656 cc) Briggs and Stratton 407777 4-cycle V-twin cylinder OHV vertical-shaft air-cooled gasoline engine with a rated power of 21 hp (15.7 kW), or 44.2 cu.in (724 cc) Briggs and Stratton 44S677 4-cycle V-twin cylinder OHV vertical-shaft air-cooled gasoline engine with a rated power of 22 hp (16.4 kW).

The JD D140 is equipped with Tuff Torq T40 belt-driven hydrostatic transmission with infinite forward and reverse gears. The maximum forward speed - 5.5 mph (8.8 km/h), maximum reverse speed - 3.2 mph (5.1 km/h). The lawn tractor is equipped with a manual steering system, mechanical shoe brakes, 15x6.00-6 front tires, and 20x10.00-8 rear tires. The wheel base is 49" (1240 mm).

Compatible attachments for John Deere D140: a 48" mid-mount 3-blade mower deck with cutting height of 1.0-4.0" (25-102 mm), 13 cut positions, and manual lift with assist spring, 46" front blade with lift height of 6.5" (160 mm), and 44" front-mount dual-stage snowblower with clearing height of 18" (450 mm).

Briggs 407777 Engine
Engine Model Briggs and Stratton 407777
Engine Type 4-cycle V-twin OHV vertical-shaft air-cooled gasoline engine
Number of Cylinders 2
Displacement, cu.in (cc) 40.03 (656)
Cylinder Bore, in (mm) 2.97 (75.0)
Piston Stroke, in (mm) 2.89 (73.0)
Rated Engine Power, hp (kW) 21.0 (15.7)
Rated Engine Speed, rpm 3300
Idle Speed, rpm 1600
Cylinder Bore Type Cast iron sleeve
Fuel System Type Carburetor
Carburetor Type Float-feed
Fuel Pump Pulse type
Governor Type Mechanical
Lubrication System Full pressure
Air Cleaner Paper cartridge with a foam pre-cleaner
Cooling System Forced air
Ignition System Electronic
Spark Plug Gap, in (mm) 0.030 (0.76)
Magneto Air Gap, in (mm) 0.008-0.012 (0.20-0.30)
Valve Lash (Intake), in (mm) 0.005 (0.127)
Valve Lash (Exhaust), in (mm) 0.005 (0.127)
Fuel Tank Capacity, gal (L) 2.4 (9.1)
Oil Capacity, qts (L) 2.0 (1.9)

Briggs 44S677 Engine
Engine Model Briggs and Stratton 44S677
Engine Type 4-cycle vertical-shaft V-twin OHV air-cooled gasoline
Number of Cylinders 2
Displacement, cu.in (cc) 44.2 (724)
Engine Bore, in (mm) 3.12 (79.0)
Engine Stroke, in (mm) 2.89 (73.0)
Maximum Engine Power, hp (kW) 22.0 (16.4)
Rated Engine Speed, rpm 3600
Idle Speed, rpm 1400-1600
Cylinder Bore Type Cast iron
Fuel System Carburetor
Fuel Pump Integral type
Governor Type Mechanical
Lubrication System Full pressure with oil filter
Ignition System Electronic Spark
Spark Plug Champion RC12YC
Spark Plug Gap, in (mm) 0.030 (0.76)
Armature Air Gap, in (mm) 0.010-0.014 (0.25-0.36)
Air Cleaner Multi-stage filter
Intake Valve Clearance, in (mm) 0.003-0.005 (0.08-0.13)
Exhaust Valve Clearance, in (mm) 0.005-0.007 (0.13-0.18)
Fuel Tank Capacity, gal (L) 2.4 (9.1)
Oil Capacity, qts (L) 2.0 (1.9)

Electrical System
Electrical System Rating, Volts 12
Charging System Alternator, 9A
Starter Type Electric
Number of Batteries 1
Battery CCA 300
Electric Ground Negative

Power Take-Off
PTO Operational Type Independent
PTO Clutch Electric
PTO Speed, rpm 3000


Transmission
Transmission Model Tuff Torq T40
Transmission Type Belt-driven hydrostatic
Number of Forward Gears Infinite
Number of Reverse Gears Infinite
Max Forward Speed, mph (kph) 5.5 (8.8)
Max Reverse Speed, mph (kph) 3.2 (5.1)

Wheels and Tires
Drive Wheels 2WD 4x2
Steering Configuration Front steer
Steering System Manual
Front Tires 15x6.00-6
Rear Tires 20x10.00-8

Dimensions and Weight
Wheelbase, in (mm) 49 (1240)
Length, in (mm) 69.5 (1760)
Height, in (mm) 44.5 (1120)
Overall Width, in (mm) 61 (1550)
Weight, lbs (kg) 465 (210)

48" Mower Deck
Mower Deck Type Mid-mount
Number of Blades 3
Cutting Width, in (mm) 48 (1215)
Overall Width, in (mm) 61 (1550)
Cutting Height, in (mm) 1.0-4.0 (25-102)
Deck Drive Belt
Lift System Mechanical

43-1/4" Snow blower
Snowblower Type 2-stage, front-mount
Clearing Width, in (mm) 43.25 (1090)
Overall Width, in (mm) 44 (1110)
Clearing Height, in (mm) 18 (450)
Lift System Mechanical
Weight, lbs (kg) 180 (81)

Front Blade
Blade Type Front-mount
Width, in (mm) 46 (1160)
Lift Height, in (mm) 6.5 (165)
Lift System Mechanical
Angle Manual

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