John Deere 4040 Row-Crop Tractors Specifications

Engine

The engine is a John Deere diesel 6-cylinder liquid-cooled with a displacement of 404ci / 6.6L and bore/stroke of 4.25x4.75inches / 108x 121mm. It has pre-heating with ether injection and a compression ratio of 16.7:1. The engine is rated at 2200 RPM and has an idle RPM range of 800-2400. The operating RPM range is 1500-2200 and has a firing order of 1-5-3-6-2-4. The starter volts are 12 and it has an oil capacity of 17qts / 16.1L and a coolant capacity of 24qts / 22.7L.

Transmission

The transmission details are not specified in the . However, the John Deere 4040 model has a 16 forward and 6 reverse gear transmission with a top speed of 25.8 mph. It also has a synchronized shifting system and a dry clutch. The transmission is designed to provide smooth shifting and easy operation. The transmission is also equipped with a power take-off (PTO) system that provides power to attached implements.

Brakes

The brakes are hydraulic wet disc brakes that are pedal-actuated. The John Deere 4040 model has differential lock that is also pedal-actuated and hydraulic. The engine brake is also available in this model. The brakes are designed to provide reliable and consistent stopping power even in wet or slippery conditions. The hydraulic system ensures that the brakes are responsive and easy to operate. The John Deere 4040 model also has a parking brake that is mechanically actuated.

Steering

The steering is power steering with a hydraulic system. The John Deere 4040 model has a John Deere 6.6L 6-cylinder diesel engine that provides the power for the hydraulic system. The steering is designed to be responsive and easy to operate. The power steering system ensures that the operator can easily maneuver the tractor even in tight spaces. The steering wheel is also adjustable to provide a comfortable driving position for the operator.

Common Problems

One of the common problems with the John Deere 4040 model is the transmission. Some users have reported issues with the transmission not shifting smoothly or slipping out of gear. Another common problem is with the hydraulic system. Some users have reported leaks in the hydraulic lines or issues with the hydraulic pump. The engine can also be a source of problems, with some users reporting issues with the fuel injection system or overheating. The brakes can also be a source of problems, with some users reporting issues with the brake pads or the hydraulic system.

What Users Like

One of the things that users like about the John Deere 4040 model is the power and performance of the engine. The 6-cylinder diesel engine provides plenty of power for a variety of tasks. Users also appreciate the smooth and responsive steering, which makes it easy to maneuver the tractor in tight spaces. The hydraulic system is also a popular feature, with users appreciating the power and versatility it provides. The cab is also a popular feature, with users appreciating the comfort and convenience it provides during long hours of operation.

Techincal Specifications

Engine Detail
Description	John Deere diesel 6-cylinder liquid-cooled
Displacement	404ci / 6.6L
Bore/stroke	4.25x4.75inches / 108x 121mm
Pre-heating	ether injection
Compression	16.7:1
Rated Rpm	2200
Idle Rpm	800-2400
Operating Rpm	1500-2200
Firing Order	1-5-3-6-2-4
Starter Volts	12
Oil Capacity	17qts / 16.1L
Coolant Capacity	24qts / 22.7L
Engine
Description	John Deere 6.6L 6-cyl diesel
Mechanical
Drive	4x2 2WD/4x4 HFWD 4WD
Differential Lock	pedal-actuated hydraulic
Description	Power steering Differential hydraulic wet disc brakes Sound-Gard cab standard
Tires
Ag Front	11L-15
Ag Rear	23.1-30 / 16.9-34 / 18.4-34 / 20.8-34 / 15.5-38 / 16.9-38 / 18.4R38
Dimensions And Tires
Wheelbase	104inches / 264cm
Weight	9630 to 10490 pounds
Front Tire	9.5L-15
Rear Tire	18.4-38
Serial Numbers
1979	3199
1982	11727
Capacity
Fuel	37gal / 140.0L
Hydraulic System	11gal / 41.6L
Hydraulics
Type	closed center
Capacity	11gal / 41.6L
Valve	1 or 2
Pump Flow	23gpm / 87.1lpm
Tractor Hitch
Rear Type	II/I
Rear Lift	4316lbs / 1957kg 5395lbsOptOptional / 2447kg
Electrical
Ground	negative
Charging System	alternator
Batteries	2
Battery Cca	850
Battery Volts	6
Power Take Off Pto
Rear Ptm	independent
Rear Rpm	540/1000 (1.375)
Transmissions
Description	16-speed partial power shift 8-speed partially synchronized 8-speed full power shift 13-speed creeper
Serial Location
Description	Serial number plate on the rear of the 4040, above the PTO shaft