John Deere 4250

Last Updated: July 2024

Overview

The John Deere 4250 is a row-crop tractor that was manufactured from 1983 to 1988 in Waterloo, Iowa, USA. It comes with a six-cylinder liquid-cooled turbocharged diesel engine with a displacement of 466 cubic inches, producing 122.83 horsepower at 2200 RPM. The tractor is equipped with a John Deere Quad-Range partial power shift transmission with 16 forward and 6 reverse gears. Featuring power steering, differential hydraulic wet disc brakes, and the option of a Sound-Gard cab or four-post Roll-Gard ROPS, the 4250 was designed for comfort and efficiency. It runs on diesel fuel, with an operating weight of 13,855 pounds and can be fitted with agricultural tires. A closed-center hydraulic system supports the operation of implements, with attachments available for various agricultural tasks. Additional performance metrics include a maximum torque of 422 lb.-ft. at 1400 rpm, a torque rise of 20%, a maximum pump pressure of 2350 psi, and a pump delivery rate of 22.0 GPM at rated engine speed.

Key Specifications

Category: Row Crop

Power Output: 122.83

Transmission: Partial power shift (Quad-Range)

Operating Weight: 13855

Fuel Type: Diesel

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John Deere 4250 Tractor

John Deere 4250 vs. Similar Tractors

Operating Weight

Average

Greater than 56% of similar tractors.

Technical Specifications

Engine

Manufacturer: John Deere
Model: -
Cooling Type: Liquid-cooled
Cylinder Orientation: Inline
Valve Configuration: -
Fuel Type: Diesel
Induction Type: Turbocharged
Cylinders: 6
Displacement (ci): 466
Bore (in): 4.56
Stroke (in): 4.75
Rated RPM: 2200
Power Output (hp): 122.83

Transmission

Type: Partial power shift (Quad-Range)
Forward Gears: 16
Reverse Gears: 6
Total Gears: -

Dimensions

Length (in): 154.1 (2WD)
Width (in): 95.7
Height (in): 116.1
Operating Weight (lb): 13855

Power Take-Off (PTO)

PTO Type: Independent
PTO Speed 1 (rpm): 540
PTO Speed 2 (rpm): 1000
PTO Speed 3 (rpm): -

Miscellaneous

Chassis: -
Drive Type: -
Steering Type: Power
Coolant Capacity (qts): -
Front Tire Diameter (in): -
Front Tire Width (in): -
Rear Tire Diameter (in): -
Rear Tire Width (in): -
Front/Rear Rim Diameter (in): -
Tire Type: Ag
Manufacture - End Year: 1988
Hitch Type: -
Hitch Category: IIIN/II
Hitch Position: Rear
Hitch Capacity (lb): -
Operator Station Type: Sound-Gard cab or four-post Roll-Gard ROPS (optional)
Starter Type: Electric
Brake Type: Differential hydraulic wet disc
Hydraulic System Type: Closed center

Test Results

Nebraska Tractor Test Laboratory - Test Date: January 1, 1983

Maximum Power and Fuel Consumption

Maximum Power: 122.83 HP (91.60 kW) at 2200 rpm
Fuel Consumption at Maximum Power: 7.91 Gal/hr (29.94 l/h) with a fuel efficiency of 0.486 lb/hp.hr (0.295 kg/kW.h)

Drawbar Performance

Power at Rated Engine Speed (8th Gear): 104.64 HP (78.05 kW) with a drawbar pull of 6845 lbs (30.46 kN) and a speed of 5.38 mph (8.66 km/h)
Fuel Consumption at Rated Speed: 0.497 lb/hp.hr (0.302 kg/kW.h) with a fuel efficiency of 14.11 Hp.hr/gal (2.78 kW.h/l)

Torque and Engine Performance

Maximum Torque: 422 lb.-ft. (572 Nm) at 1400 rpm
Torque Rise: 20%

Hydraulic Performance

Maximum Pump Pressure: 2350 psi (162 bar)
Pump Delivery Rate: 22.0 GPM (83.3 l/min) at rated engine speed

Overall Efficiency

Fuel Efficiency at Standard PTO Speed (1000 rpm): 15.41 Hp.hr/gal (3.04 kW.h/l)
Fuel Consumption: 6.61 Gal/hr (25.02 l/h) at 2100 rpm

Nebraska Tractor Test Lab. (1983). Test 1475: John Deere 4250 Quadrange Diesel 16-Speed. Lincoln, NE: University of Nebraska-Lincoln. Retrieved from https://digitalcommons.unl.edu/tractormuseumlit/1786