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Home / Farm Tractors / John Deere Tractors / JD 4040

John Deere 4040 Tractor

The John Deere 4040 is a 2WD or 4WD row crop tractor from Iron Horses series. This model was manufactured between 1978 and 1982. The John Deere 4040 tractor is powered by 404 cu.in JD 6.404D 4-cycle 6-cylinder water-cooled diesel engine with a maximum output power of 135 hp (101.5 kW) at 2200 rev/min.

The John Deere 4040 is fitted with 3 transmission options: 16x6 Quad-Range partial power shift transmission, 8x2 Syncro-Range partially synchronized transmission, or Syncro-Range creeper transmission with 13 forward and 4 reverse gears.

Max. forward speed - 19.2 mph (30.9 km/h), max. reverse speed - 11.5 mph (18.5 km/h). The closed center hydraulic system includes a piston pump with rated fluid flow of 23 gpm (87.1 lpm). The 3-point hitch has a lift capacity of 4315 lbs (1960 kg) or 5395 lbs (2450 kg). The wheel base is 104" (2640 mm).

Compatible front end loaders for the JD 4040 tractor: John Deere 148 loader with a lift capacity to max height of 3100 lbs (1406 kg), or John Deere 158 loader with a lift capacity to max height of 3800 lbs (1723 kg).

Engine
Engine Model John Deere 6.404D
Engine Type 4 cycle, 6-cylinder diesel
Number of Cylinders Six
Displacement, cu in (L) 404 (6,6)
Engine Bore, in (mm) 4,25 (108,0)
Engine Stroke, in (mm) 4,75 (121,0)
Rated Engine Power, hp (kW) 135,0 (101,5)
Rated Engine Speed, rpm 2200
Idle Speed, rpm 800-2400
Aspiration Natural
Compression 16.7:1
Firing Order 1-5-3-6-2-4
Pre-heating Ether injection
Fuel Tank Capacity, gal (L) 37,0 (140,0)
Oil Capacity, qts (L) 17,0 (16,1)
Coolant Capacity, qts (L) 24,1 (22,8)
Electrical System Rating, Volts 12
Alternator Rating, Amps 55

Power Take-Off
PTO Operational Type Independent
PTO Horsepower, hp (kW) 90,8 (67,7)
PTO Clutch Hydraulic wet disc
PTO Speeds, rpm 540/1000

Standard Transmission
Transmission Type Quad-Range
Gearbox Type 16F/6R, Partial power shift
Number of Forward Gears 16
Number of Reverse Gears 6
Clutch Type Hydraulic wet disc
Oil Capacity, qts (L) 62,0 (58,1)
Maximum Speed (Forward), mph (kph) 18,2 (29,3)
Maximum Speed (Reverse), mph (kph) 11,5 (18,5)

Optional Transmission
Transmission Type Syncro-Range
Gearbox Type 8F/2R, Partially synchronized
Number of Forward Gears 8
Number of Reverse Gears 2
Clutch Type Hydraulic wet disc
Maximum Speed (Forward), mph (kph) 19,2 (30,9)
Maximum Speed (Reverse), mph (kph) 6,7 (10,8)

Optional Transmission
Transmission Type Syncro-Range Creeper
Gearbox Type 13F/4R
Number of Forward Gears 13
Number of Reverse Gears 4
Clutch Type Hydraulic wet disc
Maximum Speed (Forward), mph (kph) 19,2 (30,9)
Maximum Speed (Reverse), mph (kph) 6,7 (10,8)
Maximum Creeper Speed (Forward), mph (kph) 1,5 (2,4)
Maximum Creeper Speed (Reverse), mph (kph) 1,4 (2,3)


Wheels and Tires
Drive Wheels 2WD/4WD
Steering Configuration Front steer
Steering System Power Steering
Service Brake Differential hydraulic wet disc
Front Tire Size 9.5L-15
Rear Tire Size 15.5-38

Hydraulic System
Hydraulic System Type Closed center
Implement Pump Flow, gpm (Lpm) 23,0 (87,1)
Hydraulic Oil Capacity, gal (L) 11,0 (41,6)
Number of Standard Remote Valves 1/2
3-Point Hitch Category 2/1
Standard Lift Capacity at lift pin, lb (kg) 4315 (1960)
Optional Lift Capacity at lift pin, lb (kg) 5395 (2450)

Dimensions and Weight
Wheelbase, in (mm) 104 (2640)
Length, in (mm) 153,2 (3890)
Height (Top of Steering Wheel), in (mm) 86,7 (2200)
Height (with ROPS), in (mm) 104,1 (2640)
Height (with Cab), in (mm) 109,8 (2780)
Overall Width, in (mm) 96 (2430)
Ground Clearance, in (mm) 22,2 (560)
Front Tread, in (mm) 50 to 91,3 (1270 to 2310)
Rear Tread, in (mm) 60 to 118,3 (1520 to 3000)
Turning Radius, in (mm) 153,6 (3890)
Shipping Weight, lb (kg) 9630 (4370)
Operating Weight, lb (kg) 10490 (4760)
Ballasted Weight, lb (kg) 12090 (5485)

Front End Loader
Loader Model John Deere 158
Weight, lb (kg) 1771 (803)
Height (to pin), in (mm) 156 (3960)
Clearance, dumped bucket, in (mm) 132 (3350)
Dump reach, in (mm) 32 (810)
Dump angle, deg 37
Clearance, level bucket, in (mm) 151 (3830)
Rollback angle, deg 12
Breakout force (lift), lb (kg) 5000 (2268)
Lift to full height (at pin), lb (kg) 3800 (1723)
Bucket width, in (mm) 60 (1520)
Bucket width, in (mm) 72 (1820)
Bucket width, in (mm) 84 (2130)
Bucket width, in (mm) 96 (2430)
60-in bucket capacity, yd3 (m3) 0.5 (0.4)
72-in bucket capacity, yd3 (m3) 0.6 (0.5)
84-in bucket capacity, yd3 (m3) 0.8 (0.6)
96-in bucket capacity, yd3 (m3) 0.9 (0.7)

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