John Deere D140 (2011-2012)

The John Deere D140 is a popular lawn tractor known for its reliability and performance. This model, part of the D100 Series, is widely recognized for its ability to tackle various lawn care tasks with ease. It features a powerful Briggs & Stratton engine, offering ample power to handle mowing and other attachments efficiently. The hydrostatic transmission ensures smooth and effortless control, allowing users to maneuver the tractor effortlessly. With its comfortable adjustable seat, open operator station, and thoughtful accessories like a cup holder, it provides a comfortable and convenient riding experience. The D140 is also compatible with attachments like a 48-inch mower deck, a 46-inch blade, and a 43.25-inch snow blower, making it a versatile choice for homeowners looking to maintain their lawns year-round. Its sturdy construction and dependable performance have made it a popular choice among lawn tractor enthusiasts.

John Deere D140 Specs
Model Year2011-2012
SeriesD100 Series
TypeLawn tractor
ManufacturerJohn Deere
Original Price$1,999 (2011)
Engine Detail
Engine ManufacturerBriggs & Stratton 40
Fuel TypeGasoline
CoolingAir-cooled vertical-shaft V-Twin
Displacement655 cc (40 ci)
Bore/Stroke2.97×2.89 inches (75 x 73 mm)
Power (Gross)22 hp (16.4 kW)
Air CleanerCartridge
Starter Volts12
Sparkplug Gap0.030 inches (0.762 mm)
Point Gap0.010 inches (0.254 mm)
Intake Valve Clearance0.005 inches (0.127 mm)
Exhaust Valve Clearance0.005 inches (0.127 mm)
Transmission TypeTuff Torq T40
Drive TypeBelt-driven hydrostatic
GearsInfinite forward and reverse
Additional FeaturesAutomatic transmission with right-side accelerator and decelerator/reverse foot pedals. Left-side brake pedal. Cruise control is standard equipment.
DriveTwo-wheel drive
BrakesMechanical shoe on transaxle brakes
Operator StationOpen operator station
SeatAdjustable 15-inch tall seat with 5.5-inches of travel in ten positions
AccessoriesFender-mounted cup holder, optional nylon sunshade canopy, or snow enclosure.
Power Take-off (PTO)
Mid PTOElectric independent
Front Tires15×6.00-6 (Lawn/turf)
Rear Tires20×10.00-8 (Lawn/turf)
Wheelbase48.9 inches (124 cm)
Length68.75 inches (174 cm)
Width60 inches (mower) (152 cm)
Height45 inches (114 cm)
Weight525 lbs (238 kg)
Serial Numbers
LocationSerial number on the rear of the tractor, left side, under the fender.
Charging SystemAlternator
Charging Amps9
Battery Volts12
Battery GroupU1
48″ Mid-Mount Mower Deck – John Deere Edge 48
Type3-blade with manual with spring assist lift
Cutting Width48 inches (121 cm)
Overall Width60 inches (152 cm)
Cut Height1 to 4 inches (2 to 10 cm)
Cut Positions13
46″ Blade – John Deere 46 (Front-mount)
Blade Width46 inches (116 cm)
Lift6.5 inches (16 cm)
Lift TypeManual-lift
Angle AdjustmentManual-angle
43.25″ Snow Blower – John Deere 44 (Front-mount)
Blower Width43.25 inches (109 cm)
Total Width44 inches (111 cm)
Clear Height18 inches (45 cm)
Weight180 lbs (81 kg)
John Deere D140 Overview

The John Deere D140, a member of the D100 Series, is a notable lawn tractor that has garnered attention from both homeowners and tractor enthusiasts. This model boasts a Briggs & Stratton 40 engine, generating a robust 22 horsepower. The air-cooled vertical-shaft V-Twin engine provides ample power for various lawn care tasks, from mowing to hauling. With a displacement of 655 cc and a 48-inch mower deck, it efficiently covers a wide cutting swath, reducing the time needed for lawn maintenance.

One of the significant advantages of the D140 is its user-friendly design and smooth operation. The hydrostatic transmission ensures effortless control, allowing for infinite forward and reverse gears. This feature simplifies maneuvering and eliminates the need for shifting gears, making it an ideal choice for those new to tractor operation. The D140 also includes cruise control as standard equipment, enhancing its ease of use during prolonged tasks.

However, like any piece of equipment, the D140 does have its share of disadvantages and common issues. One drawback is its relatively small fuel tank, which may require frequent refueling during extended use. Additionally, some users have reported issues with the belt-driven transmission, which can require maintenance and replacements over time. Routine maintenance is crucial to prevent these problems and ensure the tractor’s longevity.

In terms of safety features, the D140 prioritizes operator protection. It includes a manual steering system, ensuring the operator remains in control at all times. The mechanical shoe on transaxle brakes provides reliable stopping power, and the left-side brake pedal is easily accessible. Furthermore, an adjustable 15-inch tall seat with various positions allows the operator to find a comfortable and safe seating position.

Other notable features of the D140 include a fender-mounted cup holder for added convenience and options for accessories like a nylon sunshade canopy or a snow enclosure, making it adaptable to different weather conditions. The tractor’s compatibility with various attachments, such as the 46-inch blade and the 43.25-inch snow blower, adds to its versatility, making it an excellent choice for year-round lawn care.

In summary, the John Deere D140 is a reliable and versatile lawn tractor with a powerful engine and user-friendly design. While it may have some minor disadvantages and common issues, proper maintenance can help mitigate these concerns. Its safety features and compatibility with various attachments make it a well-rounded choice for homeowners seeking an efficient and dependable lawn tractor.

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