John Deere 8R 250

Last Updated: July 2024

Overview

The John Deere 8R 250 is a row-crop tractor designed for a variety of agricultural tasks. With a powerful liquid-cooled turbocharged diesel engine providing up to 255.36 horsepower at 1700 rpm, it is well-equipped for demanding farming operations. The tractor features a four-wheel-drive chassis (4x4 MFWD 4WD) with power steering for ease of maneuverability. The e23 transmission offers 23 forward and 11 reverse gears, providing flexibility in speed and power delivery for various tasks. The tractor has a sturdy frame with a wheelbase of 121.3 inches, an overall length of 252.8 inches, and a cab height of 137.8 inches. The standard agricultural tires (front: 420/85R34, rear: 480/80R50) complement its design for field operations. The hydraulic system delivers up to 86.0 GPM at rated engine speed, with a maximum hydraulic power of 105.2 HP.

Key Specifications

Category: Row Crop

Power Output: 255.36 (Maximum at 1700 rpm), 225.37 (Rated)

Transmission: Full Power Shift, e23 Transmission

Drive Type: 4WD

Operating Weight: 27405

Fuel Type: Diesel

John Deere 8R 250 vs. Similar Tractors

Power Output

Above Average

Greater than 82% of similar tractors.

Operating Weight

Above Average

Greater than 80% of similar tractors.

Technical Specifications

Engine

Manufacturer: John Deere
Model: RG6090U094226
Cooling Type: Liquid-cooled
Cylinder Orientation: -
Valve Configuration: -
Fuel Type: Diesel
Induction Type: Turbocharged
Cylinders: 6
Displacement (ci): 548
Bore (in): 4.66
Stroke (in): 5.354
Rated RPM: -
Power Output (hp): 255.36 (Maximum at 1700 rpm), 225.37 (Rated)

Transmission

Type: Full Power Shift, e23 Transmission
Forward Gears: 23
Reverse Gears: 11
Total Gears: 34

Dimensions

Length (in): 252.8
Width (in): 60.0 to 127.9 (adjustable)
Height (in): 137.8
Operating Weight (lb): 27405

Power Take-Off (PTO)

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

Miscellaneous

Chassis: 4x4 MFWD 4WD
Drive Type: 4WD
Steering Type: Power
Coolant Capacity (qts): -
Front Tire Diameter (in): 34
Front Tire Width (in): 420
Rear Tire Diameter (in): 50
Rear Tire Width (in): 480
Front/Rear Rim Diameter (in): Unknown
Tire Type: Agricultural
Manufacture - End Year: -
Hitch Type: Three-Point Hitch Category III/IIIN
Hitch Category: Category 3
Hitch Position: Rear
Hitch Capacity (lb): 20254
Operator Station Type: Cab
Starter Type: Electric
Brake Type: -
Hydraulic System Type: Closed-Center Pressure Flow Compensated

Test Results

Nebraska Tractor Test Laboratory - Test Date: April 6 to April 28, 2021

Maximum Power and Fuel Consumption

Maximum Power: 255.36 HP (190.42 kW) at 1700 rpm
Fuel Consumption at Maximum Power: 12.49 Gal/hr (47.27 l/h) with a fuel efficiency of 0.342 lb/hp.hr (0.208 kg/kW.h)
DEF Consumption: 0.50 Gal/hr (1.89 l/h)

Drawbar Performance

Power at Rated Engine Speed (9th Gear): 200.51 HP (149.52 kW) with a drawbar pull of 16,177 lbs (71.96 kN) and a speed of 4.65 mph (7.48 km/h)
Fuel Consumption at Rated Speed: 0.418 lb/hp.hr (0.254 kg/kW.h) with a fuel efficiency of 16.74 Hp.hr/gal (3.30 kW.h/l)

Torque and Engine Performance

Maximum Torque: 844 lb.-ft. (1144 Nm) at 1550 rpm
Torque Rise: 49.7%

Hydraulic Performance

Maximum Force Exerted through entire range (2x115mm lift cylinders): 20,254 lbs (90.1 kN)
Pump Delivery Rate at minimum pressure and rated engine speed: 86.0 GPM (325.4 l/min)
Hydraulic Power at maximum hydraulic power: 105.2 HP (78.5 kW) at a delivery pressure of 2239 psi (154 bar)

Overall Efficiency

Fuel Efficiency at Standard PTO Speed (1000 rpm): 19.49 Hp.hr/gal (3.84 kW.h/l)
Fuel Consumption: 12.73 Gal/hr (48.20 l/h) at 1995 rpm

NTTL.(2021). Nebraska OECD tractor test 2231 for John Deere 8R 250 e23 Diesel. Lincoln, NE: Nebraska Tractor Test Laboratory. Retrieved from http://tractortestlab.unl.edu