John Deere 440A Skidder Specs


Manufacturer: John Deere
Type: Skidder
Dubuque, Iowa, USA
Welland, Ontario, Canada

John Deere 440A Engines

John Deere 3.6L 4-cyl diesel:
Synchro Fuel Tank: 24 gal (90.8 L)
Powershift Fuel Tank: 42 gal (159 L)

John Deere 440A Transmission

8-speed partially synchronized
8-speed full power shift

John Deere 440A Power

Engine (gross): 75.5 hp


Chassis: 4×4 articulated 4WD
Final Drives: Planetary
Differential Lock: Hydraulic Front
Steering: articulated power
Brakes: disc
Cab: Four-post ROPS.

Dimensions & Tires:

Wheelbase: 89 inches (226 cm)
Weight: 11900 to 14000 pounds
Front tire: 16.9×30
Rear tire: 16.9×30


Charging system: alternator
Batteries: 2
Battery volts: 12
Battery AH: 70


How to Adjust the Winch Brake Band

Your John Deere Power Winch is a important to your logging operation, and the key to its great performance is a well-adjusted brake band. Don’t worry, maintaining a properly adjusted brake band is easy – just follow the steps below and you’ll have your winch band installed with confidence.

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Winch Diagnostics

Troubleshooting a John Deere winch can be a daunting task, especially if you are not familiar with the inner workings of the machine. However, with some basic knowledge and the right tools, you can easily troubleshoot and fix any issues with your winch. In this article, we will discuss common problems with John Deere winches and provide you with troubleshooting tips to help you get your winch up and running smoothly.

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Engine Details

John Deere Diesel

Displacement: 219 ci (3.6 L)
Bore/Stroke: 4.00×4.33 inches (102 x 110 mm)
Power: 75.5 hp (56.3 kW)
Compression: 16.3:1
Rated RPM: 2500
Idle RPM: 1500-2500
Torque: 173 lb-ft (234.6 Nm)
Torque RPM: 1500
Starter: electric
Starter volts: 12
Oil capacity: 9 qts (8.5 L)
Coolant capacity: 16 qts (15.1 L)

Transmission: Synchro-Range

Type: partially synchronized
Gears: 8 forward and 4 reverse
Clutch: 304.8mm dry disc
Oil capacity: 32 qts (30.3 L)


Transmission: Power-Shift

Type: Full Power Shift
Gears: 8 forward and 4 reverse
Clutch: Hydraulic Wet Discs
Oil capacity: 36 qts (34.1 L)


John Deere 440A Tires

Front:16.9×30 or 18.4×34 Rear:16.930


Wheelbase: 89 inches (226 cm)
Length (Synchro): 206 inches (523 cm)
Length (PowerShift): 232 inches (589 cm)
Width: 89 inches (226 cm)
Height (ROPS): 105.5 inches (267 cm)
Synchro Shipping weight: 11900 lbs (5397 kg)
PowerShift Shipping weight: 14000 lbs (6350 kg)
Ground clearance: 18 inches (45 cm)
Front/Rear tread: 72 inches (185 cm)

Attachment overview

The 440A was equipped with a 17,300 pound winch and 70-inch high arch.

Optional 72″ Blade:

Manufacturer: John Deere
Style: front-mount
Width: 72 inches (182 cm)
Height: 20 inches (50 cm)
Lift: 58.5 inches (120 cm)
Cut: 12 inches (24 cm)